Southwest Airlines flight WN 3123: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 06:20 Portland (PDX) 09:45 Denver (DEN)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Effective 2026-08-09 through 2026-09-27
Tue,Wed 06:45 Portland (PDX) 10:10 Denver (DEN)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-08-04 through 2026-09-30
Mon,Thu,Fri 06:45 Portland (PDX) 10:10 Denver (DEN)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-08-06 through 2026-09-28
Sat 06:50 Portland (PDX) 10:20 Denver (DEN)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-08-08 through 2026-09-26
Sat 07:50 Orlando (MCO) 10:20 Cleveland (CLE)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2026-02-14 through 2026-02-28
Tue,Wed 10:20 Chicago Midway (MDW) 12:40 Ontario, Los Angeles (ONT) 4
WN 3123 Non-stop Boeing 737-800 (73H) 4:20 Effective 2026-03-10 through 2026-04-01
Mon 11:05 Chicago Midway (MDW) 14:20 Jacksonville (JAX)
WN 3123 Non-stop Boeing 737-800 (73H) 2:15 Operates only on 2026-01-05
Mon,Thu,Fri 11:50 Chicago Midway (MDW) 14:10 Ontario, Los Angeles (ONT) 4
WN 3123 Non-stop Boeing 737-800 (73H) 4:20 Effective 2026-03-05 through 2026-04-06
Mon,Tue,Fri,Sun 12:45 Phoenix Sky Harbor (PHX) 4 13:55 El Paso (ELP)
WN 3123 Non-stop Boeing 737-800 (73H) 1:10 Valid until 2026-01-04
Thu 13:40 Chicago Midway (MDW) 16:55 Jacksonville (JAX)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Valid until 2026-01-01
Tue,Wed 14:55 Oklahoma City (OKC) 16:50 Chicago Midway (MDW)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-06-09 through 2026-07-29
Sun 15:45 Oklahoma City (OKC) 17:35 Chicago Midway (MDW)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-06-07 through 2026-08-02
Sat 15:50 Pittsburgh (PIT) 18:15 Orlando (MCO)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-01-10 through 2026-02-07
Mon,Thu,Fri 15:50 Oklahoma City (OKC) 17:40 Chicago Midway (MDW)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-06-04 through 2026-08-03
Tue,Wed 17:30 Chicago Midway (MDW) 21:15 Orlando (MCO)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-06-09 through 2026-07-29
Mon-Fri 17:40 Pittsburgh (PIT) 20:05 Orlando (MCO)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-01-06 through 2026-01-14
Thu,Fri,Sun 17:40 Pittsburgh (PIT) 20:05 Orlando (MCO)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-11 through 2026-01-16
Tue-Fri,Sun 17:40 Pittsburgh (PIT) 20:05 Orlando (MCO)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-01-18 through 2026-01-23
Mon,Sun 17:40 Pittsburgh (PIT) 20:05 Orlando (MCO)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-19 through 2026-01-25
Mon-Fri 17:40 Pittsburgh (PIT) 20:05 Orlando (MCO)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-01-26 through 2026-02-04
Thu,Fri,Sun 17:40 Pittsburgh (PIT) 20:05 Orlando (MCO)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-01 through 2026-02-06
Tue,Wed,Sun 17:40 Pittsburgh (PIT) 20:05 Orlando (MCO)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-08 through 2026-02-11
Mon,Sun 17:40 Pittsburgh (PIT) 20:05 Orlando (MCO)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 17:40 Pittsburgh (PIT) 20:05 Orlando (MCO)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-17 through 2026-02-23
Tue,Wed 17:40 Pittsburgh (PIT) 20:05 Orlando (MCO)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-18 through 2026-03-04
Mon 17:40 Pittsburgh (PIT) 20:05 Orlando (MCO)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Operates only on 2026-03-02
Sun 18:25 Sacramento (SMF) B 19:55 Las Vegas Harry Reid (LAS) 1
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-04-12 through 2026-05-17
Sun 18:25 Sacramento (SMF) B 19:55 Las Vegas Harry Reid (LAS) 1
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-05-31
Mon,Thu,Fri 19:35 Las Vegas Harry Reid (LAS) 1 20:45 Burbank (BUR)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-04-09 through 2026-06-01
Sat 19:40 Las Vegas Harry Reid (LAS) 1 20:50 Burbank (BUR)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-04-11 through 2026-05-30
Sun 20:35 Las Vegas Harry Reid (LAS) 1 21:45 Burbank (BUR)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-04-12 through 2026-05-17
Sun 20:35 Las Vegas Harry Reid (LAS) 1 21:45 Burbank (BUR)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2026-05-31
Sat 21:35 Chicago Midway (MDW) 23:55 Ontario, Los Angeles (ONT) 4
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2026-03-07 through 2026-04-04
Sun 21:55 Chicago Midway (MDW) 00:15 Ontario, Los Angeles (ONT) 4
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2026-03-08 through 2026-04-05
The flight arrives 1 day after departure.
Sat 22:45 Phoenix Sky Harbor (PHX) 4 23:55 El Paso (ELP)
WN 3123 Non-stop Boeing 737-800 (73H) 1:10 Valid until 2026-01-03
Non-Direct Flights:
Tue,Wed 14:55 Oklahoma City (OKC) 21:15 Orlando (MCO)
WN 3123 1-stop Boeing 737 MAX 8 (7M8) 5:20 Effective 2026-06-09 through 2026-07-29
Sun 18:25 Sacramento (SMF) B 21:45 Burbank (BUR)
WN 3123 1-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-04-12 through 2026-05-17
Sun 18:25 Sacramento (SMF) B 21:45 Burbank (BUR)
WN 3123 1-stop Boeing 737-700 (Scimitar Winglets) 3:20 Operates only on 2026-05-31
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3123: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3123
06:20
Portland (PDX)

09:45
Denver (DEN)
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3123
06:45
Portland (PDX)

10:10
Denver (DEN)
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3123
06:45
Portland (PDX)

10:10
Denver (DEN)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3123
06:50
Portland (PDX)

10:20
Denver (DEN)
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3123
07:50
Orlando (MCO)

10:20
Cleveland (CLE)
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3123
10:20
Chicago Midway (MDW)

12:40
Ontario, Los Angeles (ONT) 4
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:20, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3123
11:05
Chicago Midway (MDW)

14:20
Jacksonville (JAX)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3123
11:50
Chicago Midway (MDW)

14:10
Ontario, Los Angeles (ONT) 4
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:20, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3123
12:45
Phoenix Sky Harbor (PHX) 4

13:55
El Paso (ELP)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3123
13:40
Chicago Midway (MDW)

16:55
Jacksonville (JAX)
Valid until 2026-01-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3123
14:55
Oklahoma City (OKC)

16:50
Chicago Midway (MDW)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3123
15:45
Oklahoma City (OKC)

17:35
Chicago Midway (MDW)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3123
15:50
Pittsburgh (PIT)

18:15
Orlando (MCO)
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3123
15:50
Oklahoma City (OKC)

17:40
Chicago Midway (MDW)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3123
17:30
Chicago Midway (MDW)

21:15
Orlando (MCO)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3123
17:40
Pittsburgh (PIT)

20:05
Orlando (MCO)
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3123
17:40
Pittsburgh (PIT)

20:05
Orlando (MCO)
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3123
17:40
Pittsburgh (PIT)

20:05
Orlando (MCO)
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3123
17:40
Pittsburgh (PIT)

20:05
Orlando (MCO)
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3123
17:40
Pittsburgh (PIT)

20:05
Orlando (MCO)
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3123
17:40
Pittsburgh (PIT)

20:05
Orlando (MCO)
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3123
17:40
Pittsburgh (PIT)

20:05
Orlando (MCO)
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3123
17:40
Pittsburgh (PIT)

20:05
Orlando (MCO)
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3123
17:40
Pittsburgh (PIT)

20:05
Orlando (MCO)
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3123
17:40
Pittsburgh (PIT)

20:05
Orlando (MCO)
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3123
17:40
Pittsburgh (PIT)

20:05
Orlando (MCO)
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3123
18:25
Sacramento (SMF) B

19:55
Las Vegas Harry Reid (LAS) 1
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3123
18:25
Sacramento (SMF) B

19:55
Las Vegas Harry Reid (LAS) 1
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3123
19:35
Las Vegas Harry Reid (LAS) 1

20:45
Burbank (BUR)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3123
19:40
Las Vegas Harry Reid (LAS) 1

20:50
Burbank (BUR)
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3123
20:35
Las Vegas Harry Reid (LAS) 1

21:45
Burbank (BUR)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3123
20:35
Las Vegas Harry Reid (LAS) 1

21:45
Burbank (BUR)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3123
21:35
Chicago Midway (MDW)

23:55
Ontario, Los Angeles (ONT) 4
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3123
21:55
Chicago Midway (MDW)

00:15(+1)
Ontario, Los Angeles (ONT) 4
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN3123
22:45
Phoenix Sky Harbor (PHX) 4

23:55
El Paso (ELP)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN3123
14:55
Oklahoma City (OKC)

21:15
Orlando (MCO)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:20, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN3123
18:25
Sacramento (SMF) B

21:45
Burbank (BUR)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3123
18:25
Sacramento (SMF) B

21:45
Burbank (BUR)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
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Parallax here
This flight number is listed as serving the following routes:
  • Chicago Midway (MDW) - Jacksonville (JAX)
  • Chicago Midway (MDW) - Ontario, Los Angeles (ONT)
  • Chicago Midway (MDW) - Orlando (MCO)
  • Las Vegas Harry Reid (LAS) - Burbank (BUR)
  • Oklahoma City (OKC) - Chicago Midway (MDW)
  • Oklahoma City (OKC) - Orlando (MCO)
  • Orlando (MCO) - Cleveland (CLE)
  • Phoenix Sky Harbor (PHX) - El Paso (ELP)
  • Pittsburgh (PIT) - Orlando (MCO)
  • Portland (PDX) - Denver (DEN)
  • Sacramento (SMF) - Burbank (BUR)
  • Sacramento (SMF) - Las Vegas Harry Reid (LAS)
All Southwest Airlines flights
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