Fly one-way from Pittsburgh to St. Louis starting at $127. Bundle your Southwest Airlines® flight with a hotel or rental car booking and find even more savings.

There are 4 ways to get from Pittsburgh to St. Louis by plane, bus (Greyhound), train (Amtrak), or car. Select an option below to see step-by-step directions and to compare ticket prices and …

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Flights from Pittsburgh to St. Louis. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Pittsburgh to St. Louis.

Cheap Flights from Pittsburgh (PIT) to St. Louis (STL) start at $66 for one-way and $120 for round trip. Earn your airline miles on top of our rewards!

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Pittsburgh to St. Louis. Discover the best prices and deals for you by selecting …

Find United Airlines cheap flights from Pittsburgh to Saint Louis. Enjoy a Pittsburgh to Saint Louis modern flight experience in premium cabins with Wi-Fi.

Compare Pittsburgh to St Louis flight deals. Find the cheapest month or even day of the year to fly to St Louis. Book the best St Louis fare with no extra fees. Looking for a cheap last-minute …

6 days ago · All direct (non-stop) flights from Pittsburgh to St. Louis. See airlines, aircrafts, flight time and distance, flight schedules and timetables.

Cheap Flights from Pittsburgh (PIT) to St. Louis (SUS) start at for one-way and for round trip. Earn your airline miles on top of our rewards!