Using the online timetable is an easy way to look at all the direct flights Washington — Seattle
107 flights in a week
Departure and arrival times are local (Washington and Seattle)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 07:15 | 10:12 | daily | DL1015 | Delta Air Lines | 5h 57m | Washington Dulles International Airport — Seattle-Tacoma International Airport | Select dates |
| 07:33 | 10:20 | daily | AS351 | Alaska Airlines | 5h 47m | Washington Dulles International Airport — Seattle-Tacoma International Airport | Select dates |
| 07:34 | 10:35 | mon, tue, wed, fri, sat, sun | AS351 | Alaska Airlines | 6h 1m | Washington Dulles International Airport — Seattle-Tacoma International Airport | Select dates |
| 08:00 | 10:56 | tue | AS1 | Alaska Airlines | 5h 56m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 08:00 | 10:53 | mon, tue, wed, fri, sat, sun | AS1 | Alaska Airlines | 5h 53m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 08:00 | 10:49 | daily | AS1 | Alaska Airlines | 5h 49m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 08:00 | 10:57 | mon, thu, sat, sun | AS1 | Alaska Airlines | 5h 57m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 08:00 | 10:57 | fri, sat | AS1 | AlphaSky | 5h 57m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 08:00 | 11:03 | tue, thu, sat, sun | AS1 | Alaska Airlines | 6h 3m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 08:00 | 11:05 | fri, sun | AS1 | Alaska Airlines | 6h 5m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 08:00 | 11:11 | mon, tue, wed, thu, sat | AS1 | Alaska Airlines | 6h 11m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 16:55 | 19:48 | tue, sun | DL1446 | Delta Air Lines | 5h 53m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 16:56 | 19:59 | mon, wed, thu, fri, sat, sun | DL1446 | Delta Air Lines | 6h 3m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 16:59 | 19:50 | daily | DL1446 | Delta Air Lines | 5h 51m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 17:00 | 20:03 | mon, tue, wed, thu, fri, sat | AS3 | Alaska Airlines | 6h 3m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 17:00 | 20:05 | fri, sat, sun | AS3 | Alaska Airlines | 6h 5m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 17:00 | 20:13 | tue, sun | AS3 | Alaska Airlines | 6h 13m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 17:03 | 19:58 | daily | AS3 | Alaska Airlines | 5h 55m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 17:03 | 19:58 | thu | AS3 | AlphaSky | 5h 55m | Ronald Reagan National Airport — Seattle-Tacoma International Airport | Select dates |
| 17:55 | 20:54 | daily | UA1724 | United Airlines | 5h 59m | Washington Dulles International Airport — Seattle-Tacoma International Airport | Select dates |
| 18:13 | 21:12 | daily | AS409 | Alaska Airlines | 5h 59m | Washington Dulles International Airport — Seattle-Tacoma International Airport | Select dates |
| 18:30 | 21:30 | mon, sun | AS409 | Alaska Airlines | 6h 0m | Washington Dulles International Airport — Seattle-Tacoma International Airport | Select dates |
| 18:34 | 21:30 | fri, sat | AS409 | Alaska Airlines | 5h 56m | Washington Dulles International Airport — Seattle-Tacoma International Airport | Select dates |
| 18:43 | 21:32 | thu | AS409 | Alaska Airlines | 5h 49m | Washington Dulles International Airport — Seattle-Tacoma International Airport | Select dates |
| 19:41 | 22:30 | mon, thu, sun | AS406 | AlphaSky | 5h 49m | Washington Dulles International Airport — Seattle-Tacoma International Airport | Select dates |