Flights from Washington DC to Seattle Tacoma

Our cheapest offers for flights from Washington DC to Seattle Tacoma

Here you can compare cheap flights from Washington DC (IAD) to Seattle Tacoma (SEA) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Seattle Tacoma. Prices and availability may change at any time.

Please use our search to find current cheap offers for the following route: from Washington DC (IAD) to Seattle-Tacoma (SEA)
You can also change your filters (Departure airport: Washington DC (IAD), Destination airport: Seattle-Tacoma (SEA)) or look for alternative cheap flights.

Important flight information

Flight information: Washington DC - Seattle-Tacoma

Flight duration min. 05:50 / max. 06:09
Return flight duration min. 04:41/ max. 05:50
Distance 3706 km
Flights per week 29
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport Seattle-Tacoma International Airport, WA (SEA)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Seattle-Tacoma
Flight destinations with a similar price