Direct flights from Houston to St Louis
27 nonstop flights a week on 1 airline. Zero layovers — one hop from IAH to STL.
Flight time: about 1h36m nonstop
Which days does it fly?
When does it fly?
Departure times in Houston local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| United GJS4479 | 12:23a | 1h31m | Sat |
| United ASH6214 | 8:02a | 1h31m | Tue |
| United ASH6214 | 8:12a | 1h31m | Mon, Wed, Fri, Sun |
| United UCA3256 | 9:31a | 1h45m | Thu |
| United UAL2042 | 12:03p | 1h40m | Wed |
| United UAL2042 | 12:14p | 1h42m | Mon, Tue, Fri, Sat |
| United UAL2042 | 12:22p | 1h37m | Sun |
| United UAL2042 | 12:31p | 1h33m | Thu |
| United GJS4479 | 6:17p | 1h31m | Tue, Wed, Sun |
| United GJS4479 | 6:30p | 1h43m | Mon |
| United UAL1528 | 8:22p | 1h36m | Tue, Fri |
| United UAL1528 | 8:30p | 1h38m | Wed, Sat |
| United GJS4479 | 8:58p | 1h31m | Sat |
| United UAL1528 | 9:28p | 1h38m | Sun |
| United UAL1528 | 9:36p | 1h41m | Mon |
| United GJS4479 | 9:43p | 1h31m | Thu |
| United UAL1528 | 9:57p | 1h34m | Thu |
United
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The route
One hop: IAH → STLDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Houston (IAH) to St Louis (STL)
George Bush Intercontinental Airport (IAH) has 27 nonstop flights a week to St Louis (STL), operated by United. No layovers, no connections — one hop out of IAH 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 Houston to St Louis?
The nonstop flight from Houston (IAH) to St Louis (STL) takes about 1h36m in the air, based on recently observed nonstop departures.