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

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-06-26</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000948845</issuerCik>
        <issuerName>MIDWEST AIR GROUP INC</issuerName>
        <issuerTradingSymbol>MEH</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001404674</rptOwnerCik>
            <rptOwnerName>KALMBACH CHARLES F</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>MIDWEST AIR GROUP, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>6744 WEST HOWELL AVENUE</rptOwnerStreet2>
            <rptOwnerCity>OAK CREEK</rptOwnerCity>
            <rptOwnerState>WI</rptOwnerState>
            <rptOwnerZipCode>53154</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Charles F. Kalmbach</signatureName>
        <signatureDate>2007-06-27</signatureDate>
    </ownerSignature>
</ownershipDocument>
