<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-08-10</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001819848</issuerCik>
        <issuerName>Joby Aviation, Inc.</issuerName>
        <issuerTradingSymbol>JOBY</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001703083</rptOwnerCik>
            <rptOwnerName>Simi Bonny W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O JOBY AVIATION, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>2155 DELAWARE AVENUE, SUITE #225</rptOwnerStreet2>
            <rptOwnerCity>SANTA CRUZ</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95060</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>See Remarks</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-08-10</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>198034</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>198034</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>1.77</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2021-08-10</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1314487</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <value>2030-12-17</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1314487</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1314487</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">On August 10, 2021, pursuant to that certain Agreement and Plan of Merger, dated as of February 23, 2021, by and among Issuer, RTP Merger Sub Inc. (&quot;Merger Sub&quot;) and Joby Aero, Inc. (&quot;Joby&quot;), Merger Sub merged with and into Joby with Joby surviving as a wholly owned subsidiary of the Issuer (the &quot;Merger&quot;). Upon consummation of the Merger (the &quot;Effective Time&quot;), each issued and outstanding share of common stock of Joby was automatically cancelled and converted into approximately 3.4572 shares of common stock of the Issuer.</footnote>
        <footnote id="F2">Upon consummation of the Merger, each outstanding option to purchase shares of Joby common stock (each a &quot;Joby Option&quot;) was automatically converted into an option to purchase a number of shares of common stock of the Issuer equal to (i) the number of shares of Joby common stock subject to the applicable Joby Option, multiplied by (ii) 3.4572, rounded down to the nearest whole share.</footnote>
        <footnote id="F3">Represents a stock option that vests with respect to 16.66% of the underlying shares on December 15, 2021 and as to the remaining 83.34% of underlying shares in 20 quarterly installments thereafter, subject to the reporting person's continued service through the applicable vesting date.</footnote>
    </footnotes>

    <remarks>Head of Air Operations and People</remarks>

    <ownerSignature>
        <signatureName>/s/ Kate DeHoff, Attorney-in-Fact for Bonny Simi</signatureName>
        <signatureDate>2021-08-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
