Direct flights from Washington Dulles to Buffalo
24 nonstop flights a week on 1 airline. Zero layovers — one hop from IAD to BUF.
Flight time: about 54m 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 GJS4480 | 12:57a | 54m | Tue |
| United GJS4476 | 8:26a | 54m | Mon, Thu, Fri, Sat, Sun |
| United UCA4335 | 1:10p | 54m | Wed |
| United UCA4335 | 1:20p | 54m | Thu, Sun |
| United UCA4335 | 1:27p | 56m | Mon |
| United UCA4335 | 1:37p | 54m | Tue |
| United UCA4335 | 2:59p | 54m | Fri |
| United GJS4407 | 6:34p | 46m | Thu, Sun |
| United GJS4407 | 6:40p | 49m | Mon, Sat |
| United GJS4407 | 7:06p | 54m | Fri |
| United GJS4407 | 7:41p | 54m | Tue |
| United GJS4407 | 8:44p | 1h1m | Wed |
| United GJS4480 | 10:44p | 54m | Sat |
| United GJS4480 | 10:46p | 54m | Tue, Thu |
| United GJS4480 | 11:03p | 54m | Wed |
| United GJS4480 | 11:53p | 54m | Sun |
United
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The route
One hop: IAD → BUFDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Washington Dulles (IAD) to Buffalo (BUF)
Washington Dulles International Airport (IAD) has 24 nonstop flights a week to Buffalo (BUF), 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 Buffalo?
The nonstop flight from Washington Dulles (IAD) to Buffalo (BUF) takes about 54m in the air, based on recently observed nonstop departures.
How long does it take to drive from Washington Dulles to Buffalo?
Driving from Washington Dulles to Buffalo takes about 6h 44m, covering roughly 374 miles. The nonstop flight takes about 54m.