Alaska Airlines flight AS 340: Portland - Ontario, Los Angeles

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Wed 17:30 Portland (PDX) 19:47 Ontario, Los Angeles (ONT) 2
AS 340 Non-stop Boeing 737 (73J) 2:17 Operates only on 2026-03-18
Daily 17:50 Portland (PDX) 20:10 Ontario, Los Angeles (ONT) 2
AS 340 Non-stop Boeing 737 MAX 9 (7M9) 2:20 Effective 2026-01-07 through 2026-02-11
Daily 17:55 Portland (PDX) 20:13 Ontario, Los Angeles (ONT) 2
AS 340 Non-stop Boeing 737 (73J) 2:18 Effective 2026-03-19 through 2026-04-21
Daily 19:55 Seattle-Tacoma (SEA) 21:10 Eugene (EUG)
AS 340 Non-stop Boeing 737 (73J) 1:15 Effective 2026-08-19 through 2026-10-02
Thu,Sun 21:30 Portland (PDX) 23:52 Ontario, Los Angeles (ONT) 2
AS 340 Non-stop Boeing 737 (73J) 2:22 Effective 2026-02-12 through 2026-02-22
Tue,Wed,Fri 21:30 Portland (PDX) 23:52 Ontario, Los Angeles (ONT) 2
AS 340 Non-stop Boeing 737 MAX 9 (7M9) 2:22 Effective 2026-02-13 through 2026-03-04
Mon,Thu,Sun 21:30 Portland (PDX) 23:52 Ontario, Los Angeles (ONT) 2
AS 340 Non-stop Boeing 737 (73J) 2:22 Effective 2026-02-23 through 2026-03-02
Mon-Fri,Sun 21:30 Portland (PDX) 23:52 Ontario, Los Angeles (ONT) 2
AS 340 Non-stop Boeing 737 MAX 9 (7M9) 2:22 Effective 2026-03-05 through 2026-03-13
Mon,Sun 21:30 Portland (PDX) 23:52 Ontario, Los Angeles (ONT) 2
AS 340 Non-stop Boeing 737 (73J) 2:22 Effective 2026-03-15 through 2026-03-16
Tue 21:30 Portland (PDX) 23:52 Ontario, Los Angeles (ONT) 2
AS 340 Non-stop Boeing 737 MAX 9 (7M9) 2:22 Operates only on 2026-03-17
Daily 21:30 Portland (PDX) 23:48 Ontario, Los Angeles (ONT) 2
AS 340 Non-stop Boeing 737 (73J) 2:18 Effective 2026-04-22 through 2026-05-12
Mon 21:33 Portland (PDX) 23:55 Ontario, Los Angeles (ONT) 2
AS 340 Non-stop Boeing 737 (73J) 2:22 Operates only on 2026-02-16
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Alaska Airlines flight AS 340:
Portland - Ontario, Los Angeles
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS340
17:30
Portland (PDX)

19:47
Ontario, Los Angeles (ONT) 2
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:17, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS340
17:50
Portland (PDX)

20:10
Ontario, Los Angeles (ONT) 2
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:20, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS340
17:55
Portland (PDX)

20:13
Ontario, Los Angeles (ONT) 2
Effective 2026-03-19 through 2026-04-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:18, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS340
19:55
Seattle-Tacoma (SEA)

21:10
Eugene (EUG)
Effective 2026-08-19 through 2026-10-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:15, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS340
21:30
Portland (PDX)

23:52
Ontario, Los Angeles (ONT) 2
Effective 2026-02-12 through 2026-02-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:22, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS340
21:30
Portland (PDX)

23:52
Ontario, Los Angeles (ONT) 2
Effective 2026-02-13 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:22, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS340
21:30
Portland (PDX)

23:52
Ontario, Los Angeles (ONT) 2
Effective 2026-02-23 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:22, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS340
21:30
Portland (PDX)

23:52
Ontario, Los Angeles (ONT) 2
Effective 2026-03-05 through 2026-03-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:22, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS340
21:30
Portland (PDX)

23:52
Ontario, Los Angeles (ONT) 2
Effective 2026-03-15 through 2026-03-16
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:22, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS340
21:30
Portland (PDX)

23:52
Ontario, Los Angeles (ONT) 2
Operates only on 2026-03-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:22, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS340
21:30
Portland (PDX)

23:48
Ontario, Los Angeles (ONT) 2
Effective 2026-04-22 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:18, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS340
21:33
Portland (PDX)

23:55
Ontario, Los Angeles (ONT) 2
Operates only on 2026-02-16
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:22, non-stop
Boeing 737 (73J)
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Parallax here PDX-ONT
  • AS 340 is a domestic flight departing from the Portland airport (PDX) and arriving at Ontario, Los Angeles airport (ONT).
  • The flight distance is 839 miles, or 1350 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 1:15 and 2:22.
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