Direct flights from Dulles to Seattle (IAD → SEA)

Distance 3,701 km (2,300 mi)
Est. duration 4h 21m
IAD
Dulles
Washington Dulles International, USA
SEA
Seattle
Seattle Tacoma International, USA
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Live fares · IAD → SEA

Available flights

Alaska AirlinesNon-stop
from$332
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Frequently asked questions

How far is the flight from Dulles to Seattle? The flight distance from IAD to SEA is approximately 3,701 km (2,300 miles).
How long is the flight from IAD to SEA? The estimated flight time from Dulles to Seattle is approximately 4h 21m.
What airlines fly from IAD to SEA? Airlines operating direct flights from Dulles to Seattle include: AS, DL, UA.

Cheapest fares Dulles → Seattle

Dulles IAD
Seattle SEA
May — June — July — August — September — October —

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Dulles → Seattle.

Cheap flights from Dulles to Seattle Cheapest month to fly to Seattle Flights from USA Flights to USA Visa-free with USA passport All airports in USA AS routes & destinations All routes by this carrier DL routes & destinations All routes by this carrier UA routes & destinations All routes by this carrier

Try a nearby airport to Dulles

Flights to Seattle (SEA) from other airports within 350 km of Dulles. Often unlocks cheaper fares or better times.

DCA → SEA 37 km from IAD Washington → Seattle USA · 108 destinations BWI → SEA 72 km from IAD Baltimore → Seattle USA · 90 destinations CHO → SEA 126 km from IAD Charlottesville → Seattle USA · 6 destinations MDT → SEA 150 km from IAD Middletown → Seattle USA · 19 destinations RIC → SEA 161 km from IAD Richmond → Seattle USA · 37 destinations

Or try a nearby airport to Seattle

Flights from Dulles (IAD) to other airports within 350 km of Seattle.

IAD → PAE 52 km from SEA Dulles → Everett USA · 9 destinations IAD → BLI 151 km from SEA Dulles → Bellingham USA · 7 destinations IAD → YYJ 157 km from SEA Dulles → Victoria Canada · 15 destinations IAD → YVR 205 km from SEA Dulles → Vancouver Canada · 123 destinations IAD → PDX 207 km from SEA Dulles → Portland USA · 90 destinations

Other flights from Dulles (IAD)

Abu Dhabi (AUH) Accra (ACC) Addis Ababa (ADD) Albany (ALB) Albuquerque (ABQ) Amman (AMM) Amsterdam (AMS) Anchorage (ANC) All 163 destinations →

Other flights from Seattle (SEA)

Albuquerque (ABQ) Amsterdam (AMS) Anchorage (ANC) Arcata (ACV) Atlanta (ATL) Austin (AUS) Baltimore (BWI) Barcelona (BCN) All 139 destinations →