Alaska Airlines flight AS 3373: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu-Sun 06:28 Tucson (TUS) 09:50 Portland (PDX)
AS 3373 Non-stop Embraer EMB 175 (E75) 3:22 Effective 2026-03-08 through 2026-03-16
Daily 07:25 Tucson (TUS) 09:49 Portland (PDX)
AS 3373 Non-stop Embraer EMB 175 (E75) 3:24 Valid until 2026-01-06
Mon,Thu-Sun 07:28 Tucson (TUS) 09:50 Portland (PDX)
AS 3373 Non-stop Embraer EMB 175 (E75) 3:22 Effective 2026-02-12 through 2026-03-07
Daily 07:30 Tucson (TUS) 09:52 Portland (PDX)
AS 3373 Non-stop Embraer EMB 175 (E75) 3:22 Effective 2026-01-07 through 2026-02-11
Tue,Wed 10:00 Tucson (TUS) 13:22 Portland (PDX)
AS 3373 Non-stop Embraer EMB 175 (E75) 3:22 Effective 2026-03-10 through 2026-03-17
Tue,Wed 11:00 Tucson (TUS) 13:22 Portland (PDX)
AS 3373 Non-stop Embraer EMB 175 (E75) 3:22 Effective 2026-02-17 through 2026-03-04
Mon,Tue,Thu-Sun 14:17 San Diego (SAN) 2 18:24 Kalispell (FCA)
AS 3373 Non-stop Embraer EMB 175 (E75) 3:07 Effective 2026-06-11 through 2026-07-06
Mon,Fri-Sun 14:17 San Diego (SAN) 2 18:24 Kalispell (FCA)
AS 3373 Non-stop Embraer EMB 175 (E75) 3:07 Effective 2026-07-10 through 2026-08-03
Mon,Tue,Thu-Sun 14:17 San Diego (SAN) 2 18:24 Kalispell (FCA)
AS 3373 Non-stop Embraer EMB 175 (E75) 3:07 Effective 2026-08-04 through 2026-08-18
Daily 18:40 Seattle-Tacoma (SEA) 21:39 Salt Lake City (SLC)
AS 3373 Non-stop Embraer EMB 175 (E75) 1:59 Effective 2026-04-22 through 2026-05-12
Mon,Tue,Thu-Sun 19:00 Kalispell (FCA) 21:13 San Diego (SAN) 2
AS 3373 Non-stop Embraer EMB 175 (E75) 3:13 Effective 2026-06-11 through 2026-07-06
Mon,Fri-Sun 19:00 Kalispell (FCA) 21:13 San Diego (SAN) 2
AS 3373 Non-stop Embraer EMB 175 (E75) 3:13 Effective 2026-07-10 through 2026-08-03
Mon,Tue,Thu-Sun 19:00 Kalispell (FCA) 21:13 San Diego (SAN) 2
AS 3373 Non-stop Embraer EMB 175 (E75) 3:13 Effective 2026-08-04 through 2026-08-18
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 3373: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS3373
06:28
Tucson (TUS)

09:50
Portland (PDX)
Effective 2026-03-08 through 2026-03-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:22, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3373
07:25
Tucson (TUS)

09:49
Portland (PDX)
Valid until 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:24, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3373
07:28
Tucson (TUS)

09:50
Portland (PDX)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:22, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3373
07:30
Tucson (TUS)

09:52
Portland (PDX)
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:22, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3373
10:00
Tucson (TUS)

13:22
Portland (PDX)
Effective 2026-03-10 through 2026-03-17
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:22, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3373
11:00
Tucson (TUS)

13:22
Portland (PDX)
Effective 2026-02-17 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:22, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3373
14:17
San Diego (SAN) 2

18:24
Kalispell (FCA)
Effective 2026-06-11 through 2026-07-06
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:07, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3373
14:17
San Diego (SAN) 2

18:24
Kalispell (FCA)
Effective 2026-07-10 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 3:07, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3373
14:17
San Diego (SAN) 2

18:24
Kalispell (FCA)
Effective 2026-08-04 through 2026-08-18
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:07, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3373
18:40
Seattle-Tacoma (SEA)

21:39
Salt Lake City (SLC)
Effective 2026-04-22 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3373
19:00
Kalispell (FCA)

21:13
San Diego (SAN) 2
Effective 2026-06-11 through 2026-07-06
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:13, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3373
19:00
Kalispell (FCA)

21:13
San Diego (SAN) 2
Effective 2026-07-10 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 3:13, non-stop
Embraer EMB 175 (E75)
Direct Flights:
Alaska Airlines AS3373
19:00
Kalispell (FCA)

21:13
San Diego (SAN) 2
Effective 2026-08-04 through 2026-08-18
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:13, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • San Diego (SAN) - Kalispell (FCA)
  • Seattle-Tacoma (SEA) - Salt Lake City (SLC)
  • Tucson (TUS) - Portland (PDX)
All Alaska Airlines flights
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