Southwest Airlines flight WN 4603: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 06:05 Tampa (TPA) 07:40 Las Vegas Harry Reid (LAS) 1
WN 4603 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Effective 2026-08-06 through 2026-09-28
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 Valid until 2026-01-04
Sat 07:25 San Jose (SJC) B 09:15 Portland (PDX)
WN 4603 Non-stop Boeing 737-800 (73H) 1:50 Valid until 2026-01-03
Tue,Wed 08:30 Saint Louis (STL) 2 09:45 Omaha (OMA)
WN 4603 Non-stop Boeing 737-800 (73H) 1:15 Effective 2026-08-04 through 2026-09-30
Sun 09:45 Phoenix Sky Harbor (PHX) 4 11:45 San Francisco (SFO) 2
WN 4603 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 09:55 Phoenix Sky Harbor (PHX) 4 11:55 San Francisco (SFO) 2
WN 4603 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-06-04 through 2026-08-03
Tue,Wed 14:55 Dallas Love Field (DAL) 1 17:05 Chicago Midway (MDW)
WN 4603 Non-stop Boeing 737-700 (Scimitar Winglets) 2:10 Effective 2026-03-10 through 2026-04-01
Mon,Thu,Fri 15:25 Dallas Love Field (DAL) 1 17:35 Chicago Midway (MDW)
WN 4603 Non-stop Boeing 737-700 (Scimitar Winglets) 2:10 Effective 2026-03-05 through 2026-04-06
Sat,Sun 15:40 Dallas Love Field (DAL) 1 17:50 Chicago Midway (MDW)
WN 4603 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2026-03-07 through 2026-04-05
Sat 16:15 Tampa (TPA) 17:50 Las Vegas Harry Reid (LAS) 1
WN 4603 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Effective 2026-08-08 through 2026-09-26
Sun 16:55 Tampa (TPA) 18:30 Las Vegas Harry Reid (LAS) 1
WN 4603 Non-stop Boeing 737-800 (73H) 4:35 Effective 2026-08-09 through 2026-09-27
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
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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
06:05
Tampa (TPA)

07:40
Las Vegas Harry Reid (LAS) 1
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4603
07:20
San Jose (SJC) B

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

09:15
Portland (PDX)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4603
08:30
Saint Louis (STL) 2

09:45
Omaha (OMA)
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4603
09:45
Phoenix Sky Harbor (PHX) 4

11:45
San Francisco (SFO) 2
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4603
09:55
Phoenix Sky Harbor (PHX) 4

11:55
San Francisco (SFO) 2
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4603
14:55
Dallas Love Field (DAL) 1

17:05
Chicago Midway (MDW)
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4603
15:25
Dallas Love Field (DAL) 1

17:35
Chicago Midway (MDW)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4603
15:40
Dallas Love Field (DAL) 1

17:50
Chicago Midway (MDW)
Effective 2026-03-07 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4603
16:15
Tampa (TPA)

17:50
Las Vegas Harry Reid (LAS) 1
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4603
16:55
Tampa (TPA)

18:30
Las Vegas Harry Reid (LAS) 1
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:35, non-stop
Boeing 737-800 (73H)
Direct Flights:
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)
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This flight number is listed as serving the following routes:
  • Dallas Love Field (DAL) - Chicago Midway (MDW)
  • Phoenix Sky Harbor (PHX) - San Francisco (SFO)
  • Saint Louis (STL) - Omaha (OMA)
  • San Jose (SJC) - Portland (PDX)
  • Tampa (TPA) - Las Vegas Harry Reid (LAS)
All Southwest Airlines flights
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