Qantas flight QF 3729: Los Angeles - Seattle-Tacoma

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Sat 14:03 Los Angeles (LAX) 6 17:00 Seattle-Tacoma (SEA)
QF 3729 Non-stop Boeing 737 (73J) 2:57 Effective 2026-02-14 through 2026-02-28
Codeshare flight, operated by Alaska Airlines.(AS 1301)
Sat,Sun 14:03 Los Angeles (LAX) 6 17:00 Seattle-Tacoma (SEA)
QF 3729 Non-stop Boeing 737 (73J) 2:57 Effective 2026-03-01 through 2026-03-07
Codeshare flight, operated by Alaska Airlines.(AS 1301)
Mon,Wed,Fri,Sat 14:56 Los Angeles (LAX) 6 17:52 Seattle-Tacoma (SEA)
QF 3729 Non-stop Boeing 737 MAX 8 (7M8) 2:56 Effective 2026-01-07 through 2026-02-02
Codeshare flight, operated by Alaska Airlines.(AS 585)
Daily 14:56 Los Angeles (LAX) 6 17:52 Seattle-Tacoma (SEA)
QF 3729 Non-stop Boeing 737 MAX 8 (7M8) 2:56 Effective 2026-02-03 through 2026-02-11
Codeshare flight, operated by Alaska Airlines.(AS 585)
Daily 16:00 Los Angeles (LAX) 6 18:57 Seattle-Tacoma (SEA)
QF 3729 Non-stop Boeing 737 (73J) 2:57 Effective 2026-03-08 through 2026-03-17
Codeshare flight, operated by Alaska Airlines.(AS 175)
Mon,Fri 16:56 Los Angeles (LAX) 6 19:56 Seattle-Tacoma (SEA)
QF 3729 Non-stop Boeing 737 MAX 9 (7M9) 3:00 Valid until 2026-01-02
Codeshare flight, operated by Alaska Airlines.(AS 1301)
Sat 16:56 Los Angeles (LAX) 6 19:56 Seattle-Tacoma (SEA)
QF 3729 Non-stop Boeing 737-800 (73H) 3:00 Valid until 2026-01-03
Codeshare flight, operated by Alaska Airlines.(AS 1301)
Mon 16:56 Los Angeles (LAX) 6 19:56 Seattle-Tacoma (SEA)
QF 3729 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Operates only on 2026-01-05
Codeshare flight, operated by Alaska Airlines.(AS 1301)
Daily 17:00 Los Angeles (LAX) 6 19:54 Seattle-Tacoma (SEA)
QF 3729 Non-stop Boeing 737 (73J) 2:54 Effective 2026-03-29 through 2026-05-12
Codeshare flight, operated by Alaska Airlines.(AS 1301)
Daily 17:15 Los Angeles (LAX) 6 20:05 Seattle-Tacoma (SEA)
QF 3729 Non-stop Boeing 737 (73J) 2:50 Effective from 2026-06-10
Codeshare flight, operated by Alaska Airlines.(AS 1301)
Daily 18:45 Los Angeles (LAX) 6 21:36 Seattle-Tacoma (SEA)
QF 3729 Non-stop Boeing 737 (73J) 2:51 Effective 2026-05-13 through 2026-06-09
Codeshare flight, operated by Alaska Airlines.(AS 369)


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Qantas flight QF 3729:
Los Angeles - Seattle-Tacoma
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Qantas QF3729
14:03
Los Angeles (LAX) 6

17:00
Seattle-Tacoma (SEA)
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1301)
Duration: 2:57, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Qantas QF3729
14:03
Los Angeles (LAX) 6

17:00
Seattle-Tacoma (SEA)
Effective 2026-03-01 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1301)
Duration: 2:57, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Qantas QF3729
14:56
Los Angeles (LAX) 6

17:52
Seattle-Tacoma (SEA)
Effective 2026-01-07 through 2026-02-02
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 585)
Duration: 2:56, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Qantas QF3729
14:56
Los Angeles (LAX) 6

17:52
Seattle-Tacoma (SEA)
Effective 2026-02-03 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 585)
Duration: 2:56, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Qantas QF3729
16:00
Los Angeles (LAX) 6

18:57
Seattle-Tacoma (SEA)
Effective 2026-03-08 through 2026-03-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 175)
Duration: 2:57, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Qantas QF3729
16:56
Los Angeles (LAX) 6

19:56
Seattle-Tacoma (SEA)
Valid until 2026-01-02
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1301)
Duration: 3:00, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Qantas QF3729
16:56
Los Angeles (LAX) 6

19:56
Seattle-Tacoma (SEA)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1301)
Duration: 3:00, non-stop
Boeing 737-800 (73H)
Direct Codeshare Flights:
Qantas QF3729
16:56
Los Angeles (LAX) 6

19:56
Seattle-Tacoma (SEA)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1301)
Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Qantas QF3729
17:00
Los Angeles (LAX) 6

19:54
Seattle-Tacoma (SEA)
Effective 2026-03-29 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1301)
Duration: 2:54, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Qantas QF3729
17:15
Los Angeles (LAX) 6

20:05
Seattle-Tacoma (SEA)
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1301)
Duration: 2:50, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Qantas QF3729
18:45
Los Angeles (LAX) 6

21:36
Seattle-Tacoma (SEA)
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 369)
Duration: 2:51, non-stop
Boeing 737 (73J)
  • QF 3729 is a domestic flight departing from the Los Angeles airport (LAX) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 954 miles, or 1536 km.
  • The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:50 and 3:00.
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