Southwest Airlines flight WN 4603: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Wed 07:20 San Jose (SJC) B 09:10 Portland (PDX)
WN 4603 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 07:20 San Jose (SJC) B 09:10 Portland (PDX)
WN 4603 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2025-12-19 through 2026-01-04
Sat 07:25 San Jose (SJC) B 09:15 Portland (PDX)
WN 4603 Non-stop Boeing 737-800 (73H) 1:50 Effective 2025-11-22 through 2025-11-29
Sat 07:25 San Jose (SJC) B 09:15 Portland (PDX)
WN 4603 Non-stop Boeing 737-800 (73H) 1:50 Effective 2025-12-20 through 2026-01-03
Sun 10:50 Tampa (TPA) 13:05 Baltimore (BWI)
WN 4603 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-10-05 through 2025-10-26
Sat 11:35 Tampa (TPA) 13:50 Baltimore (BWI)
WN 4603 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-10-04 through 2025-11-01
Mon,Thu,Fri 12:30 Tampa (TPA) 14:45 Baltimore (BWI)
WN 4603 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-10-02 through 2025-10-31
Sun 19:35 Santa Ana (SNA) 20:55 San Jose (SJC) B
WN 4603 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Operates only on 2025-11-30
Sun 21:35 San Jose (SJC) B 23:25 Portland (PDX)
WN 4603 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Operates only on 2025-11-30
Mon,Thu,Fri,Sun 21:45 San Jose (SJC) B 23:35 Portland (PDX)
WN 4603 Non-stop Boeing 737-800 (73H) 1:50 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 21:45 San Jose (SJC) B 23:35 Portland (PDX)
WN 4603 Non-stop Boeing 737-800 (73H) 1:50 Effective 2025-11-21 through 2025-11-28
Fri,Sun 21:45 San Jose (SJC) B 23:35 Portland (PDX)
WN 4603 Non-stop Boeing 737-800 (73H) 1:50 Effective 2025-12-07 through 2025-12-14
Thu 21:45 San Jose (SJC) B 23:35 Portland (PDX)
WN 4603 Non-stop Boeing 737-800 (73H) 1:50 Operates only on 2025-12-18
Mon 21:45 San Jose (SJC) B 23:35 Portland (PDX)
WN 4603 Non-stop Boeing 737-800 (73H) 1:50 Operates only on 2026-01-05
Non-Direct Flights:
Sun 19:35 Santa Ana (SNA) 23:25 Portland (PDX)
WN 4603 1-stop Boeing 737-700 (Scimitar Winglets) 3:50 Operates only on 2025-11-30
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 4603: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4603
07:20
San Jose (SJC) B

09:10
Portland (PDX)
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4603
07:20
San Jose (SJC) B

09:10
Portland (PDX)
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4603
07:25
San Jose (SJC) B

09:15
Portland (PDX)
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4603
07:25
San Jose (SJC) B

09:15
Portland (PDX)
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4603
10:50
Tampa (TPA)

13:05
Baltimore (BWI)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4603
11:35
Tampa (TPA)

13:50
Baltimore (BWI)
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4603
12:30
Tampa (TPA)

14:45
Baltimore (BWI)
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4603
19:35
Santa Ana (SNA)

20:55
San Jose (SJC) B
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4603
21:35
San Jose (SJC) B

23:25
Portland (PDX)
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4603
21:45
San Jose (SJC) B

23:35
Portland (PDX)
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4603
21:45
San Jose (SJC) B

23:35
Portland (PDX)
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4603
21:45
San Jose (SJC) B

23:35
Portland (PDX)
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4603
21:45
San Jose (SJC) B

23:35
Portland (PDX)
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4603
21:45
San Jose (SJC) B

23:35
Portland (PDX)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN4603
19:35
Santa Ana (SNA)

23:25
Portland (PDX)
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:50, 1-stop
Boeing 737-700 (Scimitar Winglets)
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Parallax here -
This flight number is listed as serving the following routes:
  • San Jose (SJC) - Portland (PDX)
  • Santa Ana (SNA) - Portland (PDX)
  • Santa Ana (SNA) - San Jose (SJC)
  • Tampa (TPA) - Baltimore (BWI)
All Southwest Airlines flights
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