Flights from Washington (DCA) to Seattle (SEA)

Route intelligence for DCA → SEA: direct flights, stopover options, and timetable coverage in one place.

Show route on mapAll flights from DCAAll flights to SEA

Direct flights

2 direct option(s) across 2 airline(s).

  • Delta Air Lines · 0 min · 0 km
  • Alaska Airlines · 313 min · 3738 km

Explore these airlines on this city pair

Open each airline route-map page to compare broader network depth before committing to a nonstop or one-stop strategy.

Delta Air Lines route map →Alaska Airlines route map →

Stopover options

  • 1 stop(s) · 7h 52m · DCA → SEA
  • 1 stop(s) · 7h 53m · DCA → SEA
  • 1 stop(s) · 7h 53m · DCA → SEA
  • 1 stop(s) · 7h 53m · DCA → SEA
  • 1 stop(s) · 7h 53m · DCA → SEA
  • 1 stop(s) · 7h 53m · DCA → SEA
  • 1 stop(s) · 7h 53m · DCA → SEA
  • 1 stop(s) · 7h 53m · DCA → SEA
  • 1 stop(s) · 7h 53m · DCA → SEA
  • 1 stop(s) · 7h 53m · DCA → SEA
  • 1 stop(s) · 7h 53m · DCA → SEA
  • 1 stop(s) · 7h 53m · DCA → SEA

Timetable coverage

Published flight numbers: AS1, AY4596, JL6363, KE6269, TN2346, DL786, AS3, TN2347

Flight number: AS 1

Operating days: 1, 2, 3, 4, 5, 6, 7

  • DCA 08:00 → SEA 10:58

Plan this city pair

Compare nearby alternatives and airline networks to decide whether a direct trip, one-stop connection, or reverse search gives you better options.

Explore all departures from DCA →Explore all arrivals to SEA →Compare airline network coverage →Browse airports by country →

Route planning checklist

  • Compare direct duration with one-stop total duration before committing to a fare.
  • Check inbound alternatives on flights to SEA when return timing is important.
  • Use Guides for alliance and hub strategy playbooks.
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