Direct flights from Pittsburgh to St Louis

  • 13 flights a week
  • Southwest Airlines

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When the nonstops leave

Typical weekly schedule · 13 flights per week (~2 per day) · Updated 83d ago

Most leave in the morning.

Morning before noon 7 a week

Arrive the same day

6:45 AM
Afternoon noon – 6 PM 0 a week

No nonstop leaves between noon and 6 PM.

Evening after 6 PM 6 a week

Arrive the same day

8:15 PMnot Sat
Southwest Airlines Arrives Terminal 2

More nonstops from Pittsburgh

PIT → MCO Orlando 3 airlines PIT → BOS Boston 2 airlines PIT → PHL Philadelphia PIT → HOU Houston PIT → LAS Las Vegas PIT → MDW Chicago PIT → BDL Hartford STL → PIT The return trip PIT All nonstops from Pittsburgh STL All nonstops from St Louis

Frequently asked questions

Is there a direct flight from Pittsburgh to St Louis?

Yes. Southwest Airlines flies nonstop from Pittsburgh (PIT) to St Louis (STL), daily. The flight takes about 1h 38m and covers 552 miles (889 km). Schedule data from 28 July 2026.

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 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.