Direct flights from Washington Dulles to St Louis
13 nonstop flights a week on 1 airline. Zero layovers — one hop from IAD to STL.
Flight time: about 1h35m nonstop
Which days does it fly?
When does it fly?
Departure times in Washington Dulles local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| United GJS4587 | 8:33a | 1h36m | Tue, Wed, Sun |
| United GJS4587 | 8:40a | 1h34m | Fri |
| United GJS4587 | 8:52a | 1h37m | Mon, Thu |
| United GJS4527 | 6:12p | 1h40m | Tue, Sat |
| United GJS4527 | 6:28p | 1h34m | Thu–Fri |
| United GJS4527 | 6:37p | 1h34m | Sun |
| United GJS4527 | 8:46p | 1h43m | Wed |
| United GJS4527 | 9:51p | 1h34m | Mon |
United
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The route
One hop: IAD → STLDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Washington Dulles (IAD) to St Louis (STL)
Washington Dulles International Airport (IAD) has 13 nonstop flights a week to St Louis (STL), operated by United. No layovers, no connections — one hop out of IAD 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 Washington Dulles to St Louis?
The nonstop flight from Washington Dulles (IAD) to St Louis (STL) takes about 1h35m in the air, based on recently observed nonstop departures.