Alaska Airlines flight AS 438: Seattle-Tacoma - Houston George Bush

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FLIGHT SCHEDULE
Direct Flights:
Fri 10:10 Seattle-Tacoma (SEA) 16:33 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 MAX 9 (7M9) 4:23 Effective 2026-02-13 through 2026-02-27
Mon,Wed,Thu,Sat,Sun 10:10 Seattle-Tacoma (SEA) 16:33 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 (73J) 4:23 Effective 2026-02-14 through 2026-02-23
Tue 10:10 Seattle-Tacoma (SEA) 16:33 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737-800 (73H) 4:23 Operates only on 2026-02-17
Mon-Thu,Sat,Sun 10:10 Seattle-Tacoma (SEA) 16:33 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 (73J) 4:23 Effective 2026-02-24 through 2026-03-02
Mon,Tue,Fri 10:10 Seattle-Tacoma (SEA) 16:33 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 MAX 9 (7M9) 4:23 Effective 2026-03-03 through 2026-03-09
Tue-Thu,Sat,Sun 10:10 Seattle-Tacoma (SEA) 16:33 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 (73J) 4:23 Effective 2026-03-04 through 2026-03-12
Fri,Sat 10:10 Seattle-Tacoma (SEA) 16:33 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 MAX 9 (7M9) 4:23 Effective 2026-03-13 through 2026-03-14
Mon,Tue,Sun 10:10 Seattle-Tacoma (SEA) 16:33 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 (73J) 4:23 Effective 2026-03-15 through 2026-03-17
Wed 11:30 Seattle-Tacoma (SEA) 17:49 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 (73J) 4:19 Operates only on 2026-03-18
Daily 11:30 Seattle-Tacoma (SEA) 17:54 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 (73J) 4:24 Effective 2026-03-19 through 2026-05-12
Daily 11:30 Seattle-Tacoma (SEA) 18:14 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 (73J) 4:44 Effective 2026-05-13 through 2026-06-09
Daily 11:45 Seattle-Tacoma (SEA) 18:15 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 (73J) 4:30 Effective from 2026-06-10
Mon-Thu,Sat 11:52 Seattle-Tacoma (SEA) 18:17 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 MAX 9 (7M9) 4:25 Effective 2026-01-07 through 2026-01-14
Thu,Fri,Sun 11:52 Seattle-Tacoma (SEA) 18:17 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 (73J) 4:25 Effective 2026-01-09 through 2026-01-15
Tue,Wed,Fri,Sat 11:52 Seattle-Tacoma (SEA) 18:17 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 MAX 9 (7M9) 4:25 Effective 2026-01-16 through 2026-01-31
Mon,Thu,Sun 11:52 Seattle-Tacoma (SEA) 18:17 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 (73J) 4:25 Effective 2026-01-18 through 2026-01-29
Tue,Wed,Sat,Sun 11:52 Seattle-Tacoma (SEA) 18:17 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 MAX 9 (7M9) 4:25 Effective 2026-02-01 through 2026-02-07
Mon,Thu,Fri,Sun 11:52 Seattle-Tacoma (SEA) 18:17 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 (73J) 4:25 Effective 2026-02-02 through 2026-02-09
Tue,Wed 11:52 Seattle-Tacoma (SEA) 18:17 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 MAX 9 (7M9) 4:25 Effective 2026-02-10 through 2026-02-11
Sun 12:07 Seattle-Tacoma (SEA) 18:27 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737 MAX 9 (7M9) 4:20 Operates only on 2026-01-04
Mon-Sat 12:08 Seattle-Tacoma (SEA) 18:28 Houston George Bush (IAH) A
AS 438 Non-stop Boeing 737-800 (73H) 4:20 Valid until 2026-01-06
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Parallax here SEA-IAH


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Alaska Airlines flight AS 438:
Seattle-Tacoma - Houston George Bush
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS438
10:10
Seattle-Tacoma (SEA)

16:33
Houston George Bush (IAH) A
Effective 2026-02-13 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:23, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS438
10:10
Seattle-Tacoma (SEA)

16:33
Houston George Bush (IAH) A
Effective 2026-02-14 through 2026-02-23
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
Duration: 4:23, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS438
10:10
Seattle-Tacoma (SEA)

16:33
Houston George Bush (IAH) A
Operates only on 2026-02-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:23, non-stop
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS438
10:10
Seattle-Tacoma (SEA)

16:33
Houston George Bush (IAH) A
Effective 2026-02-24 through 2026-03-02
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Duration: 4:23, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS438
10:10
Seattle-Tacoma (SEA)

16:33
Houston George Bush (IAH) A
Effective 2026-03-03 through 2026-03-09
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:23, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS438
10:10
Seattle-Tacoma (SEA)

16:33
Houston George Bush (IAH) A
Effective 2026-03-04 through 2026-03-12
Mon
-
Tue
Wed
Thu
Fri
-
Sat
Sun
Duration: 4:23, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS438
10:10
Seattle-Tacoma (SEA)

16:33
Houston George Bush (IAH) A
Effective 2026-03-13 through 2026-03-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 4:23, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS438
10:10
Seattle-Tacoma (SEA)

16:33
Houston George Bush (IAH) A
Effective 2026-03-15 through 2026-03-17
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:23, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS438
11:30
Seattle-Tacoma (SEA)

17:49
Houston George Bush (IAH) A
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:19, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS438
11:30
Seattle-Tacoma (SEA)

17:54
Houston George Bush (IAH) A
Effective 2026-03-19 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:24, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS438
11:30
Seattle-Tacoma (SEA)

18:14
Houston George Bush (IAH) A
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:44, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS438
11:45
Seattle-Tacoma (SEA)

18:15
Houston George Bush (IAH) A
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:30, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS438
11:52
Seattle-Tacoma (SEA)

18:17
Houston George Bush (IAH) A
Effective 2026-01-07 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
-
Duration: 4:25, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS438
11:52
Seattle-Tacoma (SEA)

18:17
Houston George Bush (IAH) A
Effective 2026-01-09 through 2026-01-15
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:25, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS438
11:52
Seattle-Tacoma (SEA)

18:17
Houston George Bush (IAH) A
Effective 2026-01-16 through 2026-01-31
Mon
-
Tue
Wed
Thu
-
Fri
Sat
Sun
-
Duration: 4:25, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS438
11:52
Seattle-Tacoma (SEA)

18:17
Houston George Bush (IAH) A
Effective 2026-01-18 through 2026-01-29
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 4:25, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS438
11:52
Seattle-Tacoma (SEA)

18:17
Houston George Bush (IAH) A
Effective 2026-02-01 through 2026-02-07
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 4:25, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS438
11:52
Seattle-Tacoma (SEA)

18:17
Houston George Bush (IAH) A
Effective 2026-02-02 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:25, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS438
11:52
Seattle-Tacoma (SEA)

18:17
Houston George Bush (IAH) A
Effective 2026-02-10 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:25, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS438
12:07
Seattle-Tacoma (SEA)

18:27
Houston George Bush (IAH) A
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:20, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS438
12:08
Seattle-Tacoma (SEA)

18:28
Houston George Bush (IAH) A
Valid until 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:20, non-stop
Boeing 737-800 (73H)
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Parallax here SEA-IAH
  • AS 438 is a domestic flight departing from the Seattle-Tacoma airport (SEA) and arriving at Houston George Bush airport (IAH).
  • The flight distance is 1871 miles, or 3011 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-6 . 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 4:19 and 4:44.
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