Direct flights from St. Louis to Pittsburgh
13 nonstop flights a week on 1 airline. Zero layovers — one hop from STL to PIT.
Flight time: about 1h20m nonstop
Which days does it fly?
When does it fly?
Departure times in St. Louis local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Southwest SWA3879 | 10:22a | 1h17m | Sun |
| Southwest SWA3879 | 10:29a | 1h20m | Tue, Sat |
| Southwest SWA568 | 10:35a | 1h21m | Thu |
| Southwest SWA3879 | 10:38a | 1h26m | Mon |
| Southwest SWA3879 | 10:51a | 1h17m | Wed |
| Southwest SWA3879 | 11:05a | 1h21m | Fri |
| Southwest SWA4165 | 6:53p | 1h16m | Tue |
| Southwest SWA4165 | 7:11p | 1h20m | Wed, Sun |
| Southwest SWA4165 | 7:44p | 1h24m | Thu |
| Southwest SWA4165 | 7:52p | 1h17m | Mon |
| Southwest SWA4165 | 8:19p | 1h21m | Fri |
Southwest
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The route
One hop: STL → PITDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from St. Louis (STL) to Pittsburgh (PIT)
St. Louis Lambert International Airport (STL) has 13 nonstop flights a week to Pittsburgh (PIT), operated by Southwest. No layovers, no connections — one hop out of STL and you're there.
This route flies every day of the week, so any travel day works. Route data updated October 2026 from observed departures.
Route data updated October 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from St. Louis to Pittsburgh?
The nonstop flight from St. Louis (STL) to Pittsburgh (PIT) takes about 1h20m in the air, based on recently observed nonstop departures.
How long does it take to drive from St. Louis to Pittsburgh?
Driving from St. Louis to Pittsburgh takes about 9h 4m, covering roughly 601 miles. The nonstop flight takes about 1h20m.