Seattle to Dulles Flight Time, Distance, Route Map

Flight time from Seattle, United States to Dulles, United States is 4 hours 36 minutes under avarage conditions. Our flight time calculator assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/hr or 434 knots. Actual flight times may vary depending on aircraft type, cruise speed, routing, weather conditions, passenger load, and other factors.

What is the Flight Distance Between Seattle and Dulles?

The flight distance from Seattle (United States) to Dulles (United States) is 2301 miles. This is equivalent to 3703 kilometers or 1998 nautical miles. The calculated distance (air line) is the straight line distance or direct flight distance between cities. The nearest airport to Seattle, is Boeing Field International Airport (BFI) and the nearest airport to Dulles, is Dulles International Airport (IAD).

Seattle - Dulles Timezones & Time Difference

Current local time in Seattle is 2025-12-13, 18:42:18 MST
Current local time in Dulles is 2025-12-13, 20:42:18 EST.
Time difference between Seattle (United States) and Dulles (United States) is 2 Hours.
Dulles time is 2 Hours ahead of Seattle.

Seattle to Dulles Flight Route Map

Flight map from Seattle, United States to Dulles, United States is given below.
Click the map to view Seattle to Dulles nonstop flight path and travel direction.

The distance between cities calculated based on their latitudes and longitudes. This is also called distance as the crow flies. Bird flight distance is calculated by drawing a straight line between two point coordinates. The length of this drawn line will give the shortest distance value. This distance may be very much different from the actual travel distance.


Seattle GPS Coordinates: Latitude: N 47° 36' 22.4'' Longitude: W 122° 19' 55.5''
Dulles GPS Coordinates: Latitude: N 38° 57' 21.1'' Longitude: W 77° 26' 52.1''

Seattle Map, Where is Seattle located?

Dulles Map, Where is Dulles located?