Cheap Flights from St. Louis to Portland

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Cheap STL to Portland flights

Book your STL to PWM flights with Expedia and find last-minute St. Louis to Portland airfare. Expedia offers discount airfare on multiple airline carriers that fly direct and indirect routes between STL and PWM, with new flight deals and promotions almost daily. When you book your next trip from Lambert St. Louis Intl. to Portland Intl. Jetport 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.

STL to PWM Flight Schedule

A $ indicates that Expedia.com offers pricing for these airline's flights on the dates shown. A dot () indicates the airline has an available flight scheduled, but Expedia does not provide online booking at this time.

Popular Flights from St. Louis, Missouri

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

Popular Flights from Portland, Maine

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

STL to PWM Route Map


Interesting Facts About Flights from St. Louis to Portland (STL to PWM)

(Source: FAA & BTS 2009 Databases)