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

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-12-14</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001806201</issuerCik>
        <issuerName>Open Lending Corp</issuerName>
        <issuerTradingSymbol>LPRO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001814733</rptOwnerCik>
            <rptOwnerName>Bregal Sagemount I, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>SECOND FLOOR, WINDWARD HOUSE</rptOwnerStreet1>
            <rptOwnerStreet2>LA ROUTE DE LA LIBERATION</rptOwnerStreet2>
            <rptOwnerCity>ST. HELIER, JERSEY</rptOwnerCity>
            <rptOwnerState>Y9</rptOwnerState>
            <rptOwnerZipCode>JE2 3BQ</rptOwnerZipCode>
            <rptOwnerStateDescription>JERSEY</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001814601</rptOwnerCik>
            <rptOwnerName>Bregal North America General Partner Jersey Ltd</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>SECOND FLOOR, WINDWARD HOUSE</rptOwnerStreet1>
            <rptOwnerStreet2>LA ROUTE DE LA LIBERATION</rptOwnerStreet2>
            <rptOwnerCity>ST. HELIER, JERSEY</rptOwnerCity>
            <rptOwnerState>Y9</rptOwnerState>
            <rptOwnerZipCode>JE2 3BQ</rptOwnerZipCode>
            <rptOwnerStateDescription>JERSEY</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001814533</rptOwnerCik>
            <rptOwnerName>Bregal Investments, Inc.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>277 PARK AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>29TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10172</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2020-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>605195</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>26.88</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>19732962</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F2"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2020-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>4826933</value>
                    <footnoteId id="F3"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>26.88</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>14906029</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F2"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2020-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1105</value>
                    <footnoteId id="F4"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>26.88</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>36030</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F5"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2020-12-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>8814</value>
                    <footnoteId id="F6"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>26.88</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>27216</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F5"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares sold to the Issuer by Bregal Sagemount I, L.P. (&quot;Bregal Sagemount&quot;) on December 14, 2020 in connection with the Offering (as defined below) pursuant to the Stock Repurchase Agreement (the &quot;Stock Repurchase Agreement&quot;), dated December 7, 2020, between the Issuer, Bregal Sagemount, Bregal Investments (defined below) and the other selling shareholders party thereto.</footnote>
        <footnote id="F2">Bregal Sagemount is the record holder of the shares reported. Bregal North America General Partner Jersey Limited (the &quot;General Partner&quot;) is the General Partner of Bregal Sagemount. Bregal Investments, Inc. (&quot;Bregal Investments&quot;) is the registered investment advisor of Bregal Sagemount. Each of the General Partner and Bregal Investments disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that it is the beneficial owner of such shares for Section 16 of the Securities Exchange Act of 1934 or any other purposes.</footnote>
        <footnote id="F3">Represents shares sold to the underwriters by Bregal Sagemount on December 14, 2020, pursuant to the Underwriting Agreement dated December 9, 2020, as described in the registration statement on Form S-1 filed with the SEC on December 7, 2020 (the &quot;Offering&quot;).</footnote>
        <footnote id="F4">Represents shares sold to the Issuer by Bregal Investments on December 14, 2020 in connection with the Offering pursuant to the Stock Repurchase Agreement.</footnote>
        <footnote id="F5">The shares reported are held directly by Bregal Investments.  Each of Bregal Sagemount and the General Partner disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that it is the beneficial owner of such shares for Section 16 of the Securities Exchange Act of 1934 or any other purposes.</footnote>
        <footnote id="F6">Represents shares sold to the underwriters by Bregal Investments on December 14, 2020, pursuant to the Offering.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Bregal Sagemount I, L.P., By: Bregal North America General Partner Jersey Limited: Its; General Partner, By: /s/ Paul Andrew Bradshaw, Director</signatureName>
        <signatureDate>2020-12-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Bregal Sagemount I, L.P., By: Bregal North America General Partner Jersey Limited: Its; General Partner, By: /s/ Elena Dinamling Bubod, Alternate Director</signatureName>
        <signatureDate>2020-12-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Bregal North America General Partner Jersey Limited, By: /s/ Paul Andrew Bradshaw, Director</signatureName>
        <signatureDate>2020-12-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Bregal North America General Partner Jersey Limited, By: /s/ Elena Dinamling Bubod, Alternate Director</signatureName>
        <signatureDate>2020-12-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Bregal Investments, Inc., By: /s/ Michelle S. Riley, Secretary</signatureName>
        <signatureDate>2020-12-16</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Bregal Investments, Inc., By: /s/ Ronald Fishman, Treasurer</signatureName>
        <signatureDate>2020-12-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
