United flights from Seattle to Washington (SEA→IAD)

Prices were available within the past 7 days and starts at $106 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United Seattle (SEA) to Washington (IAD) route information

Carrier Flight Depart SEA Arrive IAD Sat
9/19
Sun
9/20
Mon
9/21
Tue
9/22
Wed
9/23
Thu
9/24
Fri
9/25
Stops
UA 640 08:42 am 04:45 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 260 02:00 pm 09:53 pm - Check fare Check fare - - Check fare Check fare 0 stop(s)

Seattle to Washington route information

Origin Airport Seattle - Tacoma Intl.
Destination Airport Washington Dulles Intl.
Airlines Serving Alaska Airlines, American Airlines, Delta, United
Distance 2,299 mi
Average Flight Time 8 hours 3 minutes
Popular Airline United

United Flights from Seattle to Washington

❓Travel advisory due to Coronavirus (COVID-19) with flights Booked

✔️ Many airlines cover travel to highly impacted areas and policies may vary for changes to your booked flight. Dates and destinations change frequently as more is learned about the situation, so it’s important for travellers to check in with the air carriers for the most up to date information. Please visit our Customer Service Portal to learn more about what polices are available for your flight to Washington from Seattle.


❓ How much is a flight ticket from Seattle (SEA) -Sterling (IAD) with United?

✔️ Prices were available within the past 7 days and starts at $106 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.


❓Which month is the cheapest flight ticket for Seattle (SEA) to Sterling (IAD) with United?

✔️ Air fares published on Expedia.com over the past 7 days with lowest prices for one-way departures in November and round-trip departures in .