<?xml version="1.0" encoding="utf-8"?>
<!--XBRL document created with Toppan Merrill Bridge  11.3.0.1 -->
<!--Based on XBRL 2.1-->
<!--Created on: 4/24/2026 1:20:02 PM-->
<!--Modified on: 4/24/2026 1:20:02 PM-->
<xsd:schema attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.skywest.com/20260331" xmlns:attributeFormDefault="unqualified" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:ref="http://www.xbrl.org/2006/ref" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:us-gaap="http://fasb.org/us-gaap/2025" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" xmlns:skyw="http://www.skywest.com/20260331" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:us-roles="http://fasb.org/us-roles/2025" xmlns:stpr="http://xbrl.sec.gov/stpr/2025" xmlns:utr="http://www.xbrl.org/2009/utr" xmlns:srt="http://fasb.org/srt/2025" xmlns:deprecated="http://www.xbrl.org/2009/role/deprecated" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:dei="http://xbrl.sec.gov/dei/2025" xmlns:dtr="http://www.xbrl.org/2009/dtr" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:ecd="http://xbrl.sec.gov/ecd/2025" xmlns:ecd-sub="http://xbrl.sec.gov/ecd-sub/2025">
  <xsd:annotation>
    <xsd:appinfo>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureStandardAndCustomAxisDomainDefaults" id="DisclosureStandardAndCustomAxisDomainDefaults">
        <link:definition>99900 - Disclosure - Standard And Custom Axis Domain Defaults</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/StatementConsolidatedBalanceSheets" id="StatementConsolidatedBalanceSheets">
        <link:definition>995200100 - Statement - CONSOLIDATED BALANCE SHEETS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/StatementConsolidatedStatementsOfComprehensiveIncome" id="StatementConsolidatedStatementsOfComprehensiveIncome">
        <link:definition>995200200 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/StatementCondensedConsolidatedStatementsOfCashFlows" id="StatementCondensedConsolidatedStatementsOfCashFlows">
        <link:definition>995200400 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureOperatingRevenuesDetails" id="DisclosureOperatingRevenuesDetails">
        <link:definition>99940201 - Disclosure - Operating Revenues (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureNetIncomePerCommonShareDetails" id="DisclosureNetIncomePerCommonShareDetails">
        <link:definition>99940501 - Disclosure - Net Income Per Common Share (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureLeasesCommitmentsGuaranteesAndContingenciesDetails" id="DisclosureLeasesCommitmentsGuaranteesAndContingenciesDetails">
        <link:definition>99940701 - Disclosure - Leases, Commitments, Guarantees and Contingencies (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureLeasesCommitmentsGuaranteesAndContingenciesCommitmentsAndObligationsDetails" id="DisclosureLeasesCommitmentsGuaranteesAndContingenciesCommitmentsAndObligationsDetails">
        <link:definition>99940703 - Disclosure - Leases, Commitments, Guarantees and Contingencies - Commitments and Obligations (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureFairValueMeasurementsDetails" id="DisclosureFairValueMeasurementsDetails">
        <link:definition>99940801 - Disclosure - Fair Value Measurements (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureLongTermDebtDetails" id="DisclosureLongTermDebtDetails">
        <link:definition>99940901 - Disclosure - Long-term Debt (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DocumentDocumentAndEntityInformation" id="DocumentDocumentAndEntityInformation">
        <link:definition>995200090 - Document - Document and Entity Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/StatementConsolidatedBalanceSheetsParenthetical" id="StatementConsolidatedBalanceSheetsParenthetical">
        <link:definition>995200105 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/StatementConsolidatedStatementsOfStockholdersEquity" id="StatementConsolidatedStatementsOfStockholdersEquity">
        <link:definition>995200300 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/StatementConsolidatedStatementsOfStockholdersEquityParenthetical" id="StatementConsolidatedStatementsOfStockholdersEquityParenthetical">
        <link:definition>995200305 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureCondensedConsolidatedFinancialStatements" id="DisclosureCondensedConsolidatedFinancialStatements">
        <link:definition>995210101 - Disclosure - Condensed Consolidated Financial Statements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureOperatingRevenues" id="DisclosureOperatingRevenues">
        <link:definition>995210201 - Disclosure - Operating Revenues</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureCapitalTransactions" id="DisclosureCapitalTransactions">
        <link:definition>995210301 - Disclosure - Capital Transactions</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureStockRepurchase" id="DisclosureStockRepurchase">
        <link:definition>995210401 - Disclosure - Stock Repurchase</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureNetIncomePerCommonShare" id="DisclosureNetIncomePerCommonShare">
        <link:definition>995210501 - Disclosure - Net Income Per Common Share</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureSegmentReporting" id="DisclosureSegmentReporting">
        <link:definition>995210601 - Disclosure - Segment Reporting</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureLeasesCommitmentsGuaranteesAndContingencies" id="DisclosureLeasesCommitmentsGuaranteesAndContingencies">
        <link:definition>995210701 - Disclosure - Leases, Commitments, Guarantees and Contingencies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureFairValueMeasurements" id="DisclosureFairValueMeasurements">
        <link:definition>995210801 - Disclosure - Fair Value Measurements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureLongTermDebt" id="DisclosureLongTermDebt">
        <link:definition>995210901 - Disclosure - Long-term Debt</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureInvestmentsInOtherCompanies" id="DisclosureInvestmentsInOtherCompanies">
        <link:definition>995211001 - Disclosure - Investments in Other Companies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureIncomeTaxes" id="DisclosureIncomeTaxes">
        <link:definition>995211101 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureLegalMatters" id="DisclosureLegalMatters">
        <link:definition>995211201 - Disclosure - Legal Matters</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureCondensedConsolidatedFinancialStatementsPolicies" id="DisclosureCondensedConsolidatedFinancialStatementsPolicies">
        <link:definition>99920102 - Disclosure - Condensed Consolidated Financial Statements (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureOperatingRevenuesTables" id="DisclosureOperatingRevenuesTables">
        <link:definition>99930203 - Disclosure - Operating Revenues (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureNetIncomePerCommonShareTables" id="DisclosureNetIncomePerCommonShareTables">
        <link:definition>99930503 - Disclosure - Net Income Per Common Share (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureSegmentReportingTables" id="DisclosureSegmentReportingTables">
        <link:definition>99930603 - Disclosure - Segment Reporting (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureLeasesCommitmentsGuaranteesAndContingenciesTables" id="DisclosureLeasesCommitmentsGuaranteesAndContingenciesTables">
        <link:definition>99930703 - Disclosure - Leases, Commitments, Guarantees and Contingencies (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureFairValueMeasurementsTables" id="DisclosureFairValueMeasurementsTables">
        <link:definition>99930803 - Disclosure - Fair Value Measurements (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureLongTermDebtTables" id="DisclosureLongTermDebtTables">
        <link:definition>99930903 - Disclosure - Long-term Debt (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureOperatingRevenuesDeferredRevenueAndUnbilledRevenueDetails" id="DisclosureOperatingRevenuesDeferredRevenueAndUnbilledRevenueDetails">
        <link:definition>99940202 - Disclosure - Operating Revenues - Deferred revenue and unbilled revenue (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureOperatingRevenuesDeferredRevenueAndUnbilledRevenueBalancesDetails" id="DisclosureOperatingRevenuesDeferredRevenueAndUnbilledRevenueBalancesDetails">
        <link:definition>99940203 - Disclosure - Operating Revenues - Deferred revenue and unbilled revenue balances (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureCapitalTransactionsDetails" id="DisclosureCapitalTransactionsDetails">
        <link:definition>99940301 - Disclosure - Capital Transactions (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureStockRepurchaseDetails" id="DisclosureStockRepurchaseDetails">
        <link:definition>99940401 - Disclosure - Stock Repurchase (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureSegmentReportingDetails" id="DisclosureSegmentReportingDetails">
        <link:definition>99940601 - Disclosure - Segment Reporting (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureLeasesCommitmentsGuaranteesAndContingenciesOperatingLeasesDetails" id="DisclosureLeasesCommitmentsGuaranteesAndContingenciesOperatingLeasesDetails">
        <link:definition>99940702 - Disclosure - Leases, Commitments, Guarantees and Contingencies - Operating Leases (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureLeasesCommitmentsGuaranteesAndContingenciesGuaranteesDetails" id="DisclosureLeasesCommitmentsGuaranteesAndContingenciesGuaranteesDetails">
        <link:definition>99940704 - Disclosure - Leases, Commitments, Guarantees and Contingencies - Guarantees (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureLongTermDebtCarryingValueAndFairValueDetails" id="DisclosureLongTermDebtCarryingValueAndFairValueDetails">
        <link:definition>99940902 - Disclosure - Long-term Debt - Carrying Value and Fair Value (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureInvestmentsInOtherCompaniesDetails" id="DisclosureInvestmentsInOtherCompaniesDetails">
        <link:definition>99941001 - Disclosure - Investments in Other Companies (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.skywest.com/role/DisclosureIncomeTaxesDetails" id="DisclosureIncomeTaxesDetails">
        <link:definition>99941101 - Disclosure - Income Taxes (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="skyw-20260331_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="skyw-20260331_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="skyw-20260331_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="skyw-20260331_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple" />
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:import namespace="https://xbrl.org/2023/calculation-1.1" schemaLocation="https://www.xbrl.org/2023/calculation-1.1.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/ecd/2025" schemaLocation="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/dei/2025" schemaLocation="https://xbrl.sec.gov/dei/2025/dei-2025.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/stpr/2025" schemaLocation="https://xbrl.sec.gov/stpr/2025/stpr-2025.xsd" />
  <xsd:import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2009/role/negated" schemaLocation="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
  <xsd:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd" />
  <xsd:import namespace="http://fasb.org/us-roles/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-roles-2025.xsd" />
  <xsd:import namespace="http://fasb.org/us-gaap/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd" />
  <xsd:import namespace="http://fasb.org/srt/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/ecd-sub/2025" schemaLocation="https://xbrl.sec.gov/ecd/2025/ecd-sub-2025.xsd" />
  <xsd:element abstract="true" id="skyw_UnitedExpressProrateAgreementMember" name="UnitedExpressProrateAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="skyw_AlaskaCapacityPurchaseAgreementMember" name="AlaskaCapacityPurchaseAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="skyw_AmericanCapacityPurchaseAgreementMember" name="AmericanCapacityPurchaseAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="skyw_BuildingsAndGroundEquipmentGross" name="BuildingsAndGroundEquipmentGross" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="false" id="skyw_PaymentsForDepositsOnAircraft" name="PaymentsForDepositsOnAircraft" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="skyw_CashPaidAbstract" name="CashPaidAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="skyw_DeltaConnectionAgreementsMember" name="DeltaConnectionAgreementsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="skyw_UnitedExpressAgreementsMember" name="UnitedExpressAgreementsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="skyw_TermsOfAgreement" name="TermsOfAgreement" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="skyw_NumberOfAircraftDelivered" name="NumberOfAircraftDelivered" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="skyw_NumberOfAircraftSubleased" name="NumberOfAircraftSubleased" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="skyw_SkyWestAirlinesMember" name="SkyWestAirlinesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="skyw_E175Member" name="E175Member" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_NumberOfAircraftsToBePurchased" name="NumberOfAircraftsToBePurchased" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="skyw_AgreementsWithOtherAirlinesLineItems" name="AgreementsWithOtherAirlinesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="skyw_CapitalTransactionsDisclosureAbstract" name="CapitalTransactionsDisclosureAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_StockholdersEquityNoteDisclosureAndDisclosureOfCompensationRelatedCostsShareBasedPaymentsExcludingTreasuryStockAndEmployeeStockPurchasePlanDisclosureTextBlock" name="StockholdersEquityNoteDisclosureAndDisclosureOfCompensationRelatedCostsShareBasedPaymentsExcludingTreasuryStockAndEmployeeStockPurchasePlanDisclosureTextBlock" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="skyw_UnitedMember" name="UnitedMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_DeltaMember" name="DeltaMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_AmericanMember" name="AmericanMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_AvailableForSaleSecuritiesMaximumPeriodForRedemption" name="AvailableForSaleSecuritiesMaximumPeriodForRedemption" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="skyw_LettersOfCreditAndSuretyBondOutstandingAmount" name="LettersOfCreditAndSuretyBondOutstandingAmount" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_AmericanCapacityProrateAgreementMember" name="AmericanCapacityProrateAgreementMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_NatureOfOperationsAndSummaryOfSignificantAccountingPoliciesTable" name="NatureOfOperationsAndSummaryOfSignificantAccountingPoliciesTable" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_NatureOfOperationsAndSummaryOfSignificantAccountingPoliciesLineItems" name="NatureOfOperationsAndSummaryOfSignificantAccountingPoliciesLineItems" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_PercentageOfAvailableSeatMilesFlownUnderFixedFeeArrangements" name="PercentageOfAvailableSeatMilesFlownUnderFixedFeeArrangements" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="skyw_PercentageOfAvailableSeatMilesFlownUnderProRateArrangements" name="PercentageOfAvailableSeatMilesFlownUnderProRateArrangements" nillable="true" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="skyw_SkywestLeasingMember" name="SkywestLeasingMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_DeltaConnectionProrateAgreementMember" name="DeltaConnectionProrateAgreementMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_DebtInstrumentCarryingAmountCurrent" name="DebtInstrumentCarryingAmountCurrent" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_DebtInstrumentCarryingAmountNoncurrent" name="DebtInstrumentCarryingAmountNoncurrent" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingReplacementWithCommonStockSharesRatio" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingReplacementWithCommonStockSharesRatio" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="skyw_FlyingAgreementsMember" name="FlyingAgreementsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_AirportCustomerServiceAndOtherMember" name="AirportCustomerServiceAndOtherMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_ProrateAgreementsMember" name="ProrateAgreementsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_AircraftOperationsMember" name="AircraftOperationsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_AlaskaAirlinesMember" name="AlaskaAirlinesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_InterestCommitmentByMaturityAbstract" name="InterestCommitmentByMaturityAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_InterestCommitmentFutureMinimumPaymentsRemainderOfFiscalYear" name="InterestCommitmentFutureMinimumPaymentsRemainderOfFiscalYear" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_InterestCommitmentDueInYearTwo" name="InterestCommitmentDueInYearTwo" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_InterestCommitmentDueInYearThree" name="InterestCommitmentDueInYearThree" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_InterestCommitmentDueInYearFour" name="InterestCommitmentDueInYearFour" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_InterestCommitment" name="InterestCommitment" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_OperatingLeasesArrangementForAircraftMember" name="OperatingLeasesArrangementForAircraftMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_OperatingLeasesArrangementForAirportFacilitiesMember" name="OperatingLeasesArrangementForAirportFacilitiesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_NumberOfAircraftAcquired" name="NumberOfAircraftAcquired" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="skyw_VariableAndShortTermLeaseCost" name="VariableAndShortTermLeaseCost" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="skyw_ScheduleOfRelatedTermsAndDiscountRates" name="ScheduleOfRelatedTermsAndDiscountRates" nillable="true" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="skyw_PaymentsForFlightEquipmentByIssuanceOfLongTermDebt" name="PaymentsForFlightEquipmentByIssuanceOfLongTermDebt" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <xsd:element id="skyw_LeaseAirportServicesAndOtherMember" name="LeaseAirportServicesAndOtherMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_LeaseAirportServiceAndOtherMember" name="LeaseAirportServiceAndOtherMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_AirportCustomerServiceAndOtherRevenueMember" name="AirportCustomerServiceAndOtherRevenueMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_LongTermDebtObligationsPrimarilyRelatedToAcquisitionOfAircraftAndCertainSpareEnginesMember" name="LongTermDebtObligationsPrimarilyRelatedToAcquisitionOfAircraftAndCertainSpareEnginesMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" name="LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_PurchaseObligationDueAfterFourthYear" name="PurchaseObligationDueAfterFourthYear" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" abstract="false" />
  <xsd:element id="skyw_InterestCommitmentDueInNextTwelveMonths" name="InterestCommitmentDueInNextTwelveMonths" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_InterestCommitmentDueAfterYearFour" name="InterestCommitmentDueAfterYearFour" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFour" name="LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFour" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_ContractualObligationDueAfterFourthYear" name="ContractualObligationDueAfterFourthYear" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <xsd:element id="skyw_LongTermReceivablesAndOtherAssets" name="LongTermReceivablesAndOtherAssets" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <xsd:element id="skyw_CapacityPurchaseAgreementsMember" name="CapacityPurchaseAgreementsMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element id="skyw_AircraftInScheduledServiceOrUnderContractMember" name="AircraftInScheduledServiceOrUnderContractMember" nillable="true" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfPerformancePeriod" id="skyw_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfPerformancePeriod" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="IncreaseDecreaseInUnbilledRevenue" id="skyw_IncreaseDecreaseInUnbilledRevenue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="LongTermIncentivePlan2019Member" id="skyw_LongTermIncentivePlan2019Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PromissoryNoteMember" id="skyw_PromissoryNoteMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AeroEnginesLlcMember" id="skyw_AeroEnginesLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AircraftAndEnginesMember" id="skyw_AircraftAndEnginesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EveHoldingsIncMember" id="skyw_EveHoldingsIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EquityMethodInvestmentNumberOfSharesAcquired" id="skyw_EquityMethodInvestmentNumberOfSharesAcquired" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="AssetsNoncurrentExcludingPropertyPlantAndEquipmentMember" id="skyw_AssetsNoncurrentExcludingPropertyPlantAndEquipmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="GuarantorObligationsTermPeriod" id="skyw_GuarantorObligationsTermPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageOfGuaranteedAmountReceivedAsConsideration" id="skyw_PercentageOfGuaranteedAmountReceivedAsConsideration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="CapacityPurchaseAgreementsFlightOperationsRevenueNonLeaseComponentMember" id="skyw_CapacityPurchaseAgreementsFlightOperationsRevenueNonLeaseComponentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CapacityPurchaseAgreementsFixedAircraftLeaseRevenueMember" id="skyw_CapacityPurchaseAgreementsFixedAircraftLeaseRevenueMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="CapacityPurchaseAgreementsVariableAircraftLeaseRevenueMember" id="skyw_CapacityPurchaseAgreementsVariableAircraftLeaseRevenueMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="MarketableSecuritiesAtCost" id="skyw_MarketableSecuritiesAtCost" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="SegmentProfitLoss" id="skyw_SegmentProfitLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="UnsecuredDebtPayableToU.s.TreasuryMember" id="skyw_UnsecuredDebtPayableToU.s.TreasuryMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="StockRepurchasedDuringPeriodExciseTax" id="skyw_StockRepurchasedDuringPeriodExciseTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ContourAirlinesMember" id="skyw_ContourAirlinesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfBoardOfDirectorsSeatHeld" id="skyw_NumberOfBoardOfDirectorsSeatHeld" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TotalNumberOfBoardOfDirectorsSeat" id="skyw_TotalNumberOfBoardOfDirectorsSeat" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PercentageOfBoardOfDirectorsSeatHeld" id="skyw_PercentageOfBoardOfDirectorsSeatHeld" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="EssentialAirServiceContractTerm" id="skyw_EssentialAirServiceContractTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="May2023StockRepurchaseProgramMember" id="skyw_May2023StockRepurchaseProgramMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AircraftDueYear" id="skyw_AircraftDueYear" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationLossIncludedInOtherComprehensiveIncomeLoss" id="skyw_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationLossIncludedInOtherComprehensiveIncomeLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CRJ550Member" id="skyw_CRJ550Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="GainLossOnOtherInvestments" id="skyw_GainLossOnOtherInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="FuelCost" id="skyw_FuelCost" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="LandingFeeAndOtherRental" id="skyw_LandingFeeAndOtherRental" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="NumberOfNewAircraftOrdered" id="skyw_NumberOfNewAircraftOrdered" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NumberOfNewAircraftsToBeDeliveredInNextTwelveMonths" id="skyw_NumberOfNewAircraftsToBeDeliveredInNextTwelveMonths" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="NumberOfNewAircraftsToBeDeliveredInYearTwo" id="skyw_NumberOfNewAircraftsToBeDeliveredInYearTwo" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="CurrentMaturitiesOfOperatingLeaseLiabilities" id="skyw_CurrentMaturitiesOfOperatingLeaseLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="PaymentsForRepurchaseOfTreasuryStock" id="skyw_PaymentsForRepurchaseOfTreasuryStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseDecreaseInOtherAssetsNetInvestingActivities" id="skyw_IncreaseDecreaseInOtherAssetsNetInvestingActivities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NumberOfNewAircraftsToBeDeliveredInYearThree" id="skyw_NumberOfNewAircraftsToBeDeliveredInYearThree" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="UnsecuredDebtPayableToU.s.TreasuryAtFixedAnnualInterestRateMember" id="skyw_UnsecuredDebtPayableToU.s.TreasuryAtFixedAnnualInterestRateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="UnsecuredDebtPayableToU.s.TreasuryAtVariableInterestRateMember" id="skyw_UnsecuredDebtPayableToU.s.TreasuryAtVariableInterestRateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShareRepurchaseProgramIncreaseInRemainingAuthorizedForRepurchaseAmount" id="skyw_ShareRepurchaseProgramIncreaseInRemainingAuthorizedForRepurchaseAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NumberOfAircraftsToBePurchasedAndPlacedIntoService" id="skyw_NumberOfAircraftsToBePurchasedAndPlacedIntoService" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NumberOfAdditionalAircraftsWithSecuredDeliveryPositions" id="skyw_NumberOfAdditionalAircraftsWithSecuredDeliveryPositions" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ChangeInAccruedCapitalExpenditure" id="skyw_ChangeInAccruedCapitalExpenditure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="StockIssuedDuringPeriodValueLongTermIncentivePlan" id="skyw_StockIssuedDuringPeriodValueLongTermIncentivePlan" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="StockIssuedDuringPeriodSharesLongTermIncentivePlan" id="skyw_StockIssuedDuringPeriodSharesLongTermIncentivePlan" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfDeferredRevenueAndUnbilledRevenueChangesTableTextBlock" id="skyw_ScheduleOfDeferredRevenueAndUnbilledRevenueChangesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ContractWithCustomerLiabilityNetOfUnbilledReceivable" id="skyw_ContractWithCustomerLiabilityNetOfUnbilledReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="SecuredOvernightFinancingRateSofrOneMonthTermMember" id="skyw_SecuredOvernightFinancingRateSofrOneMonthTermMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingNumberOfEqualInstallments" id="skyw_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingNumberOfEqualInstallments" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ContractWithCustomerLiabilityRevenueRecognizedInExcessOfFixedPayments" id="skyw_ContractWithCustomerLiabilityRevenueRecognizedInExcessOfFixedPayments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="OperatingLeasesRightOfUseAssetsApproximation" id="skyw_OperatingLeasesRightOfUseAssetsApproximation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
</xsd:schema>
