Southwest Airlines flight WN 1551: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sun 06:30 Nashville (BNA) 08:05 Midway, Chicago (MDW)
WN 1551 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2025-10-05 through 2025-10-26
Tue,Wed 07:05 Seattle-Tacoma (SEA) 09:35 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2025-11-04 through 2025-11-12
Mon-Thu 07:05 Seattle-Tacoma (SEA) 09:35 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2025-11-17 through 2025-11-20
Mon-Fri 07:05 Seattle-Tacoma (SEA) 09:35 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2025-12-02 through 2025-12-11
Mon-Wed 07:05 Seattle-Tacoma (SEA) 09:35 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2025-12-15 through 2025-12-17
Wed,Thu 07:05 Seattle-Tacoma (SEA) 09:35 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2025-12-24 through 2026-01-01
Mon,Thu,Fri 07:10 Albuquerque (ABQ) 07:45 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (73W) 1:35 Valid until 2025-06-02
Mon,Thu,Fri,Sun 07:20 Midland (MAF) 07:40 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 07:20 Midland (MAF) 07:40 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-11-21 through 2025-11-28
Fri,Sun 07:20 Midland (MAF) 07:40 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-12-07 through 2025-12-14
Thu 07:20 Midland (MAF) 07:40 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Operates only on 2025-12-18
Mon 07:20 Midland (MAF) 07:40 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Operates only on 2026-01-05
Sat 07:30 Midland (MAF) 07:50 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-11-08 through 2025-11-15
Sat 07:30 Midland (MAF) 07:50 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-12-06 through 2025-12-13
Fri 07:40 Denver (DEN) 09:05 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (73W) 2:25 Operates only on 2025-07-04
Sat 07:50 Denver (DEN) 09:20 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (73W) 2:30 Effective 2025-06-07 through 2025-08-02
Mon,Thu,Fri 07:55 Denver (DEN) 09:25 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (73W) 2:30 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 07:55 Denver (DEN) 09:25 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (73W) 2:30 Effective 2025-07-07 through 2025-08-04
Sat 08:15 New York LaGuardia (LGA) B 09:40 Midway, Chicago (MDW)
WN 1551 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-10-04 through 2025-11-01
Mon,Thu,Fri,Sun 08:20 Las Vegas Harry Reid (LAS) 1 09:30 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 08:20 Las Vegas Harry Reid (LAS) 1 09:30 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-21 through 2025-11-28
Fri,Sun 08:20 Las Vegas Harry Reid (LAS) 1 09:30 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-07 through 2025-12-14
Thu 08:20 Las Vegas Harry Reid (LAS) 1 09:30 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2025-12-18
Mon 08:20 Las Vegas Harry Reid (LAS) 1 09:30 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2026-01-05
Tue,Wed 08:30 Albuquerque (ABQ) 09:10 Las Vegas Harry Reid (LAS) 1
WN 1551 Non-stop Boeing 737-700 (73W) 1:40 Valid until 2025-06-04
Sun 08:30 Denver (DEN) 09:55 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (73W) 2:25 Effective 2025-06-08 through 2025-08-03
Sun 08:45 Midway, Chicago (MDW) 10:35 Phoenix Sky Harbor (PHX) 4
WN 1551 Non-stop Boeing 737 MAX 8 (7M8) 3:50 Effective 2025-10-05 through 2025-10-26
Sat 08:50 Las Vegas Harry Reid (LAS) 1 10:00 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-22 through 2025-11-29
Sat 08:50 Las Vegas Harry Reid (LAS) 1 10:00 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-20 through 2026-01-03
Mon,Thu,Fri 09:00 New York LaGuardia (LGA) B 10:35 Midway, Chicago (MDW)
WN 1551 Non-stop Boeing 737-800 (73H) 2:35 Effective 2025-10-02 through 2025-10-31
Mon-Wed 09:00 Las Vegas Harry Reid (LAS) 1 10:10 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 09:00 Las Vegas Harry Reid (LAS) 1 10:10 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-19 through 2026-01-04
Tue,Wed 09:45 Las Vegas Harry Reid (LAS) 1 15:20 Birmingham (BHM)
WN 1551 Non-stop Boeing 737-700 (73W) 3:35 Valid until 2025-06-04
Tue,Wed 09:55 Tampa (TPA) 12:15 Ronald Reagan Washington (DCA)
WN 1551 Non-stop Boeing 737-700 (73W) 2:20 Effective 2025-06-10 through 2025-07-30
Tue,Wed 10:10 Las Vegas Harry Reid (LAS) 1 11:20 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-04 through 2025-11-12
Mon-Thu 10:10 Las Vegas Harry Reid (LAS) 1 11:20 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-17 through 2025-11-20
Mon-Fri 10:10 Las Vegas Harry Reid (LAS) 1 11:20 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-02 through 2025-12-11
Mon-Wed 10:10 Las Vegas Harry Reid (LAS) 1 11:20 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-15 through 2025-12-17
Wed,Thu 10:10 Las Vegas Harry Reid (LAS) 1 11:20 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-24 through 2026-01-01
Sat 10:20 Midway, Chicago (MDW) 12:10 Phoenix Sky Harbor (PHX) 4
WN 1551 Non-stop Boeing 737-800 (73H) 3:50 Effective 2025-10-04 through 2025-11-01
Sun 12:40 Nashville (BNA) 14:30 Phoenix Sky Harbor (PHX) 4
WN 1551 Non-stop Boeing 737-800 (73H) 3:50 Operates only on 2025-05-25
Tue,Wed 12:55 Ronald Reagan Washington (DCA) 14:15 John Glenn Columbus (CMH)
WN 1551 Non-stop Boeing 737-700 (73W) 1:20 Effective 2025-06-10 through 2025-07-30
Mon,Thu,Fri 13:00 Phoenix Sky Harbor (PHX) 4 18:15 Birmingham (BHM)
WN 1551 Non-stop Boeing 737-800 (73H) 3:15 Effective 2025-08-07 through 2025-09-29
Tue,Wed 14:55 John Glenn Columbus (CMH) 16:00 Denver (DEN)
WN 1551 Non-stop Boeing 737-700 (73W) 3:05 Effective 2025-06-10 through 2025-07-30
Thu 15:35 Houston Hobby (HOU) 16:45 New Orleans (MSY)
WN 1551 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2025-11-27
Tue,Wed 15:55 Birmingham (BHM) 17:50 Houston Hobby (HOU)
WN 1551 Non-stop Boeing 737-700 (73W) 1:55 Valid until 2025-06-04
Tue,Wed 16:40 Denver (DEN) 18:05 Burbank (BUR)
WN 1551 Non-stop Boeing 737-700 (73W) 2:25 Effective 2025-06-10 through 2025-07-30
Sun 17:50 Nashville (BNA) 19:45 Love Field, Dallas (DAL) 1
WN 1551 Non-stop Boeing 737-800 (73H) 1:55 Effective 2025-08-10 through 2025-08-24
Sun 17:50 Nashville (BNA) 19:45 Love Field, Dallas (DAL) 1
WN 1551 Non-stop Boeing 737-800 (73H) 1:55 Effective 2025-09-07 through 2025-09-28
Sat 19:40 Love Field, Dallas (DAL) 1 20:50 San Antonio (SAT) A
WN 1551 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2025-08-09 through 2025-09-27
Sun 20:25 Love Field, Dallas (DAL) 1 21:30 San Antonio (SAT) A
WN 1551 Non-stop Boeing 737-800 (73H) 1:05 Effective 2025-08-10 through 2025-08-24
Sun 20:25 Love Field, Dallas (DAL) 1 21:30 San Antonio (SAT) A
WN 1551 Non-stop Boeing 737-800 (73H) 1:05 Effective 2025-09-07 through 2025-09-28
Tue,Wed 20:30 Love Field, Dallas (DAL) 1 21:35 San Antonio (SAT) A
WN 1551 Non-stop Boeing 737-700 (73W) 1:05 Effective 2025-08-05 through 2025-10-01
Sun 20:35 Love Field, Dallas (DAL) 1 21:40 San Antonio (SAT) A
WN 1551 Non-stop Boeing 737 MAX 8 (7M8) 1:05 Operates only on 2025-08-31
Non-Direct Flights:
Sun 06:30 Nashville (BNA) 10:35 Phoenix Sky Harbor (PHX) 4
WN 1551 1-stop Boeing 737 MAX 8 (7M8) 6:05 Effective 2025-10-05 through 2025-10-26
Tue,Wed 07:05 Seattle-Tacoma (SEA) 11:20 Burbank (BUR)
WN 1551 1-stop Boeing 737-700 (Scimitar Winglets) 4:15 Effective 2025-11-04 through 2025-11-12
Mon-Thu 07:05 Seattle-Tacoma (SEA) 11:20 Burbank (BUR)
WN 1551 1-stop Boeing 737-700 (Scimitar Winglets) 4:15 Effective 2025-11-17 through 2025-11-20
Mon-Fri 07:05 Seattle-Tacoma (SEA) 11:20 Burbank (BUR)
WN 1551 1-stop Boeing 737-700 (Scimitar Winglets) 4:15 Effective 2025-12-02 through 2025-12-11
Mon-Wed 07:05 Seattle-Tacoma (SEA) 11:20 Burbank (BUR)
WN 1551 1-stop Boeing 737-700 (Scimitar Winglets) 4:15 Effective 2025-12-15 through 2025-12-17
Wed,Thu 07:05 Seattle-Tacoma (SEA) 11:20 Burbank (BUR)
WN 1551 1-stop Boeing 737-700 (Scimitar Winglets) 4:15 Effective 2025-12-24 through 2026-01-01
Mon,Thu,Fri,Sun 07:20 Midland (MAF) 09:30 Burbank (BUR)
WN 1551 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 07:20 Midland (MAF) 09:30 Burbank (BUR)
WN 1551 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2025-11-21 through 2025-11-28
Fri,Sun 07:20 Midland (MAF) 09:30 Burbank (BUR)
WN 1551 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2025-12-07 through 2025-12-14
Thu 07:20 Midland (MAF) 09:30 Burbank (BUR)
WN 1551 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Operates only on 2025-12-18
Mon 07:20 Midland (MAF) 09:30 Burbank (BUR)
WN 1551 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Operates only on 2026-01-05
Sat 08:15 New York LaGuardia (LGA) B 12:10 Phoenix Sky Harbor (PHX) 4
WN 1551 1-stop Boeing 737-800 (73H) 6:55 Effective 2025-10-04 through 2025-11-01
Tue,Wed 08:30 Albuquerque (ABQ) 15:20 Birmingham (BHM)
WN 1551 1-stop Boeing 737-700 (73W) 5:50 Valid until 2025-06-04
Tue,Wed 09:45 Las Vegas Harry Reid (LAS) 1 17:50 Houston Hobby (HOU)
WN 1551 1-stop Boeing 737-700 (73W) 6:05 Valid until 2025-06-04
Tue,Wed 09:55 Tampa (TPA) 14:15 John Glenn Columbus (CMH)
WN 1551 1-stop Boeing 737-700 (73W) 4:20 Effective 2025-06-10 through 2025-07-30
Tue,Wed 12:55 Ronald Reagan Washington (DCA) 16:00 Denver (DEN)
WN 1551 1-stop Boeing 737-700 (73W) 5:05 Effective 2025-06-10 through 2025-07-30
Tue,Wed 14:55 John Glenn Columbus (CMH) 18:05 Burbank (BUR)
WN 1551 1-stop Boeing 737-700 (73W) 6:10 Effective 2025-06-10 through 2025-07-30
Sun 17:50 Nashville (BNA) 21:30 San Antonio (SAT) A
WN 1551 1-stop Boeing 737-800 (73H) 3:40 Effective 2025-08-10 through 2025-08-24
Sun 17:50 Nashville (BNA) 21:30 San Antonio (SAT) A
WN 1551 1-stop Boeing 737-800 (73H) 3:40 Effective 2025-09-07 through 2025-09-28
Tue,Wed 08:30 Albuquerque (ABQ) 17:50 Houston Hobby (HOU)
WN 1551 2-stop Boeing 737-700 (73W) 8:20 Valid until 2025-06-04
Tue,Wed 09:55 Tampa (TPA) 16:00 Denver (DEN)
WN 1551 2-stop Boeing 737-700 (73W) 8:05 Effective 2025-06-10 through 2025-07-30
Tue,Wed 12:55 Ronald Reagan Washington (DCA) 18:05 Burbank (BUR)
WN 1551 2-stop Boeing 737-700 (73W) 8:10 Effective 2025-06-10 through 2025-07-30
Tue,Wed 09:55 Tampa (TPA) 18:05 Burbank (BUR)
WN 1551 3-stop Boeing 737-700 (73W) 11:10 Effective 2025-06-10 through 2025-07-30
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This flight number is listed as serving the following routes:
Southwest Airlines flight WN 1551: Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
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FLIGHT SCHEDULE
Direct Flights:

Southwest Airlines WN1551
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1551
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1551
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1551
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1551
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:50, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1551
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:50, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1551
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1551
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Operates only on 2025-11-27
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1551
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1551
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1551
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1551
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1551
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Operates only on 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN1551
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:05, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1551
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:10, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:10, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:10, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:10, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:10, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1551
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:55, 1-stop
Boeing 737-800 (73H)

Southwest Airlines WN1551
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:50, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:05, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:20, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:05, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:10, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, 1-stop
Boeing 737-800 (73H)

Southwest Airlines WN1551
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, 1-stop
Boeing 737-800 (73H)

Southwest Airlines WN1551
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 8:20, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 8:05, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 8:10, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN1551
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 11:10, 3-stop
Boeing 737-700 (73W)
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This flight number is listed as serving the following routes:
  • Albuquerque (ABQ) - Birmingham (BHM)
  • Albuquerque (ABQ) - Houston Hobby (HOU)
  • Albuquerque (ABQ) - Las Vegas Harry Reid (LAS)
  • Birmingham (BHM) - Houston Hobby (HOU)
  • Denver (DEN) - Burbank (BUR)
  • Houston Hobby (HOU) - New Orleans (MSY)
  • John Glenn Columbus (CMH) - Burbank (BUR)
  • John Glenn Columbus (CMH) - Denver (DEN)
  • Las Vegas Harry Reid (LAS) - Birmingham (BHM)
  • Las Vegas Harry Reid (LAS) - Burbank (BUR)
  • Las Vegas Harry Reid (LAS) - Houston Hobby (HOU)
  • Love Field, Dallas (DAL) - San Antonio (SAT)
  • Midland (MAF) - Burbank (BUR)
  • Midland (MAF) - Las Vegas Harry Reid (LAS)
  • Midway, Chicago (MDW) - Phoenix Sky Harbor (PHX)
  • Nashville (BNA) - Love Field, Dallas (DAL)
  • Nashville (BNA) - Midway, Chicago (MDW)
  • Nashville (BNA) - Phoenix Sky Harbor (PHX)
  • Nashville (BNA) - San Antonio (SAT)
  • New York LaGuardia (LGA) - Midway, Chicago (MDW)
  • New York LaGuardia (LGA) - Phoenix Sky Harbor (PHX)
  • Phoenix Sky Harbor (PHX) - Birmingham (BHM)
  • Ronald Reagan Washington (DCA) - Burbank (BUR)
  • Ronald Reagan Washington (DCA) - Denver (DEN)
  • Ronald Reagan Washington (DCA) - John Glenn Columbus (CMH)
  • Seattle-Tacoma (SEA) - Burbank (BUR)
  • Seattle-Tacoma (SEA) - Las Vegas Harry Reid (LAS)
  • Tampa (TPA) - Burbank (BUR)
  • Tampa (TPA) - Denver (DEN)
  • Tampa (TPA) - John Glenn Columbus (CMH)
  • Tampa (TPA) - Ronald Reagan Washington (DCA)