Direct flights from Washington Dulles to Houston
43 nonstop flights a week on 1 airline. Zero layovers — one hop from IAD to IAH.
Flight time: about 2h34m 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 UAL1747 | 6:20a | 2h34m | Tue, Wed, Thu, Sun |
| United UAL1747 | 6:30a | 2h32m | Mon, Sat |
| United UAL1747 | 6:42a | 2h30m | Fri |
| United UAL1524 | 8:39a | 2h30m | Wed |
| United UAL1524 | 8:50a | 2h32m | Mon, Tue, Thu, Fri, Sat, Sun |
| United UAL3920 | 9:30a | 2h29m | Tue |
| United UAL1535 | 1:04p | 2h33m | Sat |
| United UAL1535 | 1:10p | 2h35m | Tue, Wed, Thu, Fri, Sun |
| United UAL1535 | 1:19p | 2h35m | Mon |
| United UAL2607 | 3:11p | 2h44m | Thu, Sat |
| United UAL2607 | 3:18p | 2h29m | Tue, Wed, Fri |
| United UAL2607 | 3:28p | 2h31m | Mon |
| United UAL2607 | 4:53p | 2h30m | Sun |
| United UAL2217 | 6:04p | 2h38m | Tue, Sun |
| United UAL2217 | 6:10p | 2h34m | Mon, Wed |
| United UAL2217 | 6:22p | 2h44m | Thu, Sat |
| United UAL2217 | 6:28p | 2h47m | Fri |
| United UAL1463 | 10:33p | 2h36m | Fri, Sun |
| United UAL1463 | 10:38p | 2h40m | Tue, Sat |
| United UAL1463 | 10:49p | 2h38m | Wed–Thu |
| United UAL1463 | 11:08p | 2h30m | Mon |
United
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The route
One hop: IAD → IAHDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Washington Dulles (IAD) to Houston (IAH)
Washington Dulles International Airport (IAD) has 43 nonstop flights a week to Houston (IAH), 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 Houston?
The nonstop flight from Washington Dulles (IAD) to Houston (IAH) takes about 2h34m in the air, based on recently observed nonstop departures.