Cheap Frontier Airlines flights St. Louis (STL) to Pittsburgh (PIT)

Cheap Frontier Airlines flights St. Louis (STL) to Pittsburgh (PIT)

Prices were available within the past 7 days and start at for one-way flights and $228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Nov 2 - Fri, Nov 7

STL

St. Louis

PIT

Pittsburgh

$228 Roundtrip, found 1 day ago

$228

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Nov 2 from St. Louis to Pittsburgh, returning Fri, Nov 7, priced at $228 found 1 day ago