All airlines flying from Dulles, Washington (IAD) to Seattle-Tacoma (SEA).
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| FLIGHT SCHEDULE |
|---|
| Direct Codeshare Flights: |
| Daily
06:30
Dulles, Washington (IAD)
09:17
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2395 Non-stop Boeing 737 (73J) 5:47 Effective 2025-07-12 through 2025-07-20 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Mon-Wed,Fri,Sun
06:30
Dulles, Washington (IAD)
09:17
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2395 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-07-21 through 2025-07-28 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Tue-Thu,Sat
06:30
Dulles, Washington (IAD)
09:17
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2395 Non-stop Boeing 737 (73J) 5:47 Effective 2025-07-24 through 2025-08-02 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Mon-Wed,Fri
06:30
Dulles, Washington (IAD)
09:17
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2395 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-08-01 through 2025-08-08 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Thu,Sat,Sun
06:30
Dulles, Washington (IAD)
09:17
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2395 Non-stop Boeing 737 (73J) 5:47 Effective 2025-08-03 through 2025-08-09 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Mon-Wed,Fri,Sun
06:30
Dulles, Washington (IAD)
09:17
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2395 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-08-10 through 2025-08-18 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Tue,Thu,Sat
06:30
Dulles, Washington (IAD)
09:17
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2395 Non-stop Boeing 737 (73J) 5:47 Effective 2025-08-14 through 2025-08-19 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Sat
07:00
Dulles, Washington (IAD)
09:40
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2395 Non-stop Boeing 737 (73J) 5:40 Operates only on 2025-05-17 Codeshare flight, operated by Alaska Airlines.(AS 308) |
| Sat
07:00
Dulles, Washington (IAD)
09:40
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2395 Non-stop Boeing 737 MAX 9 (7M9) 5:40 Effective 2025-05-24 through 2025-06-07 Codeshare flight, operated by Alaska Airlines.(AS 308) |
| Daily
07:00
Dulles, Washington (IAD)
09:41
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2395 Non-stop Boeing 737 (73J) 5:41 Effective 2025-08-20 through 2025-10-03 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Daily
07:00
Dulles, Washington (IAD)
09:45
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2395 Non-stop Boeing 737 (73J) 5:45 Effective 2025-10-04 through 2026-01-06 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Daily
07:00
Dulles, Washington (IAD)
09:45
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2395 Non-stop Boeing 737 (73J) 5:45 Effective from 2026-02-12 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Wed
18:15
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2423 Non-stop Boeing 737 MAX 9 (7M9) 5:45 Operates only on 2025-06-11 Codeshare flight, operated by Alaska Airlines.(AS 581) |
| Tue,Thu,Sun
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-06-12 through 2025-06-17 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Mon,Wed-Sat
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 (73J) 5:47 Effective 2025-06-13 through 2025-06-19 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Tue,Fri,Sun
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-06-20 through 2025-06-24 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Mon,Wed-Sat
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 (73J) 5:47 Effective 2025-06-21 through 2025-06-27 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Sat,Sun
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-06-28 through 2025-06-29 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Mon-Thu,Sat,Sun
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 (73J) 5:47 Effective 2025-06-30 through 2025-07-10 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Tue-Sat
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 (73J) 5:47 Effective 2025-07-11 through 2025-07-18 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Mon,Sat,Sun
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-07-13 through 2025-07-20 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Daily
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 (73J) 5:47 Effective 2025-07-21 through 2025-08-02 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Sun
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-08-03 through 2025-08-17 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Mon-Fri
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 (73J) 5:47 Effective 2025-08-04 through 2025-08-15 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Sat
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737-800 (73H) 5:47 Operates only on 2025-08-09 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Mon,Tue,Sat
18:13
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 (73J) 5:47 Effective 2025-08-16 through 2025-08-19 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Daily
18:55
Dulles, Washington (IAD)
21:40
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 (73J) 5:45 Effective from 2025-10-04 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Daily
19:17
Dulles, Washington (IAD)
22:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2556 Non-stop Boeing 737 (73J) 5:43 Effective 2025-08-20 through 2025-10-03 Codeshare flight, operated by Alaska Airlines.(AS 406) |
| Tue-Thu
18:15
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2583 Non-stop Boeing 737 MAX 9 (7M9) 5:45 Effective 2025-05-15 through 2025-05-21 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Mon,Thu-Sun
18:15
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2583 Non-stop Boeing 737 (73J) 5:45 Effective 2025-05-16 through 2025-05-23 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Wed,Sat
18:15
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2583 Non-stop Boeing 737 MAX 9 (7M9) 5:45 Effective 2025-05-24 through 2025-05-28 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Mon,Tue,Thu-Sun
18:15
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2583 Non-stop Boeing 737 (73J) 5:45 Effective 2025-05-25 through 2025-06-02 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Tue,Wed,Sat
18:15
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2583 Non-stop Boeing 737 MAX 9 (7M9) 5:45 Effective 2025-06-03 through 2025-06-10 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Mon,Thu,Fri,Sun
18:15
Dulles, Washington (IAD)
21:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2583 Non-stop Boeing 737 (73J) 5:45 Effective 2025-06-05 through 2025-06-09 Codeshare flight, operated by Alaska Airlines.(AS 351) |
| Mon,Wed-Fri,Sun
19:13
Dulles, Washington (IAD)
22:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2620 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Valid until 2025-05-12 Codeshare flight, operated by Alaska Airlines.(AS 408) |
| Wed
19:13
Dulles, Washington (IAD)
22:00
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2620 Non-stop Boeing 737 (73J) 5:47 Operates only on 2025-05-14 Codeshare flight, operated by Alaska Airlines.(AS 408) |
| Daily
09:00
Dulles, Washington (IAD)
11:39
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 (73J) 5:39 Effective 2025-05-15 through 2025-06-11 Codeshare flight, operated by Alaska Airlines.(AS 396) |
| Mon-Fri,Sun
09:00
Dulles, Washington (IAD)
11:47
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 (73J) 5:47 Effective 2025-06-12 through 2025-06-29 Codeshare flight, operated by Alaska Airlines.(AS 375) |
| Sat
09:00
Dulles, Washington (IAD)
11:43
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 MAX 9 (7M9) 5:43 Effective 2025-06-14 through 2025-06-28 Codeshare flight, operated by Alaska Airlines.(AS 375) |
| Mon
09:00
Dulles, Washington (IAD)
11:47
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Operates only on 2025-06-30 Codeshare flight, operated by Alaska Airlines.(AS 375) |
| Mon-Fri,Sun
09:00
Dulles, Washington (IAD)
11:47
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 (73J) 5:47 Effective 2025-07-01 through 2025-07-20 Codeshare flight, operated by Alaska Airlines.(AS 375) |
| Sat
09:00
Dulles, Washington (IAD)
11:43
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 (73J) 5:43 Operates only on 2025-07-05 Codeshare flight, operated by Alaska Airlines.(AS 375) |
| Sat
09:00
Dulles, Washington (IAD)
11:43
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 MAX 9 (7M9) 5:43 Effective 2025-07-12 through 2025-08-16 Codeshare flight, operated by Alaska Airlines.(AS 375) |
| Mon
09:00
Dulles, Washington (IAD)
11:47
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Operates only on 2025-07-21 Codeshare flight, operated by Alaska Airlines.(AS 375) |
| Mon-Fri,Sun
09:00
Dulles, Washington (IAD)
11:47
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 (73J) 5:47 Effective 2025-07-22 through 2025-08-19 Codeshare flight, operated by Alaska Airlines.(AS 375) |
| Daily
09:00
Dulles, Washington (IAD)
11:44
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 (73J) 5:44 Effective 2025-08-20 through 2025-10-03 Codeshare flight, operated by Alaska Airlines.(AS 375) |
| Tue,Thu,Fri
10:00
Dulles, Washington (IAD)
12:40
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 (73J) 5:40 Valid until 2025-05-09 Codeshare flight, operated by Alaska Airlines.(AS 375) |
| Mon,Wed,Sat,Sun
10:00
Dulles, Washington (IAD)
12:40
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 MAX 9 (7M9) 5:40 Valid until 2025-05-11 Codeshare flight, operated by Alaska Airlines.(AS 375) |
| Mon,Tue
10:00
Dulles, Washington (IAD)
12:40
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 (73J) 5:40 Effective 2025-05-12 through 2025-05-13 Codeshare flight, operated by Alaska Airlines.(AS 375) |
| Wed
10:00
Dulles, Washington (IAD)
12:40
Seattle-Tacoma (SEA) Air Tahiti Nui TN 2722 Non-stop Boeing 737 MAX 9 (7M9) 5:40 Operates only on 2025-05-14 Codeshare flight, operated by Alaska Airlines.(AS 375) |
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Parallax here IAD-SEA
- A domestic route departing from the Dulles, Washington airport (IAD) and arriving at Seattle-Tacoma airport (SEA).
- The flight distance is 2299 miles, or 3699 km.
- The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
- For direct flights, the flight time varies between 5:35 and 6:05.
