Book your PIT to STL flights with Expedia and find last-minute Pittsburgh to St. Louis airfare. Expedia offers discount airfare on multiple airline carriers that fly direct and indirect routes between PIT and STL, with new flight deals and promotions almost daily. When you book your next trip from Pittsburgh Intl. to Lambert St. Louis Intl. 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.
Browse popular flight destinations from Pittsburgh (PIT), and plan your next exciting trip. Expedia has cheap flights from Pittsburgh on multiple airline carriers, so book your next trip today!
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!
PIT to STL Route Map
Route information for flights from Pittsburgh Intl. to Lambert St. Louis Intl..
Airline carriers and aircraft used on flights from PIT to STL
|United Airlines||Embraer RJ135 / RJ140 / RJ145|
|US Airways||Embraer RJ135 / RJ140 / RJ145|
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