Alaska Airlines flight AS 351: Dulles, Washington - Seattle-Tacoma

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FLIGHT SCHEDULE
Direct Flights:
Mon-Fri,Sun 06:30 Dulles, Washington (IAD) 09:13 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 MAX 9 (7M9) 5:43 Valid until 2025-05-02
Sat 06:30 Dulles, Washington (IAD) 09:13 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737-800 (73H) 5:43 Valid until 2025-05-03
Sat,Sun 06:30 Dulles, Washington (IAD) 09:13 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737-800 (73H) 5:43 Effective 2025-05-04 through 2025-05-10
Mon,Sun 06:30 Dulles, Washington (IAD) 09:13 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:43 Effective 2025-05-05 through 2025-05-11
Mon-Fri 06:30 Dulles, Washington (IAD) 09:13 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 MAX 9 (7M9) 5:43 Effective 2025-05-06 through 2025-05-14
Tue-Sun 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:47 Effective 2025-06-12 through 2025-06-18
Mon,Thu 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-06-16 through 2025-06-23
Wed,Fri-Sun 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:47 Effective 2025-06-20 through 2025-06-27
Mon,Tue,Thu,Sat 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-06-24 through 2025-06-30
Tue-Thu,Sun 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:47 Effective 2025-06-29 through 2025-07-08
Mon,Wed-Sat 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-07-04 through 2025-07-11
Daily 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:47 Effective 2025-07-12 through 2025-07-20
Mon-Wed,Fri,Sun 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-07-21 through 2025-07-28
Tue-Thu,Sat 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:47 Effective 2025-07-24 through 2025-08-02
Mon-Wed,Fri 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-08-01 through 2025-08-08
Thu,Sat,Sun 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:47 Effective 2025-08-03 through 2025-08-09
Mon-Wed,Fri,Sun 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 MAX 9 (7M9) 5:47 Effective 2025-08-10 through 2025-08-18
Tue,Thu,Sat 06:30 Dulles, Washington (IAD) 09:17 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:47 Effective 2025-08-14 through 2025-08-19
Daily 07:00 Dulles, Washington (IAD) 09:41 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:41 Effective 2025-08-20 through 2025-10-03
Daily 07:00 Dulles, Washington (IAD) 09:45 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:45 Effective 2025-10-04 through 2026-01-06
Daily 07:00 Dulles, Washington (IAD) 09:45 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:45 Effective from 2026-02-12
Tue-Thu 18:15 Dulles, Washington (IAD) 21:00 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 MAX 9 (7M9) 5:45 Effective 2025-05-15 through 2025-05-21
Mon,Thu-Sun 18:15 Dulles, Washington (IAD) 21:00 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:45 Effective 2025-05-16 through 2025-05-23
Wed,Sat 18:15 Dulles, Washington (IAD) 21:00 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 MAX 9 (7M9) 5:45 Effective 2025-05-24 through 2025-05-28
Mon,Tue,Thu-Sun 18:15 Dulles, Washington (IAD) 21:00 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:45 Effective 2025-05-25 through 2025-06-02
Tue,Wed,Sat 18:15 Dulles, Washington (IAD) 21:00 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 MAX 9 (7M9) 5:45 Effective 2025-06-03 through 2025-06-10
Mon,Thu,Fri,Sun 18:15 Dulles, Washington (IAD) 21:00 Seattle-Tacoma (SEA)
AS 351 Non-stop Boeing 737 (73J) 5:45 Effective 2025-06-05 through 2025-06-09
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Alaska Airlines flight AS 351:
Dulles, Washington - Seattle-Tacoma
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:13
Seattle-Tacoma (SEA)
Valid until 2025-05-02
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:43, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:13
Seattle-Tacoma (SEA)
Valid until 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:43, non-stop
Boeing 737-800 (73H)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:13
Seattle-Tacoma (SEA)
Effective 2025-05-04 through 2025-05-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 5:43, non-stop
Boeing 737-800 (73H)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:13
Seattle-Tacoma (SEA)
Effective 2025-05-05 through 2025-05-11
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:43, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:13
Seattle-Tacoma (SEA)
Effective 2025-05-06 through 2025-05-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 5:43, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-06-12 through 2025-06-18
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:47, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-06-16 through 2025-06-23
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:47, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-06-20 through 2025-06-27
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
Sun
Duration: 5:47, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-06-24 through 2025-06-30
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 5:47, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-06-29 through 2025-07-08
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 5:47, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-07-04 through 2025-07-11
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Duration: 5:47, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-07-12 through 2025-07-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:47, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-07-21 through 2025-07-28
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Duration: 5:47, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-07-24 through 2025-08-02
Mon
-
Tue
Wed
Thu
Fri
-
Sat
Sun
-
Duration: 5:47, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-08-01 through 2025-08-08
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 5:47, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-08-03 through 2025-08-09
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
Duration: 5:47, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-08-10 through 2025-08-18
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Duration: 5:47, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS351
06:30
Dulles, Washington (IAD)

09:17
Seattle-Tacoma (SEA)
Effective 2025-08-14 through 2025-08-19
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 5:47, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
07:00
Dulles, Washington (IAD)

09:41
Seattle-Tacoma (SEA)
Effective 2025-08-20 through 2025-10-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:41, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
07:00
Dulles, Washington (IAD)

09:45
Seattle-Tacoma (SEA)
Effective 2025-10-04 through 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:45, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
07:00
Dulles, Washington (IAD)

09:45
Seattle-Tacoma (SEA)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:45, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
18:15
Dulles, Washington (IAD)

21:00
Seattle-Tacoma (SEA)
Effective 2025-05-15 through 2025-05-21
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:45, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS351
18:15
Dulles, Washington (IAD)

21:00
Seattle-Tacoma (SEA)
Effective 2025-05-16 through 2025-05-23
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 5:45, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
18:15
Dulles, Washington (IAD)

21:00
Seattle-Tacoma (SEA)
Effective 2025-05-24 through 2025-05-28
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:45, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS351
18:15
Dulles, Washington (IAD)

21:00
Seattle-Tacoma (SEA)
Effective 2025-05-25 through 2025-06-02
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 5:45, non-stop
Boeing 737 (73J)
Alaska Airlines AS351
18:15
Dulles, Washington (IAD)

21:00
Seattle-Tacoma (SEA)
Effective 2025-06-03 through 2025-06-10
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:45, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS351
18:15
Dulles, Washington (IAD)

21:00
Seattle-Tacoma (SEA)
Effective 2025-06-05 through 2025-06-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 5:45, non-stop
Boeing 737 (73J)
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  • AS 351 is a domestic flight 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 5:41 and 5:47.
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