Direct flights from Pittsburgh to St Louis PIT → STL
Southwest Airlines flies nonstop from Pittsburgh (PIT) to St Louis (STL), daily. The flight takes about 1h 38m and covers 552 miles (889 km). Arrivals run on time 76.0% at PIT and 76.7% at STL — BTS data for the last three months, counting arrivals within 15 minutes of schedule. Schedule data from 28 July 2026.
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Southwest Airlines
WN
Departure Schedule typical week
Typical weekly schedule · 13 flights per week (~2 per day) · Updated 33d ago
Southwest Airlines
Frequently asked questions
Is there a direct flight from Pittsburgh to St Louis?
Yes, Southwest Airlines operates nonstop flights from Pittsburgh (PIT) to St Louis (STL).
Which airlines fly direct from Pittsburgh to St Louis?
Southwest Airlines operates nonstop flights from Pittsburgh to St Louis.
How long is the flight from Pittsburgh to St Louis?
The nonstop flight from Pittsburgh to St Louis takes ~1h 38m (approximately 889 km).
How often do direct flights operate from Pittsburgh to St Louis?
Nonstop flights from Pittsburgh to St Louis operate daily — 13 flights per week (~2 per day).
What is the on-time performance for flights from Pittsburgh to St Louis?
Arrivals run on time 76.0% at PIT and 76.7% at STL — BTS data for the last three months, counting arrivals within 15 minutes of schedule.
What days of the week are there direct flights from Pittsburgh to St Louis?
Direct flights from Pittsburgh to St Louis operate every day of the week.
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