Alaska Airlines flight AS 520: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 09:55 Seattle-Tacoma (SEA) 12:11 San Jose (SJC) B
AS 520 Non-stop Boeing 737 (73J) 2:16 Effective from 2026-06-10
Daily 12:10 Fairbanks (FAI) 16:52 Seattle-Tacoma (SEA)
AS 520 Non-stop Boeing 737-700 (73G) 3:42 Effective 2026-05-13 through 2026-06-09
Sat 13:36 Seattle-Tacoma (SEA) 16:26 Santa Ana (SNA)
AS 520 Non-stop Boeing 737-800 (73H) 2:50 Operates only on 2026-03-07
Wed 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737 MAX 9 (7M9) 1:52 Operates only on 2026-01-07
Mon,Thu-Sat 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737-800 (73H) 1:52 Effective 2026-01-08 through 2026-01-16
Tue,Wed 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737 (73J) 1:52 Effective 2026-01-13 through 2026-01-20
Sat 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737 MAX 8 (7M8) 1:52 Effective 2026-01-17 through 2026-01-24
Mon,Thu,Fri 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737-800 (73H) 1:52 Effective 2026-01-19 through 2026-01-26
Wed 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737 MAX 9 (7M9) 1:52 Operates only on 2026-01-21
Tue,Wed 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737 (73J) 1:52 Effective 2026-01-27 through 2026-02-03
Thu 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737 MAX 9 (7M9) 1:52 Operates only on 2026-01-29
Thu,Fri 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737 (73J) 1:52 Effective 2026-01-30 through 2026-02-05
Mon,Sat 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737-800 (73H) 1:52 Effective 2026-01-31 through 2026-02-02
Wed 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737 MAX 8 (7M8) 1:52 Operates only on 2026-02-04
Mon,Wed,Fri,Sat 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737 MAX 9 (7M9) 1:52 Effective 2026-02-06 through 2026-02-11
Tue 13:59 San Jose (SJC) B 15:51 Portland (PDX)
AS 520 Non-stop Boeing 737-800 (73H) 1:52 Operates only on 2026-02-10
Daily 14:30 Portland (PDX) 18:03 Denver (DEN)
AS 520 Non-stop Boeing 737 (73J) 2:33 Effective 2026-04-22 through 2026-05-12
Wed 21:50 Portland (PDX) 23:40 San Francisco (SFO) 1
AS 520 Non-stop Boeing 737 (73J) 1:50 Operates only on 2026-03-18
Mon,Thu-Sun 23:03 Seattle-Tacoma (SEA) 05:05 San Antonio (SAT) A
AS 520 Non-stop Boeing 737 (73J) 4:02 Valid until 2026-01-05
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
Alaska Airlines flight AS 520: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Alaska Airlines AS520
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:16, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS520
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:42, non-stop
Boeing 737-700 (73G)

Direct Flights:

Alaska Airlines AS520
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:50, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS520
Operates only on 2026-01-07
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:52, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS520
Effective 2026-01-08 through 2026-01-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 1:52, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS520
Effective 2026-01-13 through 2026-01-20
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:52, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS520
Effective 2026-01-17 through 2026-01-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:52, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS520
Effective 2026-01-19 through 2026-01-26
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:52, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS520
Operates only on 2026-01-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:52, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS520
Effective 2026-01-27 through 2026-02-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:52, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS520
Operates only on 2026-01-29
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:52, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS520
Effective 2026-01-30 through 2026-02-05
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:52, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS520
Effective 2026-01-31 through 2026-02-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:52, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS520
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:52, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS520
Effective 2026-02-06 through 2026-02-11
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
-
Duration: 1:52, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS520
Operates only on 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:52, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS520
Effective 2026-04-22 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:33, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS520
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS520
Valid until 2026-01-05
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 4:02, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Fairbanks (FAI) - Seattle-Tacoma (SEA)
  • Portland (PDX) - Denver (DEN)
  • Portland (PDX) - San Francisco (SFO)
  • San Jose (SJC) - Portland (PDX)
  • Seattle-Tacoma (SEA) - San Antonio (SAT)
  • Seattle-Tacoma (SEA) - San Jose (SJC)
  • Seattle-Tacoma (SEA) - Santa Ana (SNA)