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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001233355-06-000010.txt : 20060608
<SEC-HEADER>0001233355-06-000010.hdr.sgml : 20060608
<ACCEPTANCE-DATETIME>20060608162048
ACCESSION NUMBER:		0001233355-06-000010
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060607
FILED AS OF DATE:		20060608
DATE AS OF CHANGE:		20060608

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LEROY WILLIAM M
		CENTRAL INDEX KEY:			0001233355

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15369
		FILM NUMBER:		06894302

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		4153315281

	MAIL ADDRESS:	
		STREET 1:		WILLIS LEASE FINANCE CORP
		STREET 2:		2320 MARINSHIP WAY 3RD FL
		CITY:			SAUSALITO
		STATE:			CA
		ZIP:			94965

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WILLIS LEASE FINANCE CORP
		CENTRAL INDEX KEY:			0001018164
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-MACHINERY, EQUIPMENT & SUPPLIES [5080]
		IRS NUMBER:				680070656
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2320 MARINSHIP WAY
		STREET 2:		STE 300
		CITY:			SAUSALITO
		STATE:			CA
		ZIP:			94965
		BUSINESS PHONE:		4153315281

	MAIL ADDRESS:	
		STREET 1:		2320 MARINSHIP WAY
		STREET 2:		SUITE 300
		CITY:			SAUSALITO
		STATE:			CA
		ZIP:			94965
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
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            <rptOwnerState>CA</rptOwnerState>
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            <rptOwnerStateDescription></rptOwnerStateDescription>
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                <transactionCode>M</transactionCode>
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            <transactionTimeliness>
                <value></value>
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            <transactionAmounts>
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                <transactionPricePerShare>
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            <transactionTimeliness>
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            <transactionAmounts>
                <transactionShares>
                    <value>787</value>
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                <transactionPricePerShare>
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                <sharesOwnedFollowingTransaction>
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            <transactionTimeliness>
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                    <value>776</value>
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            <expirationDate>
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    </derivativeTable>

    <ownerSignature>
        <signatureName>Brian D. Hanson</signatureName>
        <signatureDate>2006-06-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----