Cheap Flights from Portland to Tri-Cities

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PDX to TRI Flight Schedule

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Cheap PDX to Tri-Cities flights

Book your PDX to TRI flights with Expedia and find last-minute Portland to Tri-Cities airfare. Expedia offers discount airfare on multiple airline carriers that fly direct and indirect routes between PDX and TRI, with new flight deals and promotions almost daily. When you book your next trip from Portland Intl. to Tri Cities Regional with Expedia, you can rest assured you’re getting great ticket prices and excellent service from one of the world’s most trusted travel providers.

Popular Flights from Portland, Oregon

Browse popular flight destinations from Portland (PDX), and plan your next exciting trip. Expedia has cheap flights from Portland on multiple airline carriers, so book your next trip today!

Popular Flights from Tri-Cities, Tennessee

Browse popular flight destinations from Tri-Cities (TRI), and plan your next exciting trip. Expedia has cheap flights from Tri-Cities on multiple airline carriers, so book your next trip today!

PDX to TRI Route Map


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