Direct flights from St Louis to Pittsburgh

  • ~4 flights a day
  • Southwest Airlines

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When the nonstops leave

Typical weekly schedule · 25 flights per week (~4 per day) · Updated 9d ago

Most leave in the morning.

Morning before noon 13 a week

Arrive the same day

10:20 AMnot Sun 10:30 AM
Afternoon noon – 6 PM 0 a week

No nonstop leaves between noon and 6 PM.

Evening after 6 PM 12 a week

Arrive the same day

7:35 PMnot Sat 7:55 PMnot Sat
Southwest Airlines Departs Terminal 2

More nonstops from St Louis

STL → MCO Orlando 2 airlines STL → SLC Salt Lake City 2 airlines STL → BNA Nashville STL → BWI Baltimore STL → DAL Dallas STL → MCI Kansas City STL → MDW Chicago STL → CLE Cleveland PIT → STL The return trip STL All nonstops from St Louis PIT All nonstops from Pittsburgh

Frequently asked questions

Is there a direct flight from St Louis to Pittsburgh?

Yes. Southwest Airlines flies nonstop from St Louis (STL) to Pittsburgh (PIT), daily. The flight takes about 1h 38m and covers 552 miles (889 km). Schedule data from 10 October 2026.

Which airlines fly direct from St Louis to Pittsburgh?

Southwest Airlines operates nonstop flights from St Louis to Pittsburgh.

How long is the flight from St Louis to Pittsburgh?

The nonstop flight from St Louis to Pittsburgh takes ~1h 38m (approximately 889 km).

How often do direct flights operate from St Louis to Pittsburgh?

Nonstop flights from St Louis to Pittsburgh operate daily — 25 flights per week (~4 per day).

What days of the week are there direct flights from St Louis to Pittsburgh?

Direct flights from St Louis to Pittsburgh operate every day of the week.