Cheap flights from Seattle to Washington, D.C.

Choose between Delta Air Lines, United Airlines, or Southwest Airlines to find the best price

Travelers usually depart from Seattle–Tacoma International, Seattle King Street railway station, Seattle Greyhound Bus Station, Seattle, WA - Poly Clinic, or Seattle, WA-Harborview Med when they travel from Seattle to Washington, D.C.. Book your trip to arrive at Baltimore–Washington International, Washington Dulles International, Ronald Reagan Washington National, Washington Union Station, or Washington-Rosslyn. The distance between Seattle and Washington, D.C. is 3705 km. The most popular airlines for this route are Delta Air Lines, United Airlines, Southwest Airlines, Frontier Airlines, and Alaska Airlines. Seattle and Washington, D.C. have 168 direct flights per week. When you arrive at Washington, D.C., consider visiting National Mall, Independence National Historical Park, PA, USA, and Lincoln Memorial.

Weekly flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Number of flights36182435-2926

Fly direct with

United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Alaska Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Seattle to Washington, D.C.

NameCarrier codeIATA CodePassport needed during bookingAirport check-in closesOnline check-in available
Delta Air LinesDALDLYesUnknownNo
United AirlinesUALUAYesUnknownNo
Southwest AirlinesSWAWNNoUnknownNo
Frontier AirlinesFFTF9NoUnknownNo
Alaska AirlinesASAASYesUnknownNo

Frequently asked questions

How long does it take to travel from Seattle to Washington, D.C.?

A one-way nonstop (direct) flight between Seattle and Washington, D.C. takes around 4.9 hours.

What is the flight distance between Seattle and Washington, D.C.?

The flight distance between Seattle and Washington, D.C. is 3705 km.

What airlines offer nonstop (direct) flights between Seattle and Washington, D.C.?

Several carriers operate flights between Seattle and Washington, D.C.. Airlines offering nonstop (direct) flights include United Airlines, Alaska Airlines.

What are the most popular routes to and from Seattle?

Travelers frequently search for route combinations, such as Seattle and Los Angeles International, McCarran International, Miami International, Fort Lauderdale–Hollywood International, Denver International, Hartsfield–Jackson Atlanta International, Dallas/Fort Worth International, Phoenix Sky Harbor International, O Hare International, San Diego International, Philadelphia International.

What are the most popular routes to and from Washington, D.C.?

Travelers frequently search for route combinations, such as Washington, D.C. and Los Angeles International, McCarran International, Miami International, Orlando International, Fort Lauderdale–Hollywood International, Denver International, Hartsfield–Jackson Atlanta International, Luis Muñoz Marín International, William P. Hobby, Tampa International, Logan International.

Which airports are there in Seattle?

Seattle is mainly served by Seattle–Tacoma International. But there are other airports nearby, including Kenmore Air Harbor Seaplane Base, Boeing Field.

What airports are near Seattle?

The main airport in Seattle is Seattle–Tacoma International. It is also served by Portland International, Vancouver International, Bellingham International, Pangborn Memorial, Abbotsford International, Paine Field Everett, Yakima Air Terminal, Vancouver Harbour Flight Centre, Friday Harbor Airport, Kenmore Air Harbor.

What airports are near Washington, D.C.?

The main airport in Washington, D.C. is Baltimore–Washington International. It is also served by Philadelphia International, Norfolk International, Richmond International, Atlantic City International, Trenton–Mercer, Harrisburg International, Lehigh Valley International, Lancaster, Hagerstown Regional, Altoona–Blair County.

What buses and trains depart from Seattle?

A number of bus and train companies depart from Seattle, including Greyhound.

Is it possible to combine flights, buses, and trains in one itinerary when traveling between Seattle and Washington, D.C.?

What is Virtual Interlining and how do I use it?

Which airlines fly between Seattle and Washington, D.C.?

When's the best time to travel between Seattle and Washington, D.C.?

What flights operate between Seattle and Washington, D.C.?

How many airports are there near Seattle?

How many airports are there near Washington, D.C.?

Is it possible to reach Seattle by bus or train?

What time do nonstop (direct) flights between Seattle and Washington, D.C. depart?

What time do nonstop (direct) flights between Seattle and Washington, D.C. arrive?

What time do flights between Seattle and Washington, D.C. depart?

What time do flights between Seattle and Washington, D.C. arrive?

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