<SEC-DOCUMENT>0002089966-26-000004.txt : 20260511
<SEC-HEADER>0002089966-26-000004.hdr.sgml : 20260511
<ACCEPTANCE-DATETIME>20260511211035
ACCESSION NUMBER:		0002089966-26-000004
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20260507
FILED AS OF DATE:		20260511
DATE AS OF CHANGE:		20260511

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Dunkiel Brian
		CENTRAL INDEX KEY:			0002089966
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42932
		FILM NUMBER:		26965341

	MAIL ADDRESS:	
		STREET 1:		C/O BETA TECHNOLOGIES, INC.
		STREET 2:		1150 AIRPORT DRIVE
		CITY:			SOUTH BURLINGTON
		STATE:			VT
		ZIP:			05403

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BETA Technologies, Inc.
		CENTRAL INDEX KEY:			0001784570
		STANDARD INDUSTRIAL CLASSIFICATION:	AIRCRAFT [3721]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				831276474
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1150 AIRPORT DRIVE
		CITY:			SOUTH BURLINGTON
		STATE:			VT
		ZIP:			05403
		BUSINESS PHONE:		802-242-6422

	MAIL ADDRESS:	
		STREET 1:		1150 AIRPORT DRIVE
		CITY:			SOUTH BURLINGTON
		STATE:			VT
		ZIP:			05403

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Beta Technologies Inc.
		DATE OF NAME CHANGE:	20190805
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primarydocument.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0609</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2026-05-07</periodOfReport>

    <notSubjectToSection16>false</notSubjectToSection16>

    <issuer>
        <issuerCik>0001784570</issuerCik>
        <issuerName>BETA Technologies, Inc.</issuerName>
        <issuerTradingSymbol>BETA</issuerTradingSymbol>
        <issuerForeignTradingSymbol></issuerForeignTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0002089966</rptOwnerCik>
            <rptOwnerName>Dunkiel Brian</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>false</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>C/O BETA TECHNOLOGIES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1150 AIRPORT DRIVE</rptOwnerStreet2>
            <rptOwnerCity>SOUTH BURLINGTON</rptOwnerCity>
            <rptOwnerState>VT</rptOwnerState>
            <rptOwnerZipCode>05403</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>false</isDirector>
            <isOfficer>true</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle>SEE REMARKS</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>false</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2026-05-07</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>false</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>9684.00</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>18.1216</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>132241.00</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A common stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1500.00</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Leslie J. Halperin Trust</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A common stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15692.00</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Leslie J. Halperin Trust Exempt Fund</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Mandatory sale to cover tax liability associated with the settlement of performance-based restricted stock units.</footnote>
        <footnote id="F2">The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.6100 to $19.6099, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote 2 to this Form 4.</footnote>
        <footnote id="F3">The reported securities include 33,125 shares of Class A common stock held by Brian Dunkiel and Leslie Halperin, tenants-by-the-entirety.</footnote>
        <footnote id="F4">The reporting person disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.</footnote>
    </footnotes>

    <remarks>Chief Legal Officer, Vice President and Secretary</remarks>

    <ownerSignature>
        <signatureName>/s/ Brian Dunkiel</signatureName>
        <signatureDate>2026-05-11</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
