Distance: IAD to SEA
Washington Dulles International Airport ↔ Seattle–Tacoma International Airport
Kilometers
3,702
km
Miles
2,300
mi
Nautical Miles
1,999
nm
Route Map
Distance & Flight Information
- Great-Circle Distance
- 3,702 km
- Distance (Miles)
- 2,300 mi
- Distance (Nautical Miles)
- 1,999 nm
- Estimated Flight Time
- ~4h 51m
- Initial Bearing
- 299.7° (WNW)