Find Cheap Flights from Chicago to Seattle

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Cheap flights from Chicago to Seattle from $137

Chicago to Seattle
May 14­ – ­May 24
Frontier Airlines
Bargain Deal
Chicago to Seattle
May 12­ – ­May 23
Super Deal
Chicago to Seattle
Jun 13­ – ­Jun 20
Spirit Airlines
Chicago to Seattle
Jul 13­ – ­Jul 22
Spirit Airlines
Bargain Deal
Chicago to Seattle
Jul 16­ – ­Jul 22
Super Deal
Bargain Deal
Chicago to Seattle
Aug 12­ – ­Aug 19
Super Deal
Bargain Deal
Chicago to Seattle
Apr 15­ – ­Apr 22
Super Deal
Bargain Deal
Chicago to Seattle
Apr 12­ – ­Apr 22
Super Deal

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