<SEC-DOCUMENT>0001209191-20-060823.txt : 20201130
<SEC-HEADER>0001209191-20-060823.hdr.sgml : 20201130
<ACCEPTANCE-DATETIME>20201130202707
ACCESSION NUMBER:		0001209191-20-060823
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20201130
FILED AS OF DATE:		20201130
DATE AS OF CHANGE:		20201130

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HARRIS JOHN D
		CENTRAL INDEX KEY:			0001243160

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-23354
		FILM NUMBER:		201359569

	MAIL ADDRESS:	
		STREET 1:		C/O FLEXTRONICS INTERNATIONAL USA, INC.
		STREET 2:		6201 AMERICA CENTER DRIVE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95002

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FLEX LTD.
		CENTRAL INDEX KEY:			0000866374
		STANDARD INDUSTRIAL CLASSIFICATION:	PRINTED CIRCUIT BOARDS [3672]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			U0
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		2 CHANGI SOUTH LANE
		CITY:			SINGAPORE
		STATE:			U0
		ZIP:			486123
		BUSINESS PHONE:		(65) 6876-9899

	MAIL ADDRESS:	
		STREET 1:		2 CHANGI SOUTH LANE
		CITY:			SINGAPORE
		STATE:			U0
		ZIP:			486123

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FLEXTRONICS INTERNATIONAL LTD.
		DATE OF NAME CHANGE:	20060608

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FLEXTRONICS INTERNATIONAL LTD
		DATE OF NAME CHANGE:	19940318

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FLEX HOLDINGS PTE LTD
		DATE OF NAME CHANGE:	19940201
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-11-30</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000866374</issuerCik>
        <issuerName>FLEX LTD.</issuerName>
        <issuerTradingSymbol>FLEX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001243160</rptOwnerCik>
            <rptOwnerName>HARRIS JOHN D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O FLEXTRONICS INTERNATIONAL USA, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>6201 AMERICA CENTER DRIVE</rptOwnerStreet2>
            <rptOwnerCity>SAN JOSE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95002</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Ordinary Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2020-11-30</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>7988</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7988</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">On November 30, 2020, the Reporting Person was awarded a total of 7,988 restricted share units (&quot;RSUs&quot;) pursuant to the terms of the annual equity award to non-employee directors under the Issuer's Amended and Restated 2017 Equity Incentive Plan as more fully described in the section titled &quot;Fiscal Year 2020 Non-Management Directors' Compensation&quot; beginning on page 26 of the Issuer's Proxy Statement filed with the SEC on June 26, 2020. The award shall vest in full on the date immediately prior to the date of Issuer's 2021 annual general meeting.</footnote>
        <footnote id="F2">Includes 7,988 unvested RSUs, which vest in full on the date immediately prior to the date of Issuer's 2021 annual general meeting. Each unvested RSU represents a contingent right to receive one unrestricted, fully transferrable share for each vested RSU which has not been previously forfeited.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ John D. Harris II, by Heather Childress as attorney-in-fact</signatureName>
        <signatureDate>2020-11-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
