Cheap flights from Seattle to Washington, D.C.
Flights starting at $124. Choose between Alaska Airlines, United Airlines, or Sun Country Airlines to find the best price.
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Travelers usually depart from Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base when they travel from Seattle to Washington, D.C.. Book your trip to arrive at Washington Dulles International, Baltimore–Washington International, or Ronald Reagan Washington National. The distance between Seattle and Washington, D.C. is 3705 km. The most popular airlines for this route are Alaska Airlines, United Airlines, Sun Country Airlines, and Spirit Airlines. Seattle and Washington, D.C. have 67 direct flights per week. When you arrive at Washington, D.C., consider visiting Lincoln Memorial, and National Mall.
Weekly direct flights
Discover the top airlines offering direct flights from Seattle to Washington, D.C. in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Sun 03.11 - Sat 09.11
| Airline | Sun 03.11 | Mon 04.11 | Tue 05.11 | Wed 06.11 | Thu 07.11 | Fri 08.11 | Sat 09.11 |
|---|---|---|---|---|---|---|---|
| 5 | 7 | 5 | 5 | 7 | 7 | 4 | |
| 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Weekly direct flights for Sun 10.11 - Sat 16.11
| Airline | Sun 10.11 | Mon 11.11 | Tue 12.11 | Wed 13.11 | Thu 14.11 | Fri 15.11 | Sat 16.11 |
|---|---|---|---|---|---|---|---|
| 7 | 6 | 5 | 5 | 7 | 7 | 4 | |
| 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Weekly direct flights for Sun 17.11 - Sat 23.11
| Airline | Sun 17.11 | Mon 18.11 | Tue 19.11 | Wed 20.11 | Thu 21.11 | Fri 22.11 | Sat 23.11 |
|---|---|---|---|---|---|---|---|
| 6 | 6 | 5 | 4 | 6 | 6 | 6 | |
| 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Weekly direct flights for Sun 24.11 - Sat 30.11
| Airline | Sun 24.11 | Mon 25.11 | Tue 26.11 | Wed 27.11 | Thu 28.11 | Fri 29.11 | Sat 30.11 |
|---|---|---|---|---|---|---|---|
| 6 | 6 | 6 | 6 | 3 | 6 | 2 | |
| 2 | 2 | 2 | 2 | 1 | 2 | 2 |
Check-in for a flight from Seattle to Washington, D.C.
| Name | Carrier code | IATA Code | Passport needed during booking | |
|---|---|---|---|---|
| Alaska Airlines | ASA | AS | No | |
| United Airlines | UAL | UA | Yes | |
| Sun Country Airlines | SCX | SY | Yes | |
| Spirit Airlines | NKS | NK | No |
Online check-in is not available for these airlines.
Weather in Washington, D.C.
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 5°C | -1°C |
| February | 8°C | 0°C |
| March | 12°C | 3°C |
| April | 19°C | 8°C |
| May | 23°C | 13°C |
| June | 28°C | 18°C |
| July | 31°C | 21°C |
| August | 30°C | 20°C |
| September | 26°C | 17°C |
| October | 20°C | 11°C |
| November | 13°C | 4°C |
| December | 8°C | 1°C |
14 day forecast
Frequently asked questions
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Airports near Seattle
- Seattle–Tacoma International
- Vancouver International
- Portland International
- Victoria International
- Abbotsford International
- Bellingham International
- Nanaimo
- Nanaimo Harbour
- Paine Field Everett
- Yakima Air Terminal