Dulles (IAD) to Seattle (SEA) · Jan 13, 2027 · one way

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

See flights for these dates: each price link opens AI flight search for that row's exact dates and travelers. Select the complete itinerary there.

Exact travel dates Airline Flights Total price Price issued (UTC)
2027-01-13 · one way Alaska Airlines AS737 Axel-exclusive $175.75 2026-10-29T01:07:59Z
2027-01-13 · one way Delta Air Lines DL1015 Axel-exclusive $185.25 2026-10-29T01:07:59Z
2027-01-13 · one way United Airlines UA2731 Axel-exclusive $190.00 2026-10-29T01:07:59Z
2027-01-13 · one way Sun Country Airlines SY668 + SY285 Axel-exclusive $128.25 2026-10-29T01:07:59Z
2027-01-13 · one way Alaska Airlines AS409 Axel-exclusive $175.75 2026-10-29T01:07:59Z
2027-01-13 · one way United Airlines UA1128 Axel-exclusive $190.00 2026-10-29T01:07:59Z
2027-01-13 · one way United Airlines UA792 + UA2302 Axel-exclusive $171.00 2026-10-29T01:07:59Z
2027-01-13 · one way Delta Air Lines DL5511 + DL734 Axel-exclusive $171.00 2026-10-29T01:07:59Z
2027-01-13 · one way United Airlines UA565 + UA2099 Axel-exclusive $171.00 2026-10-29T01:07:59Z
2027-01-13 · one way Delta Air Lines DL432 + DL2995 Axel-exclusive $171.00 2026-10-29T01:07:59Z
2027-01-13 · one way United Airlines UA1359 + UA1330 Axel-exclusive $171.00 2026-10-29T01:07:59Z

Route overview: Washington, DC to Seattle (SEA) flight deals

2027-01-13 · one way · Axel-exclusive $175.75

2027-01-13 · one way · Axel-exclusive $185.25

2027-01-13 · one way · Axel-exclusive $190.00

2027-01-13 · one way · Axel-exclusive $128.25

2027-01-13 · one way · Axel-exclusive $175.75

2027-01-13 · one way · Axel-exclusive $190.00

2027-01-13 · one way · Axel-exclusive $171.00

2027-01-13 · one way · Axel-exclusive $171.00

2027-01-13 · one way · Axel-exclusive $171.00

2027-01-13 · one way · Axel-exclusive $171.00

2027-01-13 · one way · Axel-exclusive $171.00

Travelers: prices on this page are totals for 1 adult. For a different party, open this trip for 2 adults · 3 adults · 4 adults · 2 adults + 1 child · 2 adults + 2 children; each link opens AI flight search for these dates and those travelers, and the customer link to share comes from those results.

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