Alaska Airlines flight AS 1399: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon-Sat 15:34 Mazatlan (MZT) 17:34 Los Angeles (LAX) 7
AS 1399 Non-stop Boeing 737 (73J) 3:00 Valid until 2026-01-06
Sun 15:40 Mazatlan (MZT) 17:40 Los Angeles (LAX) 7
AS 1399 Non-stop Boeing 737 (73J) 3:00 Valid until 2026-01-04
Mon,Tue 17:16 Boise (BOI) 17:59 Seattle-Tacoma (SEA)
AS 1399 Non-stop Boeing 737-800 (73H) 1:43 Effective 2026-03-16 through 2026-03-17
Daily 19:20 Ontario, Los Angeles (ONT) 2 22:00 Seattle-Tacoma (SEA)
AS 1399 Non-stop Boeing 737 (73J) 2:40 Effective 2026-05-13 through 2026-06-09
Daily 19:48 Portland (PDX) 22:21 Santa Ana (SNA)
AS 1399 Non-stop Boeing 737-800 (73H) 2:33 Effective 2026-06-10 through 2026-10-02
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 1399: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS1399
15:34
Mazatlan (MZT)

17:34
Los Angeles (LAX) 7
Valid until 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 3:00, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS1399
15:40
Mazatlan (MZT)

17:40
Los Angeles (LAX) 7
Valid until 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:00, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS1399
17:16
Boise (BOI)

17:59
Seattle-Tacoma (SEA)
Effective 2026-03-16 through 2026-03-17
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:43, non-stop
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS1399
19:20
Ontario, Los Angeles (ONT) 2

22:00
Seattle-Tacoma (SEA)
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:40, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS1399
19:48
Portland (PDX)

22:21
Santa Ana (SNA)
Effective 2026-06-10 through 2026-10-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:33, non-stop
Boeing 737-800 (73H)
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This flight number is listed as serving the following routes:
  • Boise (BOI) - Seattle-Tacoma (SEA)
  • Mazatlan (MZT) - Los Angeles (LAX)
  • Ontario, Los Angeles (ONT) - Seattle-Tacoma (SEA)
  • Portland (PDX) - Santa Ana (SNA)
All Alaska Airlines flights
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