Washington → Seattle

Washington (IAD, DCA, BWI) to Seattle (SEA), all airport combinations.

Nonstop flights on 3 airport pairs.Award: 15,000 ANA miles+ / 23,000 JAL miles+ (IAD→SEA, economy one way, est.)

Nonstop flights by airport pair

Washington Dulles International Airport IAD→Seattle–Tacoma International Airport SEAUnited AirlinesDelta Air LinesAlaska Airlines
Baltimore/Washington International Thurgood Marshall Airport BWI→Seattle–Tacoma International Airport SEASouthwest AirlinesLCCSeasonalAlaska Airlines
Ronald Reagan Washington National Airport DCA→Seattle–Tacoma International Airport SEADelta Air LinesAlaska Airlines

Route pages by airport

Times and miles are estimates. Check schedules and availability with the airline.