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

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2014-09-12</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0001487990</issuerCik>
        <issuerName>AEROFLEX HOLDING CORP.</issuerName>
        <issuerTradingSymbol>ARX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001385251</rptOwnerCik>
            <rptOwnerName>Golden Gate Capital Management II, L.L.C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GOLDEN GATE PRIVATE EQUITY, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>ONE EMBARCADERO CENTER, 39TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001489498</rptOwnerCik>
            <rptOwnerName>Golden Gate Capital Investment Fund II, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GOLDEN GATE PRIVATE EQUITY, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>ONE EMBARCADERO CENTER, 39TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001399208</rptOwnerCik>
            <rptOwnerName>Golden Gate Capital Investment Annex Fund II LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GOLDEN GATE PRIVATE EQUITY, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>ONE EMBARCADERO CENTER, 39TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001489501</rptOwnerCik>
            <rptOwnerName>Golden Gate Capital Investment Fund II (AI), L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GOLDEN GATE PRIVATE EQUITY, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>ONE EMBARCADERO CENTER, 39TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001398778</rptOwnerCik>
            <rptOwnerName>GOLDEN GATE CAPITAL INVESTMENT ANNEX FUND II AI L P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GOLDEN GATE PRIVATE EQUITY, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>ONE EMBARCADERO CENTER, 39TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001489503</rptOwnerCik>
            <rptOwnerName>Golden Gate Capital Associates II-QP, L.L.C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GOLDEN GATE PRIVATE EQUITY, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>ONE EMBARCADERO CENTER, 39TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001489505</rptOwnerCik>
            <rptOwnerName>Golden Gate Capital Associates II-AI, L.L.C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GOLDEN GATE PRIVATE EQUITY, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>ONE EMBARCADERO CENTER, 39TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94111</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, par value $0.01</value>
            </securityTitle>
            <transactionDate>
                <value>2014-09-12</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>D</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>15504791</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>10.50</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnotes</value>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Disposed of pursuant to the Agreement and Plan of Merger between Aeroflex Holding Corp. and Cobham plc in exchange for $10.50 in cash, without interest, for each share of common stock, par value $0.01.</footnote>
        <footnote id="F2">Includes shares of common stock beneficially owned as a result of the pro rata increase in membership interests resulting from the redemption by VGG Holding, LLC (&quot;VGG&quot;) on December 27, 2012 of certain of its outstanding membership interests not held by the Reporting Persons.</footnote>
        <footnote id="F3">Includes shares of common stock held indirectly (through their ownership in VGG) by (a) Golden Gate Capital Investment Fund II, L.P., (b) Golden Gate Capital Investment Annex Fund II, L.P.,
(c) Golden Gate Capital Investment Fund II (AI), L.P., (d) Golden Gate Capital Investment Annex Fund II (AI), L.P., (e) Golden Gate Capital Associates II-QP, LLC, (f) Golden Gate Capital Associates II-AI, LLC, (g)
CCG AV, LLC - Series A, (h) CCG AV, LLC - Series C, (i) CCG AV, LLC - Series I and (j) CCG AV, LLC - Series E. The entities listed in clauses (a) through (f) are managed by Golden Gate Capital Management II,
L.L.C., and the entities listed in clauses (g) through (j) are managed by Golden Gate Capital Management, L.L.C. (together with the entities listed in clauses (a) through (j) and Golden Gate Capital Management II,
L.L.C., the &quot;Golden Gate Entities&quot;).</footnote>
        <footnote id="F4">Each of the Golden Gate Entities disclaims beneficial ownership in the shares owned by VGG, except to the extent of its pecuniary interest therein.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Stephen D. Oetgen by Power of Attorney</signatureName>
        <signatureDate>2014-09-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
