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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 pxaz6fuaBR1YchjTS9qi/g==

<SEC-DOCUMENT>0001257957-04-000148.txt : 20041123
<SEC-HEADER>0001257957-04-000148.hdr.sgml : 20041123
<ACCEPTANCE-DATETIME>20041123205057
ACCESSION NUMBER:		0001257957-04-000148
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20041119
FILED AS OF DATE:		20041123
DATE AS OF CHANGE:		20041123

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			TEICH ANDREW C
		CENTRAL INDEX KEY:			0001230422

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-21918
		FILM NUMBER:		041165099

	MAIL ADDRESS:	
		STREET 1:		16505 SW 72ND AVE
		CITY:			PORTLAND
		STATE:			OR
		ZIP:			97224

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FLIR SYSTEMS INC
		CENTRAL INDEX KEY:			0000354908
		STANDARD INDUSTRIAL CLASSIFICATION:	SEARCH, DETECTION, NAVIGATION, GUIDANCE, AERONAUTICAL SYS [3812]
		IRS NUMBER:				930708501
		STATE OF INCORPORATION:			OR
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		16505 SW 72ND AVE
		CITY:			PORTLAND
		STATE:			OR
		ZIP:			97224
		BUSINESS PHONE:		5036843731

	MAIL ADDRESS:	
		STREET 1:		16505 SW 72ND AVENUE
		CITY:			PORTLAND
		STATE:			OR
		ZIP:			97224
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-11-19</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000354908</issuerCik>
        <issuerName>FLIR SYSTEMS INC</issuerName>
        <issuerTradingSymbol>FLIR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001230422</rptOwnerCik>
            <rptOwnerName>TEICH ANDREW C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>16505 SW 72ND AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PORTLAND</rptOwnerCity>
            <rptOwnerState>OR</rptOwnerState>
            <rptOwnerZipCode>97224</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Co-President, Imaging Systems</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-11-19</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>I</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>17250</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>58.398</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15413</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>By: David A. Muessle, Attorney-in-fact  For: Andrew Teich</signatureName>
        <signatureDate>2004-11-23</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----