Alaska Airlines flights from Seattle-Tacoma (SEA) to Dulles, Washington (IAD).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 23:35 Seattle-Tacoma (SEA) 07:29 Dulles, Washington (IAD)
Alaska Airlines AS 320 Non-stop Boeing 737 (73J) 4:54 Effective from 2024-05-16
The flight arrives 1 day after departure.
Mon,Thu,Fri,Sun 07:35 Seattle-Tacoma (SEA) 15:40 Dulles, Washington (IAD)
Alaska Airlines AS 338 Non-stop Boeing 737 (73J) 5:05 Effective 2024-04-18 through 2024-05-13
Daily 15:58 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD)
Alaska Airlines AS 348 Non-stop Boeing 737 (73J) 5:01 Valid until 2024-01-06
Daily 16:03 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD)
Alaska Airlines AS 348 Non-stop Boeing 737 (73J) 4:56 Effective 2024-04-16 through 2024-05-15
Daily 16:05 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD)
Alaska Airlines AS 348 Non-stop Boeing 737 (73J) 4:54 Effective from 2024-05-16
Daily 16:08 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD)
Alaska Airlines AS 348 Non-stop Boeing 737 MAX 9 (7M9) 4:51 Effective 2024-03-14 through 2024-03-24
Mon 16:08 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD)
Alaska Airlines AS 348 Non-stop Boeing 737 (73J) 4:51 Effective 2024-03-25 through 2024-04-15
Tue-Sun 16:08 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD)
Alaska Airlines AS 348 Non-stop Boeing 737 MAX 9 (7M9) 4:51 Effective 2024-03-26 through 2024-04-14
Mon,Thu,Fri,Sun 16:10 Seattle-Tacoma (SEA) 23:59 Dulles, Washington (IAD)
Alaska Airlines AS 348 Non-stop Boeing 737 (73J) 4:49 Effective 2024-02-15 through 2024-03-11
Mon,Wed 10:00 Seattle-Tacoma (SEA) 18:01 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737-800 (73H) 5:01 Valid until 2024-01-03
Tue,Thu-Sun 10:00 Seattle-Tacoma (SEA) 18:01 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 5:01 Effective 2024-01-02 through 2024-01-07
Mon,Tue 10:00 Seattle-Tacoma (SEA) 17:55 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 4:55 Effective 2024-01-08 through 2024-01-09
Daily 10:00 Seattle-Tacoma (SEA) 17:55 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 MAX 9 (7M9) 4:55 Effective 2024-01-10 through 2024-01-17
Mon,Tue,Thu 10:00 Seattle-Tacoma (SEA) 17:55 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 4:55 Effective 2024-01-18 through 2024-01-23
Wed-Sun 10:00 Seattle-Tacoma (SEA) 17:55 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 MAX 9 (7M9) 4:55 Effective 2024-01-19 through 2024-01-28
Mon,Wed,Sat,Sun 10:00 Seattle-Tacoma (SEA) 17:55 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 MAX 9 (7M9) 4:55 Effective 2024-01-29 through 2024-02-05
Tue,Thu 10:00 Seattle-Tacoma (SEA) 17:55 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 4:55 Effective 2024-01-30 through 2024-02-01
Fri 10:00 Seattle-Tacoma (SEA) 17:55 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737-800 (73H) 4:55 Operates only on 2024-02-02
Daily 10:00 Seattle-Tacoma (SEA) 17:55 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 MAX 9 (7M9) 4:55 Effective 2024-02-06 through 2024-02-14
Mon,Tue,Thu-Sun 10:00 Seattle-Tacoma (SEA) 17:54 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 4:54 Effective 2024-02-15 through 2024-03-03
Mon 10:00 Seattle-Tacoma (SEA) 17:54 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 MAX 9 (7M9) 4:54 Effective 2024-03-04 through 2024-03-11
Tue,Thu-Sun 10:00 Seattle-Tacoma (SEA) 17:54 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 4:54 Effective 2024-03-05 through 2024-03-12
Mon,Wed,Thu,Sat 10:00 Seattle-Tacoma (SEA) 18:00 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 5:00 Effective 2024-03-14 through 2024-03-23
Tue,Fri,Sun 10:00 Seattle-Tacoma (SEA) 18:00 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 MAX 9 (7M9) 5:00 Effective 2024-03-15 through 2024-03-24
Mon-Fri,Sun 10:00 Seattle-Tacoma (SEA) 18:00 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 MAX 9 (7M9) 5:00 Effective 2024-03-25 through 2024-04-05
Sat 10:00 Seattle-Tacoma (SEA) 18:00 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 5:00 Effective 2024-03-30 through 2024-04-13
Sun 10:00 Seattle-Tacoma (SEA) 18:00 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737-800 (73H) 5:00 Operates only on 2024-04-07
Mon-Fri,Sun 10:00 Seattle-Tacoma (SEA) 18:00 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 MAX 9 (7M9) 5:00 Effective 2024-04-08 through 2024-04-15
Daily 10:00 Seattle-Tacoma (SEA) 18:04 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 5:04 Effective 2024-04-16 through 2024-05-15
Daily 10:00 Seattle-Tacoma (SEA) 18:00 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 5:00 Effective from 2024-05-16
Wed 10:05 Seattle-Tacoma (SEA) 17:59 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 4:54 Effective 2024-02-21 through 2024-03-06
Wed 10:15 Seattle-Tacoma (SEA) 18:09 Dulles, Washington (IAD)
Alaska Airlines AS 406 Non-stop Boeing 737 (73J) 4:54 Operates only on 2024-03-13


Alaska Airlines flights from Seattle-Tacoma (SEA) to Dulles, Washington (IAD).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Effective from 2024-05-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:54, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.

Effective 2024-04-18 through 2024-05-13
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 5:05, non-stop
Boeing 737 (73J)

Valid until 2024-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:01, non-stop
Boeing 737 (73J)

Effective 2024-04-16 through 2024-05-15
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:56, non-stop
Boeing 737 (73J)

Effective from 2024-05-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:54, non-stop
Boeing 737 (73J)

Effective 2024-03-14 through 2024-03-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:51, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-03-25 through 2024-04-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:51, non-stop
Boeing 737 (73J)

Effective 2024-03-26 through 2024-04-14
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:51, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-02-15 through 2024-03-11
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:49, non-stop
Boeing 737 (73J)

Valid until 2024-01-03
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:01, non-stop
Boeing 737-800 (73H)

Effective 2024-01-02 through 2024-01-07
Mon
-
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 5:01, non-stop
Boeing 737 (73J)

Effective 2024-01-08 through 2024-01-09
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:55, non-stop
Boeing 737 (73J)

Effective 2024-01-10 through 2024-01-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:55, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-01-18 through 2024-01-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:55, non-stop
Boeing 737 (73J)

Effective 2024-01-19 through 2024-01-28
Mon
-
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 4:55, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-01-29 through 2024-02-05
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 4:55, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-01-30 through 2024-02-01
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:55, non-stop
Boeing 737 (73J)

Operates only on 2024-02-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:55, non-stop
Boeing 737-800 (73H)

Effective 2024-02-06 through 2024-02-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:55, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-02-15 through 2024-03-03
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 4:54, non-stop
Boeing 737 (73J)

Effective 2024-03-04 through 2024-03-11
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:54, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-03-05 through 2024-03-12
Mon
-
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 4:54, non-stop
Boeing 737 (73J)

Effective 2024-03-14 through 2024-03-23
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
-
Duration: 5:00, non-stop
Boeing 737 (73J)

Effective 2024-03-15 through 2024-03-24
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 5:00, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-03-25 through 2024-04-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:00, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-03-30 through 2024-04-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:00, non-stop
Boeing 737 (73J)

Operates only on 2024-04-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:00, non-stop
Boeing 737-800 (73H)

Effective 2024-04-08 through 2024-04-15
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:00, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-04-16 through 2024-05-15
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:04, non-stop
Boeing 737 (73J)

Effective from 2024-05-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:00, non-stop
Boeing 737 (73J)

Effective 2024-02-21 through 2024-03-06
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:54, non-stop
Boeing 737 (73J)

Operates only on 2024-03-13
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:54, non-stop
Boeing 737 (73J)
  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Dulles, Washington airport (IAD).
  • The flight distance is 2299 miles, or 3699 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-5 . 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 4:49 and 5:05.