Alaska Airlines flight AS 2123: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 11:58 Boise (BOI) 12:37 Seattle-Tacoma (SEA)
AS 2123 Non-stop Embraer EMB 175 (E75) 1:39 Valid until 2026-01-06
Daily 13:20 Seattle-Tacoma (SEA) 14:27 Walla Walla (ALW)
AS 2123 Non-stop Embraer EMB 175 (E75) 1:07 Effective from 2026-06-10
Sat 14:01 San Diego (SAN) 2 16:34 Redmond/Bend (RDM)
AS 2123 Non-stop Embraer EMB 175 (E75) 2:33 Effective 2026-01-10 through 2026-02-07
Tue,Sat 19:22 Phoenix Sky Harbor (PHX) 3 20:39 San Diego (SAN) 2
AS 2123 Non-stop Embraer EMB 175 (E75) 1:17 Effective 2026-03-10 through 2026-03-17
Daily 21:15 Seattle-Tacoma (SEA) 23:36 Missoula (MSO)
AS 2123 Non-stop Embraer EMB 175 (E75) 1:21 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 2123: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS2123
11:58
Boise (BOI)

12:37
Seattle-Tacoma (SEA)
Valid until 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2123
13:20
Seattle-Tacoma (SEA)

14:27
Walla Walla (ALW)
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:07, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2123
14:01
San Diego (SAN) 2

16:34
Redmond/Bend (RDM)
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:33, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2123
19:22
Phoenix Sky Harbor (PHX) 3

20:39
San Diego (SAN) 2
Effective 2026-03-10 through 2026-03-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:17, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS2123
21:15
Seattle-Tacoma (SEA)

23:36
Missoula (MSO)
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:21, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Boise (BOI) - Seattle-Tacoma (SEA)
  • Phoenix Sky Harbor (PHX) - San Diego (SAN)
  • San Diego (SAN) - Redmond/Bend (RDM)
  • Seattle-Tacoma (SEA) - Missoula (MSO)
  • Seattle-Tacoma (SEA) - Walla Walla (ALW)
All Alaska Airlines flights
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