-----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,
 PirU44J9j1RZDIXERbNd2G9+T0Su1nUEkg6pyFPivgwnEkSS/mPs4kP0VUXooiT9
 MWwg9H+bm9MKxkvMfVvtwQ==

<SEC-DOCUMENT>0001181431-05-019254.txt : 20050330
<SEC-HEADER>0001181431-05-019254.hdr.sgml : 20050330
<ACCEPTANCE-DATETIME>20050330194706
ACCESSION NUMBER:		0001181431-05-019254
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050329
FILED AS OF DATE:		20050330
DATE AS OF CHANGE:		20050330

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			PRENTICE ARLEN
		CENTRAL INDEX KEY:			0001008054

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-12448
		FILM NUMBER:		05715942

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		2063181575

	MAIL ADDRESS:	
		STREET 1:		2401 UTAH AVE. S.
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98134

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FLOW INTERNATIONAL CORP
		CENTRAL INDEX KEY:			0000713002
		STANDARD INDUSTRIAL CLASSIFICATION:	GENERAL INDUSTRIAL MACHINERY & EQUIPMENT, NEC [3569]
		IRS NUMBER:				911104842
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			0430

	BUSINESS ADDRESS:	
		STREET 1:		23500 64TH AVE S
		STREET 2:		P O BOX 97040
		CITY:			KENT
		STATE:			WA
		ZIP:			98032
		BUSINESS PHONE:		2538503500

	MAIL ADDRESS:	
		STREET 1:		23500 64TH AVENUE SOUTH
		CITY:			KENT
		STATE:			WA
		ZIP:			98032

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FLOW SYSTEMS INC
		DATE OF NAME CHANGE:	19890320
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd73937.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-03-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000713002</issuerCik>
        <issuerName>FLOW INTERNATIONAL CORP</issuerName>
        <issuerTradingSymbol>FLOW</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001008054</rptOwnerCik>
            <rptOwnerName>PRENTICE ARLEN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1></rptOwnerStreet1>
            <rptOwnerStreet2>23500 64TH, AVENUE SOUTH</rptOwnerStreet2>
            <rptOwnerCity>KENT</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98032</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>2005-03-29</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>50000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>5.8825</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>113984</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>/S/ John S. Leness,  Attorney in fact</signatureName>
        <signatureDate>2005-03-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----