Southwest Airlines
vol
WN 1551:
Multiple routes
HORAIRES DES VOLS
Vols directs:
Southwest Airlines WN1551
Effective 2026-03-05 through 2026-04-06
Lun
Mar
Mer
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Vols directs:
Southwest Airlines WN1551
Effective 2026-03-07 through 2026-04-05
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
Dim
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Vols directs:
Southwest Airlines WN1551
Valid until 2026-01-01
Lun
-
-
Mar
-
-
Mer
Jeu
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 2:30, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Vols directs:
Southwest Airlines WN1551
Operates only on 2026-01-05
Lun
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN1551
Operates only on 2026-01-03
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
Dim
-
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN1551
Effective 2026-01-02 through 2026-01-04
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
Sam
-
-
Dim
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN1551
Valid until 2026-01-01
Lun
-
-
Mar
-
-
Mer
Jeu
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 1:10, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Vols directs:
Southwest Airlines WN1551
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 WN1551
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 WN1551
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 WN1551
Effective 2026-02-09 through 2026-02-15
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 WN1551
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 WN1551
Operates only on 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 WN1551
Effective 2026-01-10 through 2026-02-07
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 WN1551
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 WN1551
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 WN1551
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 WN1551
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 WN1551
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 WN1551
Effective 2026-02-14 through 2026-02-28
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
Dim
-
-
Duration: 3:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN1551
Effective 2026-02-12 through 2026-02-16
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 WN1551
Effective 2026-02-20 through 2026-03-01
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 WN1551
Effective 2026-04-09 through 2026-06-01
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN1551
Effective 2026-04-09 through 2026-06-01
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Vols directs:
Southwest Airlines WN1551
Effective 2026-04-12 through 2026-05-17
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN1551
Operates only on 2026-05-31
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN1551
Effective 2026-06-06 through 2026-08-01
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 WN1551
Effective 2026-04-07 through 2026-06-03
Lun
-
-
Mar
Mer
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN1551
Operates only on 2026-05-24
Lun
-
-
Mar
-
-
Mer
-
-
Jeu
-
-
Ven
-
-
Sam
-
-
Dim
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols directs:
Southwest Airlines WN1551
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 WN1551
Effective 2026-06-07 through 2026-08-02
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 WN1551
Effective 2026-06-04 through 2026-08-03
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 WN1551
Effective 2026-08-04 through 2026-09-30
Lun
Mar
Mer
Jeu
Ven
Sam
Dim
Duration: 0:45, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Vols indirects:
Southwest Airlines WN1551
Valid until 2026-01-01
Lun
-
-
Mar
-
-
Mer
Jeu
Ven
-
-
Sam
-
-
Dim
-
-
Duration: 4:15, 1-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Vols indirects:
Southwest Airlines WN1551
Effective 2026-04-09 through 2026-06-01
Lun
Mar
-
-
Mer
-
-
Jeu
Ven
Sam
-
-
Dim
-
-
Duration: 5:30, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
This flight number is listed as serving the following routes:
- Denver (DEN) - Phoenix Sky Harbor (PHX)
- Denver (DEN) - Wichita (ICT)
- Honolulu (HNL) - Kahului (OGG)
- Houston Hobby (HOU) - Denver (DEN)
- Houston Hobby (HOU) - Phoenix Sky Harbor (PHX)
- Las Vegas Harry Reid (LAS) - Burbank (BUR)
- Long Beach (LGB) - Houston Hobby (HOU)
- Rochester (ROC) - Baltimore (BWI)
- Seattle-Tacoma (SEA) - Burbank (BUR)
- Seattle-Tacoma (SEA) - Las Vegas Harry Reid (LAS)
- West Palm Beach (PBI) - Nashville (BNA)