Southwest Airlines flight WN 3123: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 05:15 Oakland (OAK) 2 11:20 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737-800 (73H) 4:05 Effective 2025-08-07 through 2025-09-29
Sun 05:50 Oakland (OAK) 2 11:55 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-08-10 through 2025-08-24
Sun 05:50 Oakland (OAK) 2 11:55 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-09-07 through 2025-09-28
Sun 08:45 Indianapolis (IND) 09:35 Panama City (ECP)
WN 3123 Non-stop Boeing 737-800 (73H) 1:50 Operates only on 2025-05-25
Mon,Thu,Fri,Sun 09:00 New York LaGuardia (LGA) B 10:25 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 09:00 New York LaGuardia (LGA) B 10:25 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-11-21 through 2025-11-30
Fri,Sun 09:00 New York LaGuardia (LGA) B 10:25 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-12-07 through 2025-12-14
Thu 09:00 New York LaGuardia (LGA) B 10:25 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Operates only on 2025-12-18
Mon 09:00 New York LaGuardia (LGA) B 10:25 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Operates only on 2026-01-05
Sat 09:05 Oakland (OAK) 2 15:10 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-08-09 through 2025-09-27
Tue,Wed 11:00 Oakland (OAK) 2 17:05 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-08-05 through 2025-10-01
Mon,Thu,Fri,Sun 11:05 Midway, Chicago (MDW) 14:20 Jacksonville (JAX)
WN 3123 Non-stop Boeing 737-800 (73H) 2:15 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 11:05 Midway, Chicago (MDW) 14:20 Jacksonville (JAX)
WN 3123 Non-stop Boeing 737-800 (73H) 2:15 Effective 2025-11-21 through 2025-11-28
Fri,Sun 11:05 Midway, Chicago (MDW) 14:20 Jacksonville (JAX)
WN 3123 Non-stop Boeing 737-800 (73H) 2:15 Effective 2025-12-07 through 2025-12-14
Thu 11:05 Midway, Chicago (MDW) 14:20 Jacksonville (JAX)
WN 3123 Non-stop Boeing 737-800 (73H) 2:15 Operates only on 2025-12-18
Mon 11:05 Midway, Chicago (MDW) 14:20 Jacksonville (JAX)
WN 3123 Non-stop Boeing 737-800 (73H) 2:15 Operates only on 2026-01-05
Mon-Wed 12:45 Phoenix Sky Harbor (PHX) 4 13:55 El Paso (ELP)
WN 3123 Non-stop Boeing 737-800 (73H) 1:10 Effective 2025-11-25 through 2025-12-01
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 Effective 2025-12-19 through 2026-01-04
Tue,Wed,Sat 13:40 Midway, Chicago (MDW) 16:55 Jacksonville (JAX)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-11-04 through 2025-11-15
Mon-Thu 13:40 Midway, Chicago (MDW) 16:55 Jacksonville (JAX)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-11-17 through 2025-11-20
Mon-Sat 13:40 Midway, Chicago (MDW) 16:55 Jacksonville (JAX)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-12-02 through 2025-12-11
Mon-Wed,Sat 13:40 Midway, Chicago (MDW) 16:55 Jacksonville (JAX)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-12-13 through 2025-12-17
Wed,Thu 13:40 Midway, Chicago (MDW) 16:55 Jacksonville (JAX)
WN 3123 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-12-24 through 2026-01-01
Sun 15:55 Baltimore (BWI) 17:15 Hartford (BDL)
WN 3123 Non-stop Boeing 737-800 (73H) 1:20 Effective 2025-06-08 through 2025-08-03
Tue,Wed 16:50 Hartford (BDL) 18:15 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2025-06-10 through 2025-07-30
Sat 17:00 Baltimore (BWI) 18:20 Hartford (BDL)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2025-06-07 through 2025-08-02
Sun 18:00 Hartford (BDL) 19:25 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-06-08 through 2025-08-03
Sat 19:05 Hartford (BDL) 20:30 Midway, Chicago (MDW)
WN 3123 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2025-06-07 through 2025-08-02
Sat 22:45 Phoenix Sky Harbor (PHX) 4 23:55 El Paso (ELP)
WN 3123 Non-stop Boeing 737-800 (73H) 1:10 Effective 2025-11-22 through 2025-11-29
Sat 22:45 Phoenix Sky Harbor (PHX) 4 23:55 El Paso (ELP)
WN 3123 Non-stop Boeing 737-800 (73H) 1:10 Effective 2025-12-20 through 2026-01-03
Non-Direct Flights:
Mon,Thu,Fri,Sun 09:00 New York LaGuardia (LGA) B 14:20 Jacksonville (JAX)
WN 3123 1-stop Boeing 737-800 (73H) 5:20 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 09:00 New York LaGuardia (LGA) B 14:20 Jacksonville (JAX)
WN 3123 1-stop Boeing 737-800 (73H) 5:20 Effective 2025-11-21 through 2025-11-28
Fri,Sun 09:00 New York LaGuardia (LGA) B 14:20 Jacksonville (JAX)
WN 3123 1-stop Boeing 737-800 (73H) 5:20 Effective 2025-12-07 through 2025-12-14
Thu 09:00 New York LaGuardia (LGA) B 14:20 Jacksonville (JAX)
WN 3123 1-stop Boeing 737-800 (73H) 5:20 Operates only on 2025-12-18
Mon 09:00 New York LaGuardia (LGA) B 14:20 Jacksonville (JAX)
WN 3123 1-stop Boeing 737-800 (73H) 5:20 Operates only on 2026-01-05
Sun 15:55 Baltimore (BWI) 19:25 Midway, Chicago (MDW)
WN 3123 1-stop Boeing 737-800 (73H) 4:30 Effective 2025-06-08 through 2025-08-03
Sat 17:00 Baltimore (BWI) 20:30 Midway, Chicago (MDW)
WN 3123 1-stop Boeing 737 MAX 8 (7M8) 4:30 Effective 2025-06-07 through 2025-08-02
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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
05:15
Oakland (OAK) 2

11:20
Midway, Chicago (MDW)
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
05:50
Oakland (OAK) 2

11:55
Midway, Chicago (MDW)
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3123
05:50
Oakland (OAK) 2

11:55
Midway, Chicago (MDW)
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3123
08:45
Indianapolis (IND)

09:35
Panama City (ECP)
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
09:00
New York LaGuardia (LGA) B

10:25
Midway, Chicago (MDW)
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
09:00
New York LaGuardia (LGA) B

10:25
Midway, Chicago (MDW)
Effective 2025-11-21 through 2025-11-30
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
09:00
New York LaGuardia (LGA) B

10:25
Midway, Chicago (MDW)
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
09:00
New York LaGuardia (LGA) B

10:25
Midway, Chicago (MDW)
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
09:00
New York LaGuardia (LGA) B

10:25
Midway, Chicago (MDW)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
09:05
Oakland (OAK) 2

15:10
Midway, Chicago (MDW)
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3123
11:00
Oakland (OAK) 2

17:05
Midway, Chicago (MDW)
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3123
11:05
Midway, Chicago (MDW)

14:20
Jacksonville (JAX)
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
11:05
Midway, Chicago (MDW)

14:20
Jacksonville (JAX)
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
11:05
Midway, Chicago (MDW)

14:20
Jacksonville (JAX)
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
11:05
Midway, Chicago (MDW)

14:20
Jacksonville (JAX)
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
11:05
Midway, Chicago (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)
Southwest Airlines WN3123
12:45
Phoenix Sky Harbor (PHX) 4

13:55
El Paso (ELP)
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
12:45
Phoenix Sky Harbor (PHX) 4

13:55
El Paso (ELP)
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
13:40
Midway, Chicago (MDW)

16:55
Jacksonville (JAX)
Effective 2025-11-04 through 2025-11-15
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3123
13:40
Midway, Chicago (MDW)

16:55
Jacksonville (JAX)
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3123
13:40
Midway, Chicago (MDW)

16:55
Jacksonville (JAX)
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3123
13:40
Midway, Chicago (MDW)

16:55
Jacksonville (JAX)
Effective 2025-12-13 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3123
13:40
Midway, Chicago (MDW)

16:55
Jacksonville (JAX)
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3123
15:55
Baltimore (BWI)

17:15
Hartford (BDL)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
16:50
Hartford (BDL)

18:15
Midway, Chicago (MDW)
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3123
17:00
Baltimore (BWI)

18:20
Hartford (BDL)
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3123
18:00
Hartford (BDL)

19:25
Midway, Chicago (MDW)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
19:05
Hartford (BDL)

20:30
Midway, Chicago (MDW)
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3123
22:45
Phoenix Sky Harbor (PHX) 4

23:55
El Paso (ELP)
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
22:45
Phoenix Sky Harbor (PHX) 4

23:55
El Paso (ELP)
Effective 2025-12-20 through 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
09:00
New York LaGuardia (LGA) B

14:20
Jacksonville (JAX)
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 5:20, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
09:00
New York LaGuardia (LGA) B

14:20
Jacksonville (JAX)
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 5:20, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
09:00
New York LaGuardia (LGA) B

14:20
Jacksonville (JAX)
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 5:20, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
09:00
New York LaGuardia (LGA) B

14:20
Jacksonville (JAX)
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:20, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
09:00
New York LaGuardia (LGA) B

14:20
Jacksonville (JAX)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:20, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
15:55
Baltimore (BWI)

19:25
Midway, Chicago (MDW)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:30, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN3123
17:00
Baltimore (BWI)

20:30
Midway, Chicago (MDW)
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:30, 1-stop
Boeing 737 MAX 8 (7M8)
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Parallax here
This flight number is listed as serving the following routes:
  • Baltimore (BWI) - Hartford (BDL)
  • Baltimore (BWI) - Midway, Chicago (MDW)
  • Hartford (BDL) - Midway, Chicago (MDW)
  • Indianapolis (IND) - Panama City (ECP)
  • Midway, Chicago (MDW) - Jacksonville (JAX)
  • New York LaGuardia (LGA) - Jacksonville (JAX)
  • New York LaGuardia (LGA) - Midway, Chicago (MDW)
  • Oakland (OAK) - Midway, Chicago (MDW)
  • Phoenix Sky Harbor (PHX) - El Paso (ELP)
All Southwest Airlines flights
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