Cheap IAD to Seattle flights

Book your IAD to BFI flights with Expedia and find last-minute Washington, DC to Seattle airfare. Expedia offers discount airfare on multiple airline carriers that fly direct and indirect routes between IAD and BFI, with new flight deals and promotions almost daily. When you book your next trip from Washington Dulles Intl. to Boeing Field with Expedia, you can rest assured you’re getting great ticket prices and excellent service from one of the world’s most trusted travel providers.

Popular Flights from Washington, DC, District of Columbia

Browse popular flight destinations from Washington, DC (IAD), and plan your next exciting trip. Expedia has cheap flights from Washington, DC on multiple airline carriers, so book your next trip today!

IAD to BFI Route Map

Washington, DC to Seattle Flights, Stats and Airplanes

Route information for flights from Washington Dulles Intl. to Boeing Field.

Destination:
Distance:
2,299.46 miles

IAD - Washington Dulles Intl. Airlines

Browse the most popular airlines servicing the Washington, DC (IAD) airport. Visit their flights pages to learn more about the most popular routes these carriers fly.

BFI - Boeing Field Airlines

Browse the most popular airlines servicing the Seattle (BFI) airport. Visit their flights pages to learn more about the most popular routes these carriers fly.

Interesting Facts About Flights from Washington, DC to Seattle (IAD to BFI)

  • The newest aircraft servicing IAD to BFI in 2009 was Air Greenland's B737-8 from Boeing. The B737-8 started flying in 1998.
  • The largest aircraft servicing flights between Washington and Seattle from Air Greenland is the B737-8 built by Boeing with 173 seats.
  • The oldest aircraft servicing trips from Washington, DC to Seattle, WA in 2009 was Air Greenland's B737-8 from Boeing which started flying in 1998.
  • Air Greenland operated flights from IAD to BFI using one type of aircraft in 2009.
  • The smallest aircraft servicing flights from IAD to BFI for Air Greenland is the B737-8 built by Boeing with 173 seats.

(Source: FAA & BTS 2009 Databases)