Direct flights from Pittsburgh to Saint Louis
All flights from PIT to STL non-stop. There are direct flights from Pittsburgh Airport (PIT), Pennsylvania, USA to Saint Louis Airport (STL), Missouri, USA with Southwest Airlines. 13 weekly departures are currently scheduled on this route. Departure times range from 05:55 to 21:20 depending on the schedule period. The flight distance is 555 miles (893 km). Flight time ranges from 1 hour and 40 minutes to 2 hours and 5 minutes.
Pittsburgh
, USA
Flight schedule from Pittsburgh to Saint Louis with Southwest Airlines
This is a weekly direct flight schedule for Southwest Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-06-29
Pittsburgh to Saint Louis scheduled departures
Select a date to see every published non-stop departure between PIT and STL.
PIT - STL route facts
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Distance555 miles (893 km)
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Flight time1 hour and 40 minutes to 2 hours and 5 minutes
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Airline Southwest
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Airline alliancesLow-cost carrier
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CabinsEconomy
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Arrival terminalsTerminal 2
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AircraftBoeing 737MAX 8 Passenger, Boeing 737-800 (winglets) Passenger/BBJ2 and Boeing 737-700 Passenger (Scimitar Winglets)
