Alaska Airlines flight AS 644: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 12:55 Portland (PDX) 15:11 Burbank (BUR)
AS 644 Non-stop Boeing 737 (73J) 2:16 Effective 2026-03-23 through 2026-03-29
Mon,Thu-Sun 13:16 Seattle-Tacoma (SEA) 16:01 Palm Springs (PSP)
AS 644 Non-stop Boeing 737 (73J) 2:45 Effective 2026-03-30 through 2026-04-20
Sat 14:16 San Diego (SAN) 2 17:48 Denver (DEN)
AS 644 Non-stop Boeing 737 MAX 9 (7M9) 2:32 Operates only on 2026-03-07
Daily 19:18 Puerto Vallarta (PVR) 22:18 San Francisco (SFO) I
AS 644 Non-stop Boeing 737 (73J) 4:00 Effective 2026-04-22 through 2026-05-12
Mon,Tue,Sat,Sun 20:05 Seattle-Tacoma (SEA) 23:59 Phoenix Sky Harbor (PHX) 3
AS 644 Non-stop Boeing 737 (73J) 2:54 Valid until 2026-01-06
Fri 20:05 Seattle-Tacoma (SEA) 23:59 Phoenix Sky Harbor (PHX) 3
AS 644 Non-stop Boeing 737-800 (73H) 2:54 Operates only on 2026-01-02
Wed,Thu,Sat,Sun 20:07 Seattle-Tacoma (SEA) 23:59 Phoenix Sky Harbor (PHX) 3
AS 644 Non-stop Boeing 737 (73J) 2:52 Effective 2026-01-07 through 2026-01-14
Mon,Thu,Sun 20:07 Seattle-Tacoma (SEA) 23:59 Phoenix Sky Harbor (PHX) 3
AS 644 Non-stop Boeing 737 MAX 9 (7M9) 2:52 Effective 2026-01-12 through 2026-02-08
Tue 20:07 Seattle-Tacoma (SEA) 23:59 Phoenix Sky Harbor (PHX) 3
AS 644 Non-stop Boeing 737-800 (73H) 2:52 Effective 2026-01-13 through 2026-02-10
Wed,Sat 20:07 Seattle-Tacoma (SEA) 23:59 Phoenix Sky Harbor (PHX) 3
AS 644 Non-stop Boeing 737 (73J) 2:52 Effective 2026-01-17 through 2026-02-07
Mon,Wed 20:07 Seattle-Tacoma (SEA) 23:59 Phoenix Sky Harbor (PHX) 3
AS 644 Non-stop Boeing 737 (73J) 2:52 Effective 2026-02-09 through 2026-02-11
Daily 20:55 Seattle-Tacoma (SEA) 23:56 Phoenix Sky Harbor (PHX) 3
AS 644 Non-stop Boeing 737 (73J) 3:01 Effective from 2026-06-10
Daily 21:05 Seattle-Tacoma (SEA) 23:58 Phoenix Sky Harbor (PHX) 3
AS 644 Non-stop Boeing 737 (73J) 2:53 Effective 2026-05-13 through 2026-06-09
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 644: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS644
12:55
Portland (PDX)

15:11
Burbank (BUR)
Effective 2026-03-23 through 2026-03-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:16, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS644
13:16
Seattle-Tacoma (SEA)

16:01
Palm Springs (PSP)
Effective 2026-03-30 through 2026-04-20
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:45, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS644
14:16
San Diego (SAN) 2

17:48
Denver (DEN)
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:32, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS644
19:18
Puerto Vallarta (PVR)

22:18
San Francisco (SFO) I
Effective 2026-04-22 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:00, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS644
20:05
Seattle-Tacoma (SEA)

23:59
Phoenix Sky Harbor (PHX) 3
Valid until 2026-01-06
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:54, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS644
20:05
Seattle-Tacoma (SEA)

23:59
Phoenix Sky Harbor (PHX) 3
Operates only on 2026-01-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:54, non-stop
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS644
20:07
Seattle-Tacoma (SEA)

23:59
Phoenix Sky Harbor (PHX) 3
Effective 2026-01-07 through 2026-01-14
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
Sun
Duration: 2:52, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS644
20:07
Seattle-Tacoma (SEA)

23:59
Phoenix Sky Harbor (PHX) 3
Effective 2026-01-12 through 2026-02-08
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:52, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
Alaska Airlines AS644
20:07
Seattle-Tacoma (SEA)

23:59
Phoenix Sky Harbor (PHX) 3
Effective 2026-01-13 through 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:52, non-stop
Boeing 737-800 (73H)
Direct Flights:
Alaska Airlines AS644
20:07
Seattle-Tacoma (SEA)

23:59
Phoenix Sky Harbor (PHX) 3
Effective 2026-01-17 through 2026-02-07
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:52, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS644
20:07
Seattle-Tacoma (SEA)

23:59
Phoenix Sky Harbor (PHX) 3
Effective 2026-02-09 through 2026-02-11
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:52, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS644
20:55
Seattle-Tacoma (SEA)

23:56
Phoenix Sky Harbor (PHX) 3
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:01, non-stop
Boeing 737 (73J)
Direct Flights:
Alaska Airlines AS644
21:05
Seattle-Tacoma (SEA)

23:58
Phoenix Sky Harbor (PHX) 3
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:53, non-stop
Boeing 737 (73J)
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This flight number is listed as serving the following routes:
  • Portland (PDX) - Burbank (BUR)
  • Puerto Vallarta (PVR) - San Francisco (SFO)
  • San Diego (SAN) - Denver (DEN)
  • Seattle-Tacoma (SEA) - Palm Springs (PSP)
  • Seattle-Tacoma (SEA) - Phoenix Sky Harbor (PHX)
All Alaska Airlines flights
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