Southwest Airlines flight WN 4122: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 07:35 Chicago Midway (MDW) 10:35 Philadelphia (PHL) E
WN 4122 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-06-04 through 2026-08-03
Tue,Wed,Sun 07:45 Chicago Midway (MDW) 10:50 Philadelphia (PHL) E
WN 4122 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-06-07 through 2026-08-02
Mon 08:30 Sacramento (SMF) B 10:00 Los Angeles (LAX) 1
WN 4122 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Operates only on 2026-01-05
Thu 09:00 Sacramento (SMF) B 10:35 Los Angeles (LAX) 1
WN 4122 Non-stop Boeing 737-800 (73H) 1:35 Valid until 2026-01-01
Sun 11:30 Philadelphia (PHL) E 14:00 Orlando (MCO)
WN 4122 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2026-06-07 through 2026-08-02
Mon,Tue,Fri,Sun 12:35 Dallas Love Field (DAL) 1 14:05 Kansas City (MCI)
WN 4122 Non-stop Boeing 737-800 (73H) 1:30 Valid until 2026-01-04
Sun 14:45 Saint Louis (STL) 2 16:15 Phoenix Sky Harbor (PHX) 4
WN 4122 Non-stop Boeing 737 MAX 8 (7M8) 3:30 Effective 2026-03-08 through 2026-04-05
Mon,Thu,Fri 17:40 Fort Lauderdale (FLL) 1 19:50 Chicago Midway (MDW)
WN 4122 Non-stop Boeing 737-700 (Scimitar Winglets) 3:10 Effective 2026-08-06 through 2026-09-28
Sun 17:55 San Diego (SAN) 1 19:25 San Jose (SJC) B
WN 4122 Non-stop Boeing 737-800 (73H) 1:30 Operates only on 2026-05-24
Sat 18:40 Destin/Fort Walton Beach (VPS) 20:40 Saint Louis (STL) 2
WN 4122 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-03-07 through 2026-04-04
Sat 19:00 Baltimore (BWI) 21:00 Atlanta (ATL) N
WN 4122 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Operates only on 2026-01-03
Tue,Wed,Sat 19:00 San Diego (SAN) 1 20:25 San Jose (SJC) B
WN 4122 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 19:00 San Diego (SAN) 1 20:25 San Jose (SJC) B
WN 4122 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-04-09 through 2026-06-01
Sun 19:40 San Diego (SAN) 1 21:10 San Jose (SJC) B
WN 4122 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-04-12 through 2026-05-17
Sun 19:40 San Diego (SAN) 1 21:10 San Jose (SJC) B
WN 4122 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Operates only on 2026-05-31
Sun 20:05 Las Vegas Harry Reid (LAS) 1 21:40 Sacramento (SMF) B
WN 4122 Non-stop Boeing 737-800 (73H) 1:35 Effective 2026-08-09 through 2026-09-27
Sun 20:40 Phoenix Sky Harbor (PHX) 4 21:45 Sacramento (SMF) B
WN 4122 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Operates only on 2026-03-01
Non-Direct Flights:
Sun 07:45 Chicago Midway (MDW) 14:00 Orlando (MCO)
WN 4122 1-stop Boeing 737-700 (Scimitar Winglets) 5:15 Effective 2026-06-07 through 2026-08-02
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 4122: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4122
07:35
Chicago Midway (MDW)

10:35
Philadelphia (PHL) E
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4122
07:45
Chicago Midway (MDW)

10:50
Philadelphia (PHL) E
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4122
08:30
Sacramento (SMF) B

10:00
Los Angeles (LAX) 1
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4122
09:00
Sacramento (SMF) B

10:35
Los Angeles (LAX) 1
Valid until 2026-01-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4122
11:30
Philadelphia (PHL) E

14:00
Orlando (MCO)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4122
12:35
Dallas Love Field (DAL) 1

14:05
Kansas City (MCI)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4122
14:45
Saint Louis (STL) 2

16:15
Phoenix Sky Harbor (PHX) 4
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4122
17:40
Fort Lauderdale (FLL) 1

19:50
Chicago Midway (MDW)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4122
17:55
San Diego (SAN) 1

19:25
San Jose (SJC) B
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4122
18:40
Destin/Fort Walton Beach (VPS)

20:40
Saint Louis (STL) 2
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4122
19:00
Baltimore (BWI)

21:00
Atlanta (ATL) N
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4122
19:00
San Diego (SAN) 1

20:25
San Jose (SJC) B
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4122
19:00
San Diego (SAN) 1

20:25
San Jose (SJC) B
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4122
19:40
San Diego (SAN) 1

21:10
San Jose (SJC) B
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4122
19:40
San Diego (SAN) 1

21:10
San Jose (SJC) B
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4122
20:05
Las Vegas Harry Reid (LAS) 1

21:40
Sacramento (SMF) B
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4122
20:40
Phoenix Sky Harbor (PHX) 4

21:45
Sacramento (SMF) B
Operates only on 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4122
07:45
Chicago Midway (MDW)

14:00
Orlando (MCO)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:15, 1-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Baltimore (BWI) - Atlanta (ATL)
  • Chicago Midway (MDW) - Orlando (MCO)
  • Chicago Midway (MDW) - Philadelphia (PHL)
  • Dallas Love Field (DAL) - Kansas City (MCI)
  • Destin/Fort Walton Beach (VPS) - Saint Louis (STL)
  • Fort Lauderdale (FLL) - Chicago Midway (MDW)
  • Las Vegas Harry Reid (LAS) - Sacramento (SMF)
  • Philadelphia (PHL) - Orlando (MCO)
  • Phoenix Sky Harbor (PHX) - Sacramento (SMF)
  • Sacramento (SMF) - Los Angeles (LAX)
  • Saint Louis (STL) - Phoenix Sky Harbor (PHX)
  • San Diego (SAN) - San Jose (SJC)
All Southwest Airlines flights
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