Alaska Airlines flight AS 439: Houston George Bush - Seattle-Tacoma

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FLIGHT SCHEDULE
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Mon,Wed,Thu,Sat 18:53 Houston George Bush (IAH) A 21:52 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 (73J) 4:59 Effective 2026-02-12 through 2026-02-19
Fri 18:53 Houston George Bush (IAH) A 21:52 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 MAX 8 (7M8) 4:59 Operates only on 2026-02-13
Tue 18:53 Houston George Bush (IAH) A 21:52 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 MAX 9 (7M9) 4:59 Operates only on 2026-02-17
Mon-Sat 18:53 Houston George Bush (IAH) A 21:52 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 (73J) 4:59 Effective 2026-02-20 through 2026-03-03
Sun 18:53 Houston George Bush (IAH) A 21:52 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737-800 (73H) 4:59 Operates only on 2026-03-01
Tue,Wed 18:53 Houston George Bush (IAH) A 21:52 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 MAX 9 (7M9) 4:59 Effective 2026-03-04 through 2026-03-10
Mon,Wed-Sat 18:53 Houston George Bush (IAH) A 21:52 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 (73J) 4:59 Effective 2026-03-05 through 2026-03-13
Tue,Sat 18:53 Houston George Bush (IAH) A 21:52 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 MAX 9 (7M9) 4:59 Effective 2026-03-14 through 2026-03-17
Sun 18:53 Houston George Bush (IAH) A 21:52 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737-800 (73H) 4:59 Operates only on 2026-03-15
Mon 18:53 Houston George Bush (IAH) A 21:52 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 (73J) 4:59 Operates only on 2026-03-16
Wed 18:55 Houston George Bush (IAH) A 21:35 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 (73J) 4:40 Operates only on 2026-03-18
Daily 18:55 Houston George Bush (IAH) A 21:51 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 (73J) 4:56 Effective 2026-03-19 through 2026-05-12
Daily 19:10 Houston George Bush (IAH) A 21:54 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 (73J) 4:44 Effective from 2026-06-10
Daily 19:14 Houston George Bush (IAH) A 22:00 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 (73J) 4:46 Effective 2026-05-13 through 2026-06-09
Mon-Thu,Sat 19:17 Houston George Bush (IAH) A 22:10 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 MAX 9 (7M9) 4:53 Effective 2026-01-07 through 2026-01-14
Thu,Fri,Sun 19:17 Houston George Bush (IAH) A 22:10 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 (73J) 4:53 Effective 2026-01-09 through 2026-01-15
Tue,Wed,Fri,Sat 19:17 Houston George Bush (IAH) A 22:10 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 MAX 9 (7M9) 4:53 Effective 2026-01-16 through 2026-01-31
Mon,Thu,Sun 19:17 Houston George Bush (IAH) A 22:10 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 (73J) 4:53 Effective 2026-01-18 through 2026-01-29
Tue,Wed,Sat,Sun 19:17 Houston George Bush (IAH) A 22:10 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 MAX 9 (7M9) 4:53 Effective 2026-02-01 through 2026-02-07
Mon,Thu,Fri,Sun 19:17 Houston George Bush (IAH) A 22:10 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 (73J) 4:53 Effective 2026-02-02 through 2026-02-09
Tue,Wed 19:17 Houston George Bush (IAH) A 22:10 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 MAX 9 (7M9) 4:53 Effective 2026-02-10 through 2026-02-11
Sun 19:18 Houston George Bush (IAH) A 22:17 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737-800 (73H) 4:59 Effective 2026-02-15 through 2026-02-22
Sun 19:27 Houston George Bush (IAH) A 22:24 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737 MAX 9 (7M9) 4:57 Operates only on 2026-01-04
Mon-Sat 19:28 Houston George Bush (IAH) A 22:25 Seattle-Tacoma (SEA)
AS 439 Non-stop Boeing 737-800 (73H) 4:57 Valid until 2026-01-06
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Alaska Airlines flight AS 439:
Houston George Bush - Seattle-Tacoma
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS439
18:53
Houston George Bush (IAH) A

21:52
Seattle-Tacoma (SEA)
Effective 2026-02-12 through 2026-02-19
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
-
Duration: 4:59, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS439
18:53
Houston George Bush (IAH) A

21:52
Seattle-Tacoma (SEA)
Operates only on 2026-02-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:59, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Alaska Airlines AS439
18:53
Houston George Bush (IAH) A

21:52
Seattle-Tacoma (SEA)
Operates only on 2026-02-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:59, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS439
18:53
Houston George Bush (IAH) A

21:52
Seattle-Tacoma (SEA)
Effective 2026-02-20 through 2026-03-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:59, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS439
18:53
Houston George Bush (IAH) A

21:52
Seattle-Tacoma (SEA)
Operates only on 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:59, non-stop
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS439
18:53
Houston George Bush (IAH) A

21:52
Seattle-Tacoma (SEA)
Effective 2026-03-04 through 2026-03-10
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:59, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS439
18:53
Houston George Bush (IAH) A

21:52
Seattle-Tacoma (SEA)
Effective 2026-03-05 through 2026-03-13
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:59, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS439
18:53
Houston George Bush (IAH) A

21:52
Seattle-Tacoma (SEA)
Effective 2026-03-14 through 2026-03-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:59, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS439
18:53
Houston George Bush (IAH) A

21:52
Seattle-Tacoma (SEA)
Operates only on 2026-03-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:59, non-stop
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS439
18:53
Houston George Bush (IAH) A

21:52
Seattle-Tacoma (SEA)
Operates only on 2026-03-16
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:59, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS439
18:55
Houston George Bush (IAH) A

21:35
Seattle-Tacoma (SEA)
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:40, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS439
18:55
Houston George Bush (IAH) A

21:51
Seattle-Tacoma (SEA)
Effective 2026-03-19 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:56, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS439
19:10
Houston George Bush (IAH) A

21:54
Seattle-Tacoma (SEA)
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:44, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS439
19:14
Houston George Bush (IAH) A

22:00
Seattle-Tacoma (SEA)
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:46, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS439
19:17
Houston George Bush (IAH) A

22:10
Seattle-Tacoma (SEA)
Effective 2026-01-07 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
-
Duration: 4:53, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS439
19:17
Houston George Bush (IAH) A

22:10
Seattle-Tacoma (SEA)
Effective 2026-01-09 through 2026-01-15
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:53, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS439
19:17
Houston George Bush (IAH) A

22:10
Seattle-Tacoma (SEA)
Effective 2026-01-16 through 2026-01-31
Mon
-
Tue
Wed
Thu
-
Fri
Sat
Sun
-
Duration: 4:53, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS439
19:17
Houston George Bush (IAH) A

22:10
Seattle-Tacoma (SEA)
Effective 2026-01-18 through 2026-01-29
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 4:53, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS439
19:17
Houston George Bush (IAH) A

22:10
Seattle-Tacoma (SEA)
Effective 2026-02-01 through 2026-02-07
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 4:53, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS439
19:17
Houston George Bush (IAH) A

22:10
Seattle-Tacoma (SEA)
Effective 2026-02-02 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:53, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS439
19:17
Houston George Bush (IAH) A

22:10
Seattle-Tacoma (SEA)
Effective 2026-02-10 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:53, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS439
19:18
Houston George Bush (IAH) A

22:17
Seattle-Tacoma (SEA)
Effective 2026-02-15 through 2026-02-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:59, non-stop
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS439
19:27
Houston George Bush (IAH) A

22:24
Seattle-Tacoma (SEA)
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:57, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS439
19:28
Houston George Bush (IAH) A

22:25
Seattle-Tacoma (SEA)
Valid until 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:57, non-stop
Boeing 737-800 (73H)
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Parallax here IAH-SEA
  • AS 439 is a domestic flight departing from the Houston George Bush airport (IAH) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 1871 miles, or 3011 km.
  • The timezone of the departure airport is UTC-6 , 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 4:40 and 4:59.
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