Direct flights from Boise to St Louis
1 nonstop flight a week on 1 airline. Zero layovers — one hop from BOI to STL.
Flight time: about 3h2m nonstop
Which days does it fly?
When does it fly?
Departure times in Boise local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Southwest SWA4432 | 8:57a | 3h2m | Mon |
Southwest
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The route
One hop: BOI → STLDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Boise (BOI) to St Louis (STL)
Boise Air Terminal/Gowen Field (BOI) has 1 nonstop flight a week to St Louis (STL), operated by Southwest. No layovers, no connections — one hop out of BOI and you're there.
This route flies on Monday — check the schedule grid above before you pick a travel day. Route data updated August 2026 from observed departures.
Route data updated August 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from Boise to St Louis?
The nonstop flight from Boise (BOI) to St Louis (STL) takes about 3h2m in the air, based on recently observed nonstop departures.