SeattleWashington

Flights from Seattle to Washington

Nonstop flights from Seattle (SEA) to Washington (DCA) take about 5h 10m (3,738 km). Alaska Airlines flies it. Lowest fare seen: $209 one-way, nonstop (22 Oct 2026).

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When you land in Washington

The airport transfer and the few things worth sorting before you fly.

Airport transfer

DCA → Washington, booked before you fly

A private driver meets you in arrivals at a price agreed when you book. Book with Welcome Pickups.

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Alaska Airlines plane soaring through a bright sky with fluffy clouds in Seattle. — lounges at Seattle AirportSeattle Airport · 2 lounges
Before you flyAirport lounges at Seattle →
Trains, buses and taxi faresDCA to Washington: getting into town →

Find hotels in Washington

Hotels, hostels & more · Expedia

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Airlines flying Seattle to Washington

Carriers on SEA–DCA according to our route data and nonstop fares seen as of 22 Oct 2026. Not a complete list.

✈ Alaska Airlinesnonstop fare seen

More for this trip

Frequently asked questions — Seattle to Washington flights

How long is the flight from Seattle to Washington?
A nonstop flight from Seattle (SEA) to Washington (DCA) takes about 5h 10m, covering 3,738 km. That is an estimate from the distance — actual time varies with the airline, aircraft and winds, and connecting itineraries take longer.
How far is Seattle from Washington by air?
The great-circle distance between Seattle–Tacoma International Airport and Ronald Reagan Washington National Airport is 3,738 km (2,323 miles), a long-haul route.
Which airlines fly from Seattle to Washington?
Airlines with flights or nonstop fares on the SEA–DCA route include Alaska Airlines. This is not a complete list — schedules change by season, so check the current options before booking.
How much does a flight from Seattle to Washington cost?
The lowest one-way fare seen recently on SEA–DCA was $209 USD with Alaska Airlines (nonstop), departing 15 Dec 2026, found in fare searches as of 22 Oct 2026. Fares change constantly and depend on the date, so check the current price before booking.
Is it cheaper to fly nonstop or with a stop from Seattle to Washington?
In the fares we saw (22 Oct 2026), connecting was cheaper: from $196 with one stop against $209 nonstop, a saving of $13. Nonstop saves the connection time.
Do I need a visa to travel from Seattle to Washington?
It depends on your passport. Some nationalities can enter Washington visa-free or get a visa on arrival; others must apply in advance. Use AirConnect's Visa Checker to see the rules for your passport.

Sources: fares from Travelpayouts flight-search data, seen 22 Oct 2026; airlines from each carrier's published network and nonstop fares on sale; distance from OurAirports coordinates; flight time estimated from distance. Fares change daily.

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