Flights from Seattle to Washington Dulles
- Flights a week
- <1
- Flight time
- 11 h 31 min
- Distance
- 3,702 km
Schedule, today's status and punctuality of flights from Seattle to Washington Dulles, from the official airport boards. Times are local to each airport.
Flights on 4 October 2026
| Flight | Departure | Arrival | Status |
|---|---|---|---|
 UA800United Airlines | — | Landed | |
 AS737Alaska Airlines | 08:15 | 05:40 | Departed |
| UA1523United AirlinesAlso sold as LH7485, OS7908, SN8850 | 08:25 | Departed | |
 DL541Delta Air LinesAlso sold as KE3019, MU8804 | 14:52 | Scheduled | |
| AS366Alaska Airlines | 15:56 | — | Scheduled |
Local times: departure in the departure airport's time, arrival in the arrival airport's. Struck through: the scheduled time.
Flight numbers from Seattle to Washington Dulles
From the last 28 days of boards: usual departure time, the weekdays it flew and the share of on-time departures (within 15 min).
Common questions
- Which airlines fly from Seattle to Washington Dulles?
- Alaska Airlines, United Airlines, Delta Air Lines.
- How many flights a week are there from Seattle to Washington Dulles?
- About <1 a week over the last 28 days of boards. Flight numbers on the route: 5.
- How long is the flight from Seattle to Washington Dulles?
- About 11 h 31 min by the schedule. The airports are 3702 km apart.
Airports
- Departure: Seattle (SEA)
- Arrival: Washington Dulles (IAD)
- Return flights from Washington Dulles to Seattle <1 a week