Southwest Airlines flight WN 1556: Multiple routes

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Select flight date:  Show Calendar
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 07:00 Harlingen (HRL) 08:05 Austin (AUS)
WN 1556 Non-stop Boeing 737-700 (73W) 1:05 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 07:00 Harlingen (HRL) 08:05 Austin (AUS)
WN 1556 Non-stop Boeing 737-700 (73W) 1:05 Effective 2025-07-07 through 2025-08-04
Mon,Thu,Fri 07:10 Birmingham (BHM) 09:00 Midway, Chicago (MDW)
WN 1556 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Valid until 2025-06-02
Fri 07:20 Harlingen (HRL) 08:30 Austin (AUS)
WN 1556 Non-stop Boeing 737-700 (73W) 1:10 Operates only on 2025-07-04
Mon,Thu,Fri 07:45 Phoenix Sky Harbor (PHX) 4 10:35 Denver (DEN)
WN 1556 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2025-10-02 through 2025-10-31
Sat 07:55 Phoenix Sky Harbor (PHX) 4 10:45 Denver (DEN)
WN 1556 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2025-10-04 through 2025-11-01
Mon,Thu,Fri 08:40 Austin (AUS) 09:10 El Paso (ELP)
WN 1556 Non-stop Boeing 737-700 (73W) 1:30 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 08:40 Austin (AUS) 09:10 El Paso (ELP)
WN 1556 Non-stop Boeing 737-700 (73W) 1:30 Effective 2025-07-07 through 2025-08-04
Tue,Wed 09:00 Phoenix Sky Harbor (PHX) 4 12:00 Denver (DEN)
WN 1556 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2025-10-07 through 2025-10-29
Fri 09:05 Austin (AUS) 12:45 Orlando (MCO)
WN 1556 Non-stop Boeing 737-700 (73W) 2:40 Operates only on 2025-07-04
Sat 09:10 Midway, Chicago (MDW) 11:05 Las Vegas Harry Reid (LAS) 1
WN 1556 Non-stop Boeing 737-800 (73H) 3:55 Valid until 2025-05-31
Mon,Thu,Fri 09:40 Midway, Chicago (MDW) 11:35 Las Vegas Harry Reid (LAS) 1
WN 1556 Non-stop Boeing 737 MAX 8 (7M8) 3:55 Valid until 2025-06-02
Mon,Thu,Fri 09:45 El Paso (ELP) 10:05 Phoenix Sky Harbor (PHX) 4
WN 1556 Non-stop Boeing 737-700 (73W) 1:20 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 09:45 El Paso (ELP) 10:05 Phoenix Sky Harbor (PHX) 4
WN 1556 Non-stop Boeing 737-700 (73W) 1:20 Effective 2025-07-07 through 2025-08-04
Tue,Wed 10:10 Midway, Chicago (MDW) 12:05 Las Vegas Harry Reid (LAS) 1
WN 1556 Non-stop Boeing 737-800 (73H) 3:55 Valid until 2025-06-04
Sun 11:55 Burbank (BUR) 13:20 Sacramento (SMF) B
WN 1556 Non-stop Boeing 737-700 (73W) 1:25 Effective 2025-08-10 through 2025-08-24
Sun 11:55 Burbank (BUR) 13:20 Sacramento (SMF) B
WN 1556 Non-stop Boeing 737-700 (73W) 1:25 Effective 2025-09-07 through 2025-09-28
Thu 12:05 Eugene (EUG) 14:05 Las Vegas Harry Reid (LAS) 1
WN 1556 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Operates only on 2025-11-27
Sun 13:05 Midway, Chicago (MDW) 15:00 Las Vegas Harry Reid (LAS) 1
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 3:55 Operates only on 2025-11-30
Tue,Wed 13:30 Salt Lake City (SLC) 13:55 Las Vegas Harry Reid (LAS) 1
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-11-04 through 2025-11-12
Mon-Thu 13:30 Salt Lake City (SLC) 13:55 Las Vegas Harry Reid (LAS) 1
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-11-17 through 2025-11-20
Mon-Fri 13:30 Salt Lake City (SLC) 13:55 Las Vegas Harry Reid (LAS) 1
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-12-02 through 2025-12-11
Mon-Wed 13:30 Salt Lake City (SLC) 13:55 Las Vegas Harry Reid (LAS) 1
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-12-15 through 2025-12-17
Wed,Thu 13:30 Salt Lake City (SLC) 13:55 Las Vegas Harry Reid (LAS) 1
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-12-24 through 2026-01-01
Sun 13:55 Sacramento (SMF) B 17:20 Denver (DEN)
WN 1556 Non-stop Boeing 737-700 (73W) 2:25 Effective 2025-08-10 through 2025-08-24
Sun 13:55 Sacramento (SMF) B 17:20 Denver (DEN)
WN 1556 Non-stop Boeing 737-700 (73W) 2:25 Effective 2025-09-07 through 2025-09-28
Sat 14:20 Houston Hobby (HOU) 16:00 Panama City (ECP)
WN 1556 Non-stop Boeing 737-700 (73W) 1:40 Effective 2025-06-07 through 2025-08-02
Sat 14:30 Las Vegas Harry Reid (LAS) 1 15:40 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-22 through 2025-11-29
Sat 14:30 Las Vegas Harry Reid (LAS) 1 15:40 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-20 through 2026-01-03
Tue,Wed 14:35 Las Vegas Harry Reid (LAS) 1 15:45 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-04 through 2025-11-12
Mon-Thu 14:35 Las Vegas Harry Reid (LAS) 1 15:45 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-17 through 2025-11-20
Mon-Fri 14:35 Las Vegas Harry Reid (LAS) 1 15:45 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-02 through 2025-12-11
Mon-Wed 14:35 Las Vegas Harry Reid (LAS) 1 15:45 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-15 through 2025-12-17
Wed,Thu 14:35 Las Vegas Harry Reid (LAS) 1 15:45 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-24 through 2026-01-01
Mon-Wed 15:25 Las Vegas Harry Reid (LAS) 1 16:35 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 15:25 Las Vegas Harry Reid (LAS) 1 16:35 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-19 through 2026-01-04
Sun 15:40 Las Vegas Harry Reid (LAS) 1 16:50 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2025-11-30
Mon,Thu,Fri,Sun 15:55 Las Vegas Harry Reid (LAS) 1 17:05 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 15:55 Las Vegas Harry Reid (LAS) 1 17:05 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-21 through 2025-11-28
Fri,Sun 15:55 Las Vegas Harry Reid (LAS) 1 17:05 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-07 through 2025-12-14
Thu 15:55 Las Vegas Harry Reid (LAS) 1 17:05 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2025-12-18
Mon 15:55 Las Vegas Harry Reid (LAS) 1 17:05 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2026-01-05
Tue,Wed 16:15 Austin (AUS) 16:50 El Paso (ELP)
WN 1556 Non-stop Boeing 737-700 (73W) 1:35 Effective 2025-06-10 through 2025-07-30
Sat 16:35 Las Vegas Harry Reid (LAS) 1 17:45 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-11-08 through 2025-11-15
Sat 16:35 Las Vegas Harry Reid (LAS) 1 17:45 Burbank (BUR)
WN 1556 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-12-06 through 2025-12-13
Mon,Thu-Sat 16:40 Burbank (BUR) 18:20 Phoenix Sky Harbor (PHX) 4
WN 1556 Non-stop Boeing 737-700 (73W) 1:40 Effective 2025-08-07 through 2025-09-29
Tue,Wed 17:25 El Paso (ELP) 17:45 Phoenix Sky Harbor (PHX) 4
WN 1556 Non-stop Boeing 737-700 (73W) 1:20 Effective 2025-06-10 through 2025-07-30
Tue,Wed 19:25 Burbank (BUR) 20:55 Phoenix Sky Harbor (PHX) 4
WN 1556 Non-stop Boeing 737-700 (73W) 1:30 Effective 2025-08-05 through 2025-10-01
Sun 20:15 Houston Hobby (HOU) 21:55 Panama City (ECP)
WN 1556 Non-stop Boeing 737-800 (73H) 1:40 Effective 2025-06-08 through 2025-08-03
Non-Direct Flights:
Mon,Thu,Fri 07:00 Harlingen (HRL) 09:10 El Paso (ELP)
WN 1556 1-stop Boeing 737-700 (73W) 3:10 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 07:00 Harlingen (HRL) 09:10 El Paso (ELP)
WN 1556 1-stop Boeing 737-700 (73W) 3:10 Effective 2025-07-07 through 2025-08-04
Mon,Thu,Fri 07:10 Birmingham (BHM) 11:35 Las Vegas Harry Reid (LAS) 1
WN 1556 1-stop Boeing 737 MAX 8 (7M8) 6:25 Valid until 2025-06-02
Fri 07:20 Harlingen (HRL) 12:45 Orlando (MCO)
WN 1556 1-stop Boeing 737-700 (73W) 4:25 Operates only on 2025-07-04
Mon,Thu,Fri 08:40 Austin (AUS) 10:05 Phoenix Sky Harbor (PHX) 4
WN 1556 1-stop Boeing 737-700 (73W) 3:25 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 08:40 Austin (AUS) 10:05 Phoenix Sky Harbor (PHX) 4
WN 1556 1-stop Boeing 737-700 (73W) 3:25 Effective 2025-07-07 through 2025-08-04
Sun 11:55 Burbank (BUR) 17:20 Denver (DEN)
WN 1556 1-stop Boeing 737-700 (73W) 4:25 Effective 2025-08-10 through 2025-08-24
Sun 11:55 Burbank (BUR) 17:20 Denver (DEN)
WN 1556 1-stop Boeing 737-700 (73W) 4:25 Effective 2025-09-07 through 2025-09-28
Sun 13:05 Midway, Chicago (MDW) 16:50 Burbank (BUR)
WN 1556 1-stop Boeing 737-700 (Scimitar Winglets) 5:45 Operates only on 2025-11-30
Tue,Wed 13:30 Salt Lake City (SLC) 15:45 Burbank (BUR)
WN 1556 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2025-11-04 through 2025-11-12
Mon-Thu 13:30 Salt Lake City (SLC) 15:45 Burbank (BUR)
WN 1556 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2025-11-17 through 2025-11-20
Mon-Fri 13:30 Salt Lake City (SLC) 15:45 Burbank (BUR)
WN 1556 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2025-12-02 through 2025-12-11
Mon-Wed 13:30 Salt Lake City (SLC) 15:45 Burbank (BUR)
WN 1556 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2025-12-15 through 2025-12-17
Wed,Thu 13:30 Salt Lake City (SLC) 15:45 Burbank (BUR)
WN 1556 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2025-12-24 through 2026-01-01
Tue,Wed 16:15 Austin (AUS) 17:45 Phoenix Sky Harbor (PHX) 4
WN 1556 1-stop Boeing 737-700 (73W) 3:30 Effective 2025-06-10 through 2025-07-30
Mon,Thu,Fri 07:00 Harlingen (HRL) 10:05 Phoenix Sky Harbor (PHX) 4
WN 1556 2-stop Boeing 737-700 (73W) 5:05 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 07:00 Harlingen (HRL) 10:05 Phoenix Sky Harbor (PHX) 4
WN 1556 2-stop Boeing 737-700 (73W) 5:05 Effective 2025-07-07 through 2025-08-04
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This flight number is listed as serving the following routes:
Southwest Airlines flight WN 1556: Multiple routes
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FLIGHT SCHEDULE
Direct Flights:

Southwest Airlines WN1556
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1556
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1556
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1556
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1556
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:55, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1556
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1556
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:55, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1556
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Operates only on 2025-11-27
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1556
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
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 WN1556
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 WN1556
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 WN1556
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 WN1556
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 WN1556
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 WN1556
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 WN1556
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 WN1556
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 WN1556
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
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 WN1556
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 WN1556
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 WN1556
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 WN1556
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 WN1556
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
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 WN1556
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-800 (73H)

Non-Direct Flights:

Southwest Airlines WN1556
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:10, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:10, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:25, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1556
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:25, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:25, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:25, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:25, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:25, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:45, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1556
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:30, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:05, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN1556
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:05, 2-stop
Boeing 737-700 (73W)
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This flight number is listed as serving the following routes:
  • Austin (AUS) - El Paso (ELP)
  • Austin (AUS) - Orlando (MCO)
  • Austin (AUS) - Phoenix Sky Harbor (PHX)
  • Birmingham (BHM) - Las Vegas Harry Reid (LAS)
  • Birmingham (BHM) - Midway, Chicago (MDW)
  • Burbank (BUR) - Denver (DEN)
  • Burbank (BUR) - Phoenix Sky Harbor (PHX)
  • Burbank (BUR) - Sacramento (SMF)
  • El Paso (ELP) - Phoenix Sky Harbor (PHX)
  • Eugene (EUG) - Las Vegas Harry Reid (LAS)
  • Harlingen (HRL) - Austin (AUS)
  • Harlingen (HRL) - El Paso (ELP)
  • Harlingen (HRL) - Orlando (MCO)
  • Harlingen (HRL) - Phoenix Sky Harbor (PHX)
  • Houston Hobby (HOU) - Panama City (ECP)
  • Las Vegas Harry Reid (LAS) - Burbank (BUR)
  • Midway, Chicago (MDW) - Burbank (BUR)
  • Midway, Chicago (MDW) - Las Vegas Harry Reid (LAS)
  • Phoenix Sky Harbor (PHX) - Denver (DEN)
  • Sacramento (SMF) - Denver (DEN)
  • Salt Lake City (SLC) - Burbank (BUR)
  • Salt Lake City (SLC) - Las Vegas Harry Reid (LAS)