Alaska Airlines
flight
AS 138:
Missoula - Seattle-Tacoma
Missoula - Seattle-Tacoma
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS138
Effective 2026-01-07 through 2026-01-14
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 1:49, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS138
Effective 2026-01-08 through 2026-01-15
Mon
Tue
Wed
-
-
Thu
Fri
Sat
Sun
Duration: 1:49, non-stop
Boeing 737 (73J)
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS138
Effective 2026-01-16 through 2026-01-17
Mon
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Tue
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Wed
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Thu
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Fri
Sat
Sun
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Duration: 1:49, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS138
Effective 2026-01-18 through 2026-01-25
Mon
Tue
Wed
Thu
Fri
-
-
Sat
Sun
Duration: 1:49, non-stop
Boeing 737 (73J)
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS138
Effective 2026-01-23 through 2026-01-30
Mon
Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Duration: 1:49, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS138
Effective 2026-01-27 through 2026-02-02
Mon
Tue
Wed
Thu
Fri
-
-
Sat
Sun
Duration: 1:49, non-stop
Boeing 737 (73J)
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS138
Effective 2026-02-03 through 2026-02-09
Mon
Tue
Wed
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Thu
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Fri
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Sat
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Sun
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Duration: 1:49, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS138
Effective 2026-02-04 through 2026-02-10
Mon
-
-
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Duration: 1:49, non-stop
Boeing 737 (73J)
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS138
Operates only on 2026-02-07
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 1:49, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS138
Operates only on 2026-02-11
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 1:49, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Alaska Airlines AS138
Effective 2026-02-12 through 2026-02-19
Mon
Tue
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-
Wed
Thu
Fri
Sat
Sun
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Duration: 1:46, non-stop
Boeing 737 (73J)
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS138
Effective 2026-02-15 through 2026-02-20
Mon
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Tue
Wed
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Thu
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Fri
Sat
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Sun
Duration: 1:46, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS138
Effective 2026-02-21 through 2026-03-05
Mon
-
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Tue
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Wed
Thu
Fri
Sat
Sun
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-
Duration: 1:46, non-stop
Boeing 737 (73J)
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS138
Operates only on 2026-02-22
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 1:46, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Alaska Airlines AS138
Effective 2026-02-23 through 2026-03-02
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
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Duration: 1:46, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS138
Effective 2026-02-24 through 2026-03-03
Mon
-
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Tue
Wed
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Thu
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Fri
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Sat
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-
Sun
Duration: 1:46, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS138
Effective 2026-03-06 through 2026-03-10
Mon
-
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Tue
Wed
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Thu
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Fri
Sat
Sun
Duration: 1:46, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS138
Effective 2026-03-09 through 2026-03-16
Mon
Tue
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-
Wed
Thu
Fri
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-
Sat
Sun
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-
Duration: 1:46, non-stop
Boeing 737 (73J)
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS138
Effective 2026-03-13 through 2026-03-15
Mon
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
Duration: 1:46, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS138
Operates only on 2026-03-17
Mon
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Tue
Wed
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Thu
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Fri
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Sat
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Sun
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Duration: 1:46, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Alaska Airlines AS138
Valid until 2026-01-05
Mon
Tue
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Wed
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Thu
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Fri
Sat
Sun
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Duration: 5:09, non-stop
Boeing 737 (73J)
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS138
Valid until 2026-01-06
Mon
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Tue
Wed
Thu
Fri
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Sat
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Sun
Duration: 5:09, non-stop
Boeing 737 MAX 9 (7M9)
Boeing 737 MAX 9 (7M9)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here MSO-SEA
- AS 138 is a domestic flight departing from the Missoula airport (MSO) and arriving at Seattle-Tacoma airport (SEA).
- The flight distance is 387 miles, or 623 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 1:46 and 5:09.