-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 NTKKAY69mtwemp3QX/kxCrM3dxI8N/88cVnH5y2noXzGRe+mqet1DopbriifIK0n
 xQvfSG1aNnRDdZGf0cuHcQ==

<SEC-DOCUMENT>0001091696-04-000001.txt : 20040818
<SEC-HEADER>0001091696-04-000001.hdr.sgml : 20040818
<ACCEPTANCE-DATETIME>20040818170318
ACCESSION NUMBER:		0001091696-04-000001
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040817
FILED AS OF DATE:		20040818

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GITNER GERALD L
		CENTRAL INDEX KEY:			0001091696

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-25202
		FILM NUMBER:		04984698

	BUSINESS ADDRESS:	
		STREET 1:		APT. 705
		STREET 2:		3720 SOUTH OCEAN BLVD.
		CITY:			HIGHLAND BEACH
		STATE:			FL
		ZIP:			33487-3387

	MAIL ADDRESS:	
		STREET 1:		APT. 705
		STREET 2:		3720 SOUTH OCEAN BLVD.
		CITY:			HIGHLAND BEACH
		STATE:			FL
		ZIP:			33487-3387

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KITTY HAWK INC
		CENTRAL INDEX KEY:			0000932110
		STANDARD INDUSTRIAL CLASSIFICATION:	AIR TRANSPORTATION, NONSCHEDULED [4522]
		IRS NUMBER:				752564006
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		P O BOX 612787
		STREET 2:		1515 W 20TH ST
		CITY:			DALLAS/FT WORTH INTN
		STATE:			TX
		ZIP:			75261
		BUSINESS PHONE:		9724562200

	MAIL ADDRESS:	
		STREET 1:		P O BOX 612787
		STREET 2:		1515 W 20TH ST
		CITY:			DALLAS/FT WORTH INTN
		STATE:			TX
		ZIP:			75261
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-08-17</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000932110</issuerCik>
        <issuerName>KITTY HAWK INC</issuerName>
        <issuerTradingSymbol>KTHK</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001091696</rptOwnerCik>
            <rptOwnerName>GITNER GERALD L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>UNIT 705</rptOwnerStreet1>
            <rptOwnerStreet2>3720 SOUTH OCEAN BLVD.</rptOwnerStreet2>
            <rptOwnerCity>HIGHLAND BEACH</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33487-3387</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-08-17</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>30000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.3</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>105000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.3</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2004-08-17</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>30000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2013-07-29</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>30000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>120000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Of the remaining 120,000 shares of Common Stock issuable upon exercise of the stock option, 32,500 shares are vested and 87,500 shares will vest in 14 equal monthly installments, beginning September 1, 2004.</footnote>
        <footnote id="F2">Not applicable.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Steven E. Markhoff, Attorney-in-Fact for Gerald L. Gitner</signatureName>
        <signatureDate>2004-08-18</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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