Direct flights from Washington Dulles to Bismarck
1 nonstop flight a week on 1 airline. Zero layovers — one hop from IAD to BIS.
Flight time: about 2h48m 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 |
|---|---|---|---|
| Allegiant AAY4902 | 6:05p | 2h48m | Mon |
Allegiant
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The route
One hop: IAD → BISDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Washington Dulles (IAD) to Bismarck (BIS)
Washington Dulles International Airport (IAD) has 1 nonstop flight a week to Bismarck (BIS), operated by Allegiant. No layovers, no connections — one hop out of IAD and you're there.
This route flies on Monday — check the schedule grid above before you pick a travel day. 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 Bismarck?
The nonstop flight from Washington Dulles (IAD) to Bismarck (BIS) takes about 2h48m in the air, based on recently observed nonstop departures.