Southwest Airlines
vol
WN 423:
Multiple routes
HORAIRES DES VOLS
Vols directs:
Southwest Airlines WN423
Operates only on 2026-01-05
Lun
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN423
Effective 2026-06-07 through 2026-08-02
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 2:20, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Vols directs:
Southwest Airlines WN423
Effective 2026-01-10 through 2026-02-07
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
Dim
-
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-02-14 through 2026-02-28
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
Dim
-
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN423
Effective 2026-01-11 through 2026-01-16
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-01-19 through 2026-01-25
Lun
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-02-01 through 2026-02-06
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-02-09 through 2026-02-16
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-02-17 through 2026-02-23
Lun
Mar
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-02-26 through 2026-03-02
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-08-04 through 2026-09-30
Lun
-
-
Mar
Mer
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-08-08 through 2026-09-26
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
Dim
-
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-08-06 through 2026-09-28
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-01-06 through 2026-01-14
Lun
Mar
Mer
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-01-18 through 2026-01-23
Lun
-
-
Mar
Mer
Jeu
Ven
Sam
-
-
Dim
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-01-26 through 2026-02-04
Lun
Mar
Mer
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-02-08 through 2026-02-11
Lun
-
-
Mar
Mer
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-02-18 through 2026-03-04
Lun
-
-
Mar
Mer
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-03-08 through 2026-04-05
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN423
Effective 2026-03-05 through 2026-04-06
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN423
Valid until 2026-01-01
Lun
-
-
Mar
-
-
Mer
Jeu
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-03-05 through 2026-04-06
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 3:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN423
Effective 2026-06-09 through 2026-07-29
Lun
-
-
Mar
Mer
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN423
Effective 2026-06-04 through 2026-08-03
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 1:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Vols directs:
Southwest Airlines WN423
Effective 2026-03-05 through 2026-04-06
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN423
Effective 2026-06-06 through 2026-08-01
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
Dim
-
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-03-10 through 2026-04-01
Lun
-
-
Mar
Mer
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN423
Effective 2026-04-07 through 2026-06-03
Lun
-
-
Mar
Mer
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 1:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN423
Effective 2026-06-06 through 2026-08-01
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
Dim
-
-
Duration: 5:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Operates only on 2026-05-24
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-04-07 through 2026-06-03
Lun
-
-
Mar
Mer
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 3:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN423
Operates only on 2026-05-24
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 3:05, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-04-12 through 2026-05-17
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 3:05, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Vols directs:
Southwest Airlines WN423
Operates only on 2026-05-31
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 3:05, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Vols directs:
Southwest Airlines WN423
Effective 2026-06-06 through 2026-08-01
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
Dim
-
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN423
Effective 2026-04-09 through 2026-06-01
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 3:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN423
Effective 2026-01-02 through 2026-01-04
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
Sam
Dim
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols indirects:
Southwest Airlines WN423
Effective 2026-03-05 through 2026-04-06
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 6:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols indirects:
Southwest Airlines WN423
Effective 2026-03-05 through 2026-04-06
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 6:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols indirects:
Southwest Airlines WN423
Effective 2026-06-06 through 2026-08-01
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
Dim
-
-
Duration: 7:35, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols indirects:
Southwest Airlines WN423
Effective 2026-04-07 through 2026-06-03
Lun
-
-
Mar
Mer
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 4:45, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols indirects:
Southwest Airlines WN423
Effective 2026-06-06 through 2026-08-01
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
Dim
-
-
Duration: 7:40, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols indirects:
Southwest Airlines WN423
Operates only on 2026-05-24
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 5:40, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols indirects:
Southwest Airlines WN423
Effective 2026-03-05 through 2026-04-06
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 8:20, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols indirects:
Southwest Airlines WN423
Effective 2026-06-06 through 2026-08-01
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
Dim
-
-
Duration: 9:45, 2-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
This flight number is listed as serving the following routes:
- Atlanta (ATL) - Austin (AUS)
- Atlanta (ATL) - Chicago Midway (MDW)
- Baltimore (BWI) - Portland (PDX)
- Baltimore (BWI) - Sacramento (SMF)
- Birmingham (BHM) - Dallas Love Field (DAL)
- Birmingham (BHM) - San Diego (SAN)
- Chicago Midway (MDW) - Las Vegas Harry Reid (LAS)
- Chicago Midway (MDW) - Memphis (MEM)
- Chicago Midway (MDW) - San Jose (SJC)
- Dallas Love Field (DAL) - San Diego (SAN)
- Denver (DEN) - Wichita (ICT)
- Hartford (BDL) - Baltimore (BWI)
- Hartford (BDL) - Chicago Midway (MDW)
- Hartford (BDL) - Portland (PDX)
- Hartford (BDL) - Sacramento (SMF)
- Las Vegas Harry Reid (LAS) - Fresno (FAT)
- Las Vegas Harry Reid (LAS) - San Jose (SJC)
- Memphis (MEM) - Las Vegas Harry Reid (LAS)
- Memphis (MEM) - San Jose (SJC)
- Oklahoma City (OKC) - Dallas Love Field (DAL)
- Oklahoma City (OKC) - San Diego (SAN)
- Orlando (MCO) - Indianapolis (IND)
- Portland (PDX) - Sacramento (SMF)