Southwest Airlines flight WN 577: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 06:00 Love Field, Dallas (DAL) 1 07:05 Denver (DEN)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2025-08-10 through 2025-08-24
Sun 06:00 Love Field, Dallas (DAL) 1 07:05 Denver (DEN)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2025-09-07 through 2025-09-28
Sun 06:30 Love Field, Dallas (DAL) 1 07:30 Denver (DEN)
WN 577 Non-stop Boeing 737-800 (73H) 2:00 Operates only on 2025-08-31
Tue,Wed 06:35 Love Field, Dallas (DAL) 1 07:35 Denver (DEN)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2025-08-05 through 2025-10-01
Sat 07:00 Love Field, Dallas (DAL) 1 08:00 Denver (DEN)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2025-08-09 through 2025-09-27
Mon,Thu,Fri,Sun 07:40 Austin (AUS) 11:00 Indianapolis (IND)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 07:40 Austin (AUS) 11:00 Indianapolis (IND)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-11-21 through 2025-11-28
Fri,Sun 07:40 Austin (AUS) 11:00 Indianapolis (IND)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-12-07 through 2025-12-14
Thu 07:40 Austin (AUS) 11:00 Indianapolis (IND)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Operates only on 2025-12-18
Mon 07:40 Austin (AUS) 11:00 Indianapolis (IND)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Operates only on 2026-01-05
Mon-Wed 08:35 Austin (AUS) 11:55 Indianapolis (IND)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 08:35 Austin (AUS) 11:55 Indianapolis (IND)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-12-19 through 2026-01-04
Sat 08:55 Austin (AUS) 12:15 Indianapolis (IND)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-11-22 through 2025-11-29
Sat 08:55 Austin (AUS) 12:15 Indianapolis (IND)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-12-20 through 2026-01-03
Mon,Thu,Fri 09:05 Saint Louis (STL) 2 10:25 Phoenix Sky Harbor (PHX) 4
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 3:20 Valid until 2025-06-02
Sun 09:20 Austin (AUS) 12:40 Indianapolis (IND)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Operates only on 2025-11-30
Sat 11:55 Austin (AUS) 15:15 Indianapolis (IND)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-11-08 through 2025-11-15
Sat 11:55 Austin (AUS) 15:15 Indianapolis (IND)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-12-06 through 2025-12-13
Sat 12:50 Indianapolis (IND) 15:05 Orlando (MCO)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-11-22 through 2025-11-29
Sat 12:50 Indianapolis (IND) 15:05 Orlando (MCO)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-12-20 through 2026-01-03
Sun 13:15 Indianapolis (IND) 14:50 Baltimore (BWI)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Operates only on 2025-11-30
Thu 14:00 San Jose (SJC) B 15:30 Las Vegas Harry Reid (LAS) 1
WN 577 Non-stop Boeing 737-800 (73H) 1:30 Operates only on 2025-11-27
Tue,Wed 14:15 Saint Louis (STL) 2 15:35 Phoenix Sky Harbor (PHX) 4
WN 577 Non-stop Boeing 737-800 (73H) 3:20 Valid until 2025-06-04
Fri 14:35 Austin (AUS) 15:35 Houston Hobby (HOU)
WN 577 Non-stop Boeing 737-700 (73W) 1:00 Operates only on 2025-07-04
Sun 14:50 Orlando (MCO) 16:40 Midway, Chicago (MDW)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Valid until 2025-05-18
Sun 14:50 Orlando (MCO) 16:40 Midway, Chicago (MDW)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Operates only on 2025-06-01
Sat 15:55 Orlando (MCO) 17:45 Midway, Chicago (MDW)
WN 577 Non-stop Boeing 737-700 (73W) 2:50 Valid until 2025-05-31
Sat 16:20 Raleigh/Durham (RDU) 1 17:30 Baltimore (BWI)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-10-04 through 2025-11-01
Tue,Wed 16:45 Raleigh/Durham (RDU) 1 17:55 Baltimore (BWI)
WN 577 Non-stop Boeing 737-800 (73H) 1:10 Effective 2025-10-07 through 2025-10-29
Sat 17:50 Austin (AUS) 18:45 Houston Hobby (HOU)
WN 577 Non-stop Boeing 737-800 (73H) 0:55 Effective 2025-06-07 through 2025-08-02
Mon,Thu,Fri 18:15 Austin (AUS) 19:15 Houston Hobby (HOU)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 1:00 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 18:15 Austin (AUS) 19:15 Houston Hobby (HOU)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 1:00 Effective 2025-07-07 through 2025-08-04
Sun 18:30 Austin (AUS) 19:25 Houston Hobby (HOU)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 0:55 Effective 2025-06-08 through 2025-08-03
Mon,Thu,Fri 19:25 Baltimore (BWI) 20:45 Providence (PVD)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2025-08-07 through 2025-09-29
Tue,Wed 19:45 Austin (AUS) 23:00 Indianapolis (IND)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-11-04 through 2025-11-12
Mon-Thu 19:45 Austin (AUS) 23:00 Indianapolis (IND)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-11-17 through 2025-11-20
Mon-Fri 19:45 Austin (AUS) 23:00 Indianapolis (IND)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-12-02 through 2025-12-11
Mon-Wed 19:45 Austin (AUS) 23:00 Indianapolis (IND)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-12-15 through 2025-12-17
Wed,Thu 19:45 Austin (AUS) 23:00 Indianapolis (IND)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-12-24 through 2026-01-01
Tue,Wed 19:50 Austin (AUS) 20:45 Houston Hobby (HOU)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 0:55 Effective 2025-06-10 through 2025-07-30
Mon,Thu,Fri 20:10 Raleigh/Durham (RDU) 1 21:25 Baltimore (BWI)
WN 577 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2025-10-02 through 2025-10-31
Sun 20:35 Raleigh/Durham (RDU) 1 21:45 Baltimore (BWI)
WN 577 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2025-10-05 through 2025-10-26
Non-Direct Flights:
Sat 08:55 Austin (AUS) 15:05 Orlando (MCO)
WN 577 1-stop Boeing 737-700 (Scimitar Winglets) 5:10 Effective 2025-11-22 through 2025-11-29
Sat 08:55 Austin (AUS) 15:05 Orlando (MCO)
WN 577 1-stop Boeing 737-700 (Scimitar Winglets) 5:10 Effective 2025-12-20 through 2026-01-03
Sun 09:20 Austin (AUS) 14:50 Baltimore (BWI)
WN 577 1-stop Boeing 737-700 (Scimitar Winglets) 4:30 Operates only on 2025-11-30
This flight number is listed as serving the following routes:
Southwest Airlines flight WN 577: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Southwest Airlines WN577
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Operates only on 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN577
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
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 WN577
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 WN577
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 WN577
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 WN577
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 WN577
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN577
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN577
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN577
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN577
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN577
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN577
Operates only on 2025-11-27
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN577
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN577
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN577
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:50, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN577
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN577
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN577
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 0:55, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN577
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 0:55, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 0:55, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN577
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN577
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:10, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN577
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:10, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN577
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:30, 1-stop
Boeing 737-700 (Scimitar Winglets)
This flight number is listed as serving the following routes:
  • Austin (AUS) - Baltimore (BWI)
  • Austin (AUS) - Houston Hobby (HOU)
  • Austin (AUS) - Indianapolis (IND)
  • Austin (AUS) - Orlando (MCO)
  • Baltimore (BWI) - Providence (PVD)
  • Indianapolis (IND) - Baltimore (BWI)
  • Indianapolis (IND) - Orlando (MCO)
  • Love Field, Dallas (DAL) - Denver (DEN)
  • Orlando (MCO) - Midway, Chicago (MDW)
  • Raleigh/Durham (RDU) - Baltimore (BWI)
  • Saint Louis (STL) - Phoenix Sky Harbor (PHX)
  • San Jose (SJC) - Las Vegas Harry Reid (LAS)