Alaska Airlines flight AS 603: Phoenix Sky Harbor - Seattle-Tacoma

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FLIGHT SCHEDULE
Direct Flights:
Daily 11:40 Phoenix Sky Harbor (PHX) 3 14:40 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 (73J) 3:00 Effective 2025-10-04 through 2025-11-01
Mon-Fri 11:44 Phoenix Sky Harbor (PHX) 3 14:55 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 MAX 9 (7M9) 3:11 Effective 2025-05-15 through 2025-05-23
Sun 11:44 Phoenix Sky Harbor (PHX) 3 14:55 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 (73J) 3:11 Operates only on 2025-05-18
Mon-Fri,Sun 11:44 Phoenix Sky Harbor (PHX) 3 14:55 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 MAX 9 (7M9) 3:11 Effective 2025-05-25 through 2025-06-10
Wed 11:44 Phoenix Sky Harbor (PHX) 3 14:55 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 (73J) 3:11 Operates only on 2025-06-11
Mon,Wed,Thu,Sun 11:48 Phoenix Sky Harbor (PHX) 3 14:55 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737-800 (73H) 3:07 Valid until 2025-05-14
Tue,Fri 11:48 Phoenix Sky Harbor (PHX) 3 14:55 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 MAX 9 (7M9) 3:07 Effective 2025-05-02 through 2025-05-06
Fri,Sat 11:48 Phoenix Sky Harbor (PHX) 3 14:55 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 (73J) 3:07 Effective 2025-05-03 through 2025-05-10
Tue 11:48 Phoenix Sky Harbor (PHX) 3 14:55 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 MAX 9 (7M9) 3:07 Operates only on 2025-05-13
Mon,Tue,Thu 11:52 Phoenix Sky Harbor (PHX) 3 14:58 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737-700 (73G) 3:06 Effective 2025-06-12 through 2025-08-19
Fri,Sun 11:52 Phoenix Sky Harbor (PHX) 3 14:58 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 MAX 8 (7M8) 3:06 Effective 2025-06-13 through 2025-07-06
Sat 11:52 Phoenix Sky Harbor (PHX) 3 14:58 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737-800 (73H) 3:06 Effective 2025-06-14 through 2025-06-28
Wed 11:52 Phoenix Sky Harbor (PHX) 3 14:58 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 MAX 9 (7M9) 3:06 Effective 2025-06-18 through 2025-08-13
Sat 11:52 Phoenix Sky Harbor (PHX) 3 14:58 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 (73J) 3:06 Operates only on 2025-07-05
Fri 11:52 Phoenix Sky Harbor (PHX) 3 14:58 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737-800 (73H) 3:06 Operates only on 2025-07-11
Sat 11:52 Phoenix Sky Harbor (PHX) 3 14:58 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737-800 (73H) 3:06 Effective 2025-07-12 through 2025-08-02
Fri,Sun 11:52 Phoenix Sky Harbor (PHX) 3 14:58 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 MAX 8 (7M8) 3:06 Effective 2025-07-13 through 2025-08-17
Sat 11:52 Phoenix Sky Harbor (PHX) 3 14:58 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 (73J) 3:06 Operates only on 2025-08-09
Sat 11:52 Phoenix Sky Harbor (PHX) 3 14:58 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 MAX 9 (7M9) 3:06 Operates only on 2025-08-16
Daily 12:04 Phoenix Sky Harbor (PHX) 3 15:13 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 (73J) 3:09 Effective 2025-08-20 through 2025-10-03
Daily 12:40 Phoenix Sky Harbor (PHX) 3 14:40 Seattle-Tacoma (SEA) AS 603 Non-stop Boeing 737 (73J) 3:00 Effective from 2025-11-02

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Parallax here PHX-SEA

AS 603 is a domestic flight 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 (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 3:00 and 3:11.

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Alaska Airlines flight AS 603:
Phoenix Sky Harbor - Seattle-Tacoma

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FLIGHT SCHEDULE

Direct Flights:

Alaska Airlines AS603

11:40

Phoenix Sky Harbor (PHX) 3

14:40

Seattle-Tacoma (SEA)

Effective 2025-10-04 through 2025-11-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:00, non-stop
Boeing 737 (73J)

Alaska Airlines AS603

11:44

Phoenix Sky Harbor (PHX) 3

14:55

Seattle-Tacoma (SEA)

Effective 2025-05-15 through 2025-05-23

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 3:11, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS603

11:44

Phoenix Sky Harbor (PHX) 3

14:55

Seattle-Tacoma (SEA)

Operates only on 2025-05-18

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:11, non-stop
Boeing 737 (73J)

Alaska Airlines AS603

11:44

Phoenix Sky Harbor (PHX) 3

14:55

Seattle-Tacoma (SEA)

Effective 2025-05-25 through 2025-06-10

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 3:11, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS603

11:44

Phoenix Sky Harbor (PHX) 3

14:55

Seattle-Tacoma (SEA)

Operates only on 2025-06-11

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:11, non-stop
Boeing 737 (73J)

Alaska Airlines AS603

11:48

Phoenix Sky Harbor (PHX) 3

14:55

Seattle-Tacoma (SEA)

Valid until 2025-05-14

Mon

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun

Duration: 3:07, non-stop
Boeing 737-800 (73H)

Alaska Airlines AS603

11:48

Phoenix Sky Harbor (PHX) 3

14:55

Seattle-Tacoma (SEA)

Effective 2025-05-02 through 2025-05-06

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:07, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS603

11:48

Phoenix Sky Harbor (PHX) 3

14:55

Seattle-Tacoma (SEA)

Effective 2025-05-03 through 2025-05-10

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 3:07, non-stop
Boeing 737 (73J)

Alaska Airlines AS603

11:48

Phoenix Sky Harbor (PHX) 3

14:55

Seattle-Tacoma (SEA)

Operates only on 2025-05-13

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:07, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS603

11:52

Phoenix Sky Harbor (PHX) 3

14:58

Seattle-Tacoma (SEA)

Effective 2025-06-12 through 2025-08-19

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:06, non-stop
Boeing 737-700 (73G)

Alaska Airlines AS603

11:52

Phoenix Sky Harbor (PHX) 3

14:58

Seattle-Tacoma (SEA)

Effective 2025-06-13 through 2025-07-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:06, non-stop
Boeing 737 MAX 8 (7M8)

Alaska Airlines AS603

11:52

Phoenix Sky Harbor (PHX) 3

14:58

Seattle-Tacoma (SEA)

Effective 2025-06-14 through 2025-06-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:06, non-stop
Boeing 737-800 (73H)

Alaska Airlines AS603

11:52

Phoenix Sky Harbor (PHX) 3

14:58

Seattle-Tacoma (SEA)

Effective 2025-06-18 through 2025-08-13

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:06, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS603

11:52

Phoenix Sky Harbor (PHX) 3

14:58

Seattle-Tacoma (SEA)

Operates only on 2025-07-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:06, non-stop
Boeing 737 (73J)

Alaska Airlines AS603

11:52

Phoenix Sky Harbor (PHX) 3

14:58

Seattle-Tacoma (SEA)

Operates only on 2025-07-11

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:06, non-stop
Boeing 737-800 (73H)

Alaska Airlines AS603

11:52

Phoenix Sky Harbor (PHX) 3

14:58

Seattle-Tacoma (SEA)

Effective 2025-07-12 through 2025-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:06, non-stop
Boeing 737-800 (73H)

Alaska Airlines AS603

11:52

Phoenix Sky Harbor (PHX) 3

14:58

Seattle-Tacoma (SEA)

Effective 2025-07-13 through 2025-08-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:06, non-stop
Boeing 737 MAX 8 (7M8)

Alaska Airlines AS603

11:52

Phoenix Sky Harbor (PHX) 3

14:58

Seattle-Tacoma (SEA)

Operates only on 2025-08-09

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:06, non-stop
Boeing 737 (73J)

Alaska Airlines AS603

11:52

Phoenix Sky Harbor (PHX) 3

14:58

Seattle-Tacoma (SEA)

Operates only on 2025-08-16

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:06, non-stop
Boeing 737 MAX 9 (7M9)

Alaska Airlines AS603

12:04

Phoenix Sky Harbor (PHX) 3

15:13

Seattle-Tacoma (SEA)

Effective 2025-08-20 through 2025-10-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:09, non-stop
Boeing 737 (73J)

Alaska Airlines AS603

12:40

Phoenix Sky Harbor (PHX) 3

14:40

Seattle-Tacoma (SEA)

Effective from 2025-11-02

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 3:00, non-stop
Boeing 737 (73J)

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Parallax here PHX-SEA

AS 603 is a domestic flight 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 (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 3:00 and 3:11.

All Alaska Airlines flights

All PHX-SEA flights

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