Alaska Airlines flights from Phoenix Sky Harbor (PHX) to Seattle-Tacoma (SEA).

Select flight date:  Show Calendar
FLIGHT SCHEDULE
Direct Flights:
Wed,Thu,Sun 11:48 Phoenix Sky Harbor (PHX) 3 14:59 Seattle-Tacoma (SEA)
Alaska Airlines AS 637 Non-stop Boeing 737 MAX 9 (7M9) 3:11 Effective 2024-10-03 through 2024-10-24
Sat 11:48 Phoenix Sky Harbor (PHX) 3 14:59 Seattle-Tacoma (SEA)
Alaska Airlines AS 637 Non-stop Boeing 737 (73J) 3:11 Effective 2024-10-05 through 2024-10-26
Mon,Tue,Fri 11:48 Phoenix Sky Harbor (PHX) 3 14:59 Seattle-Tacoma (SEA)
Alaska Airlines AS 637 Non-stop Boeing 737-900 (739) 3:11 Effective 2024-10-11 through 2024-10-25
Tue-Thu 11:54 Phoenix Sky Harbor (PHX) 3 14:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 637 Non-stop Boeing 737-800 (73H) 3:15 Effective 2024-12-03 through 2024-12-11
Mon,Fri,Sun 11:54 Phoenix Sky Harbor (PHX) 3 14:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 637 Non-stop Boeing 737 MAX 9 (7M9) 3:15 Effective 2024-12-06 through 2024-12-09
Sat 11:54 Phoenix Sky Harbor (PHX) 3 14:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 637 Non-stop Boeing 737 (73J) 3:15 Operates only on 2024-12-07
Thu 11:54 Phoenix Sky Harbor (PHX) 3 14:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 637 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Operates only on 2024-12-12
Mon-Wed,Fri,Sat 11:54 Phoenix Sky Harbor (PHX) 3 14:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 637 Non-stop Boeing 737-800 (73H) 3:15 Effective 2024-12-13 through 2024-12-18
Sun 11:54 Phoenix Sky Harbor (PHX) 3 14:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 637 Non-stop Boeing 737 MAX 9 (7M9) 3:15 Operates only on 2024-12-15
Daily 12:10 Phoenix Sky Harbor (PHX) 3 15:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 637 Non-stop Boeing 737 (73J) 3:16 Effective 2025-03-09 through 2025-03-18
Daily 13:10 Phoenix Sky Harbor (PHX) 3 15:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 637 Non-stop Boeing 737 (73J) 3:16 Effective 2025-01-06 through 2025-03-08
Mon-Fri,Sun 06:00 Phoenix Sky Harbor (PHX) 3 09:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-800 (73H) 3:09 Effective 2024-10-27 through 2024-11-01
Sat 06:00 Phoenix Sky Harbor (PHX) 3 09:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 MAX 9 (7M9) 3:09 Operates only on 2024-11-02
Mon-Fri,Sun 07:00 Phoenix Sky Harbor (PHX) 3 10:06 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-800 (73H) 3:06 Valid until 2024-09-13
Sat 07:00 Phoenix Sky Harbor (PHX) 3 10:06 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 (73J) 3:06 Operates only on 2024-09-07
Daily 07:00 Phoenix Sky Harbor (PHX) 3 10:06 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-800 (73H) 3:06 Effective 2024-09-14 through 2024-09-20
Sat 07:00 Phoenix Sky Harbor (PHX) 3 10:06 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-700 (73G) 3:06 Operates only on 2024-09-21
Mon-Fri,Sun 07:00 Phoenix Sky Harbor (PHX) 3 10:06 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-800 (73H) 3:06 Effective 2024-09-22 through 2024-09-30
Sat 07:00 Phoenix Sky Harbor (PHX) 3 10:06 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 (73J) 3:06 Operates only on 2024-09-28
Thu 07:00 Phoenix Sky Harbor (PHX) 3 10:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 (73J) 3:12 Operates only on 2024-10-03
Thu,Fri 07:00 Phoenix Sky Harbor (PHX) 3 10:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-800 (73H) 3:12 Effective 2024-10-04 through 2024-10-10
Sun 07:00 Phoenix Sky Harbor (PHX) 3 10:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 MAX 8 (7M8) 3:12 Operates only on 2024-10-06
Mon 07:00 Phoenix Sky Harbor (PHX) 3 10:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-800 (73H) 3:12 Effective 2024-10-07 through 2024-10-14
Fri 07:00 Phoenix Sky Harbor (PHX) 3 10:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 MAX 9 (7M9) 3:12 Effective 2024-10-11 through 2024-10-18
Thu,Sun 07:00 Phoenix Sky Harbor (PHX) 3 10:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-900 (739) 3:12 Effective 2024-10-13 through 2024-10-24
Mon 07:00 Phoenix Sky Harbor (PHX) 3 10:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 MAX 8 (7M8) 3:12 Operates only on 2024-10-21
Fri 07:00 Phoenix Sky Harbor (PHX) 3 10:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-800 (73H) 3:12 Operates only on 2024-10-25
Mon,Wed,Fri-Sun 07:00 Phoenix Sky Harbor (PHX) 3 09:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-800 (73H) 3:09 Effective 2024-11-03 through 2024-11-13
Tue 07:00 Phoenix Sky Harbor (PHX) 3 09:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 MAX 9 (7M9) 3:09 Effective 2024-11-05 through 2024-11-19
Thu 07:00 Phoenix Sky Harbor (PHX) 3 09:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 (73J) 3:09 Operates only on 2024-11-07
Mon,Wed-Sun 07:00 Phoenix Sky Harbor (PHX) 3 09:09 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-800 (73H) 3:09 Effective 2024-11-14 through 2024-11-21
Fri 07:00 Phoenix Sky Harbor (PHX) 3 09:11 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 (73J) 3:11 Operates only on 2024-11-22
Wed,Fri-Sun 07:00 Phoenix Sky Harbor (PHX) 3 09:11 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-800 (73H) 3:11 Effective 2024-11-23 through 2024-11-30
Mon,Tue,Thu,Sun 07:00 Phoenix Sky Harbor (PHX) 3 09:11 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-900 (739) 3:11 Effective 2024-11-25 through 2024-12-02
Thu 07:00 Phoenix Sky Harbor (PHX) 3 09:15 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 (73J) 3:15 Operates only on 2024-12-05
Mon,Thu,Fri 07:00 Phoenix Sky Harbor (PHX) 3 09:15 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 MAX 9 (7M9) 3:15 Effective 2024-12-06 through 2024-12-16
Sun 07:00 Phoenix Sky Harbor (PHX) 3 09:15 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737-900 (739) 3:15 Effective 2024-12-08 through 2024-12-15
Daily 07:00 Phoenix Sky Harbor (PHX) 3 09:12 Seattle-Tacoma (SEA)
Alaska Airlines AS 639 Non-stop Boeing 737 (73J) 3:12 Effective 2024-12-19 through 2025-01-05
Sun 07:50 Phoenix Sky Harbor (PHX) 3 11:01 Seattle-Tacoma (SEA)
Alaska Airlines AS 645 Non-stop Boeing 737 MAX 9 (7M9) 3:11 Operates only on 2024-10-27
Mon-Sat 07:50 Phoenix Sky Harbor (PHX) 3 11:01 Seattle-Tacoma (SEA)
Alaska Airlines AS 645 Non-stop Boeing 737-800 (73H) 3:11 Effective 2024-10-28 through 2024-11-02
Tue 08:00 Phoenix Sky Harbor (PHX) 3 11:10 Seattle-Tacoma (SEA)
Alaska Airlines AS 645 Non-stop Boeing 737 MAX 9 (7M9) 3:10 Effective 2024-10-01 through 2024-10-08
Wed 08:00 Phoenix Sky Harbor (PHX) 3 11:10 Seattle-Tacoma (SEA)
Alaska Airlines AS 645 Non-stop Boeing 737 (73J) 3:10 Operates only on 2024-10-02
Mon,Thu-Sun 08:00 Phoenix Sky Harbor (PHX) 3 11:10 Seattle-Tacoma (SEA)
Alaska Airlines AS 645 Non-stop Boeing 737-800 (73H) 3:10 Effective 2024-10-03 through 2024-10-13
Tue,Wed 08:00 Phoenix Sky Harbor (PHX) 3 11:10 Seattle-Tacoma (SEA)
Alaska Airlines AS 645 Non-stop Boeing 737 MAX 9 (7M9) 3:10 Effective 2024-10-09 through 2024-10-15
Mon 08:00 Phoenix Sky Harbor (PHX) 3 11:10 Seattle-Tacoma (SEA)
Alaska Airlines AS 645 Non-stop Boeing 737 (73J) 3:10 Operates only on 2024-10-14
Mon,Wed-Sun 08:00 Phoenix Sky Harbor (PHX) 3 11:10 Seattle-Tacoma (SEA)
Alaska Airlines AS 645 Non-stop Boeing 737-800 (73H) 3:10 Effective 2024-10-16 through 2024-10-21
Tue,Wed 08:00 Phoenix Sky Harbor (PHX) 3 11:10 Seattle-Tacoma (SEA)
Alaska Airlines AS 645 Non-stop Boeing 737 MAX 9 (7M9) 3:10 Effective 2024-10-22 through 2024-10-23
Thu-Sat 08:00 Phoenix Sky Harbor (PHX) 3 11:10 Seattle-Tacoma (SEA)
Alaska Airlines AS 645 Non-stop Boeing 737-800 (73H) 3:10 Effective 2024-10-24 through 2024-10-26
Daily 08:00 Phoenix Sky Harbor (PHX) 3 11:20 Seattle-Tacoma (SEA)
Alaska Airlines AS 645 Non-stop Boeing 737 (73J) 3:20 Effective 2025-03-09 through 2025-03-18
Fri 08:20 Phoenix Sky Harbor (PHX) 3 11:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 645 Non-stop Boeing 737-900 (739) 3:06 Valid until 2024-09-06
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Alaska Airlines flights from Phoenix Sky Harbor (PHX) to Seattle-Tacoma (SEA).
Select flight date:  Show Calendar
FLIGHT SCHEDULE
Direct Flights:

Effective 2024-10-03 through 2024-10-24
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 3:11, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-10-05 through 2024-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:11, non-stop
Boeing 737 (73J)

Effective 2024-10-11 through 2024-10-25
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:11, non-stop
Boeing 737-900 (739)

Effective 2024-12-03 through 2024-12-11
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737-800 (73H)

Effective 2024-12-06 through 2024-12-09
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:15, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-12-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:15, non-stop
Boeing 737 (73J)

Operates only on 2024-12-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-12-13 through 2024-12-18
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
-
Duration: 3:15, non-stop
Boeing 737-800 (73H)

Operates only on 2024-12-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:15, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-03-09 through 2025-03-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:16, non-stop
Boeing 737 (73J)

Effective 2025-01-06 through 2025-03-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:16, non-stop
Boeing 737 (73J)

Effective 2024-10-27 through 2024-11-01
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:09, non-stop
Boeing 737-800 (73H)

Operates only on 2024-11-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:09, non-stop
Boeing 737 MAX 9 (7M9)

Valid until 2024-09-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:06, non-stop
Boeing 737-800 (73H)

Operates only on 2024-09-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:06, non-stop
Boeing 737 (73J)

Effective 2024-09-14 through 2024-09-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:06, non-stop
Boeing 737-800 (73H)

Operates only on 2024-09-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:06, non-stop
Boeing 737-700 (73G)

Effective 2024-09-22 through 2024-09-30
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:06, non-stop
Boeing 737-800 (73H)

Operates only on 2024-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:06, non-stop
Boeing 737 (73J)

Operates only on 2024-10-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:12, non-stop
Boeing 737 (73J)

Effective 2024-10-04 through 2024-10-10
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:12, non-stop
Boeing 737-800 (73H)

Operates only on 2024-10-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:12, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-10-07 through 2024-10-14
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:12, non-stop
Boeing 737-800 (73H)

Effective 2024-10-11 through 2024-10-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:12, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-10-13 through 2024-10-24
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 3:12, non-stop
Boeing 737-900 (739)

Operates only on 2024-10-21
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:12, non-stop
Boeing 737 MAX 8 (7M8)

Operates only on 2024-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:12, non-stop
Boeing 737-800 (73H)

Effective 2024-11-03 through 2024-11-13
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
Duration: 3:09, non-stop
Boeing 737-800 (73H)

Effective 2024-11-05 through 2024-11-19
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:09, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-11-07
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:09, non-stop
Boeing 737 (73J)

Effective 2024-11-14 through 2024-11-21
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 3:09, non-stop
Boeing 737-800 (73H)

Operates only on 2024-11-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:11, non-stop
Boeing 737 (73J)

Effective 2024-11-23 through 2024-11-30
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
Sun
Duration: 3:11, non-stop
Boeing 737-800 (73H)

Effective 2024-11-25 through 2024-12-02
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 3:11, non-stop
Boeing 737-900 (739)

Operates only on 2024-12-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737 (73J)

Effective 2024-12-06 through 2024-12-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-12-08 through 2024-12-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:15, non-stop
Boeing 737-900 (739)

Effective 2024-12-19 through 2025-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:12, non-stop
Boeing 737 (73J)

Operates only on 2024-10-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:11, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-10-28 through 2024-11-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 3:11, non-stop
Boeing 737-800 (73H)

Effective 2024-10-01 through 2024-10-08
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:10, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-10-02
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:10, non-stop
Boeing 737 (73J)

Effective 2024-10-03 through 2024-10-13
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:10, non-stop
Boeing 737-800 (73H)

Effective 2024-10-09 through 2024-10-15
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:10, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-10-14
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:10, non-stop
Boeing 737 (73J)

Effective 2024-10-16 through 2024-10-21
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 3:10, non-stop
Boeing 737-800 (73H)

Effective 2024-10-22 through 2024-10-23
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:10, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-10-24 through 2024-10-26
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 3:10, non-stop
Boeing 737-800 (73H)

Effective 2025-03-09 through 2025-03-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:20, non-stop
Boeing 737 (73J)

Valid until 2024-09-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:06, non-stop
Boeing 737-900 (739)
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  • A domestic route departing from the Phoenix Sky Harbor airport (PHX) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 1106 miles, or 1781 km.
  • The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is 6:38am, and 5:38am at the point of arrival. There is a -1 hour time difference between the airports.
  • For direct flights, the flight time varies between 2:59 and 3:21.