Cheap flights from Washington, D.C., United States to Seattle, United States
Flights starting at $155. Choose between Alaska Airlines, United Airlines, or Spirit Airlines to find the best price.
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Cheapest one-way trip | $155 |
---|---|
Cheapest nonstop round-trip | $211 |
Cheapest round-trip | $273 |
Average round-trip | $464 |
Nonstop flights in June | $211 – $1,056 |
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Travelers usually depart from Washington Dulles International, Baltimore–Washington International, or Ronald Reagan Washington National when they travel from Washington, D.C. to Seattle. Book your trip to arrive at Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base. The distance between Washington, D.C. and Seattle is 3705 km. The most popular airlines for this route are Alaska Airlines, United Airlines, Spirit Airlines, and Sun Country Airlines. Washington, D.C. and Seattle have 103 direct flights per week.
Weekly direct flights
Discover the top airlines offering direct flights from Washington, D.C. to Seattle in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Sun 26.05 - Sat 01.06
Airline | Sun 26.05 | Mon 27.05 | Tue 28.05 | Wed 29.05 | Thu 30.05 | Fri 31.05 | Sat 01.06 |
---|---|---|---|---|---|---|---|
2 | 2 | 1 | 3 | 5 | 2 | --- | |
--- | --- | --- | --- | 4 | --- | --- |
Weekly direct flights for Sun 02.06 - Sat 08.06
Airline | Sun 02.06 | Mon 03.06 | Tue 04.06 | Wed 05.06 | Thu 06.06 | Fri 07.06 | Sat 08.06 |
---|---|---|---|---|---|---|---|
3 | 3 | 3 | 2 | 5 | 5 | 5 | |
--- | --- | --- | --- | 4 | 4 | 4 |
Weekly direct flights for Sun 09.06 - Sat 15.06
Airline | Sun 09.06 | Mon 10.06 | Tue 11.06 | Wed 12.06 | Thu 13.06 | Fri 14.06 | Sat 15.06 |
---|---|---|---|---|---|---|---|
5 | 5 | 5 | 5 | 3 | 3 | 5 | |
4 | 4 | 4 | 4 | 4 | 4 | 4 |
Weekly direct flights for Sun 16.06 - Sat 22.06
Airline | Sun 16.06 | Mon 17.06 | Tue 18.06 | Wed 19.06 | Thu 20.06 | Fri 21.06 | Sat 22.06 |
---|---|---|---|---|---|---|---|
5 | 5 | 5 | 5 | 7 | 3 | 7 | |
4 | 4 | 4 | 4 | 3 | 2 | 3 |
Check-in for a flight from Washington, D.C. to Seattle
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
United Airlines | UAL | UA | Yes | No |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Sun Country Airlines | SCX | SY | Yes | No |
Weather in Seattle
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 7°C | 2°C |
February | 8°C | 1°C |
March | 10°C | 3°C |
April | 13°C | 4°C |
May | 18°C | 8°C |
June | 21°C | 10°C |
July | 25°C | 13°C |
August | 26°C | 14°C |
September | 22°C | 11°C |
October | 15°C | 7°C |
November | 10°C | 4°C |
December | 6°C | 1°C |
14 day forecast
Frequently asked questions
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Airports near Washington, D.C.
- Philadelphia International
- Washington Dulles International
- Baltimore–Washington International
- Norfolk International
- Richmond International
- Ronald Reagan Washington National
- Lehigh Valley International
- Atlantic City International
- Harrisburg International
- Trenton–Mercer