Southwest Airlines flight WN 373: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Thu,Fri,Sun 06:00 Dallas Love Field (DAL) 1 07:10 San Antonio (SAT) A
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-01-11 through 2026-01-16
Mon,Sun 06:00 Dallas Love Field (DAL) 1 07:10 San Antonio (SAT) A
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 06:00 Dallas Love Field (DAL) 1 07:10 San Antonio (SAT) A
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-02-01 through 2026-02-06
Mon,Sun 06:00 Dallas Love Field (DAL) 1 07:10 San Antonio (SAT) A
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 06:00 Dallas Love Field (DAL) 1 07:10 San Antonio (SAT) A
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-02-17 through 2026-02-23
Mon 06:00 Dallas Love Field (DAL) 1 07:10 San Antonio (SAT) A
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Operates only on 2026-03-02
Thu 06:10 Dallas Love Field (DAL) 1 07:20 San Antonio (SAT) A
WN 373 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2026-02-12
Mon,Fri 06:10 Dallas Love Field (DAL) 1 07:20 San Antonio (SAT) A
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-02-13 through 2026-02-20
Thu,Fri,Sun 06:10 Dallas Love Field (DAL) 1 07:20 San Antonio (SAT) A
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-02-22 through 2026-03-01
Mon,Thu,Fri 07:50 Orlando (MCO) 10:05 Baltimore (BWI)
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-08-06 through 2026-09-28
Tue,Wed 09:20 Hartford (BDL) 10:45 Baltimore (BWI)
WN 373 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 10:05 Austin (AUS) 12:50 Chicago O'Hare (ORD) 5
WN 373 Non-stop Boeing 737-800 (73H) 2:45 Effective 2026-06-04 through 2026-08-03
Sat,Sun 10:20 San Diego (SAN) 1 13:05 Kahului (OGG)
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 5:45 Effective 2026-06-06 through 2026-08-02
Tue,Wed 13:15 Miami (MIA) 15:25 Saint Louis (STL) 2
WN 373 Non-stop Boeing 737-700 (Scimitar Winglets) 3:10 Effective 2026-03-10 through 2026-04-01
Mon-Sat 13:20 Dallas Love Field (DAL) 1 14:30 San Antonio (SAT) A
WN 373 Non-stop Boeing 737-800 (73H) 1:10 Effective 2026-01-06 through 2026-01-14
Tue-Sun 13:20 Dallas Love Field (DAL) 1 14:30 San Antonio (SAT) A
WN 373 Non-stop Boeing 737-800 (73H) 1:10 Effective 2026-01-17 through 2026-01-24
Mon-Sat 13:20 Dallas Love Field (DAL) 1 14:30 San Antonio (SAT) A
WN 373 Non-stop Boeing 737-800 (73H) 1:10 Effective 2026-01-26 through 2026-02-04
Sat 13:20 Dallas Love Field (DAL) 1 14:30 San Antonio (SAT) A
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Operates only on 2026-02-07
Tue,Wed,Sun 13:20 Dallas Love Field (DAL) 1 14:30 San Antonio (SAT) A
WN 373 Non-stop Boeing 737-800 (73H) 1:10 Effective 2026-02-08 through 2026-02-11
Tue,Wed 13:20 Dallas Love Field (DAL) 1 14:30 San Antonio (SAT) A
WN 373 Non-stop Boeing 737-800 (73H) 1:10 Effective 2026-02-18 through 2026-03-04
Sat 14:20 Pensacola (PNS) 16:10 Saint Louis (STL) 2
WN 373 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-03-07 through 2026-04-04
Tue,Wed 14:20 Austin (AUS) 17:40 Atlanta (ATL) N
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2026-06-09 through 2026-07-29
Sat 14:25 Raleigh/Durham (RDU) 1 15:55 Atlanta (ATL) N
WN 373 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-01-03
Sat 15:10 Orlando (MCO) 17:30 Baltimore (BWI)
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2026-08-08 through 2026-09-26
Tue,Wed 16:00 Saint Louis (STL) 2 17:05 Chicago Midway (MDW)
WN 373 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2026-03-10 through 2026-04-01
Fri,Sun 16:10 Raleigh/Durham (RDU) 1 17:40 Atlanta (ATL) N
WN 373 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-01-02 through 2026-01-04
Tue,Wed 16:10 Orlando (MCO) 18:30 Baltimore (BWI)
WN 373 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2026-08-04 through 2026-09-30
Sun 16:40 Saint Louis (STL) 2 17:45 Chicago Midway (MDW)
WN 373 Non-stop Boeing 737-800 (73H) 1:05 Effective 2026-03-08 through 2026-04-05
Mon,Thu,Fri 16:45 Saint Louis (STL) 2 17:50 Chicago Midway (MDW)
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 1:05 Effective 2026-03-05 through 2026-04-06
Sat 16:45 Saint Louis (STL) 2 17:50 Chicago Midway (MDW)
WN 373 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2026-03-07 through 2026-04-04
Sun 16:50 Orlando (MCO) 19:15 Baltimore (BWI)
WN 373 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-08-09 through 2026-09-27
Wed,Thu 18:15 Atlanta (ATL) N 19:35 Houston Hobby (HOU)
WN 373 Non-stop Boeing 737-800 (73H) 2:20 Valid until 2026-01-01
Fri,Sun 18:15 Atlanta (ATL) N 19:35 Houston Hobby (HOU)
WN 373 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2026-01-02 through 2026-01-04
Sun 18:20 Denver (DEN) 22:55 Indianapolis (IND)
WN 373 Non-stop Boeing 737-800 (73H) 2:35 Operates only on 2026-05-24
Sun 20:50 Austin (AUS) 21:45 Las Vegas Harry Reid (LAS) 1
WN 373 Non-stop Boeing 737-800 (73H) 2:55 Effective 2026-04-12 through 2026-05-17
Sun 20:50 Austin (AUS) 21:45 Las Vegas Harry Reid (LAS) 1
WN 373 Non-stop Boeing 737-800 (73H) 2:55 Operates only on 2026-05-31
Mon,Thu,Fri 21:40 Austin (AUS) 22:35 Las Vegas Harry Reid (LAS) 1
WN 373 Non-stop Boeing 737-800 (73H) 2:55 Effective 2026-04-09 through 2026-06-01
Non-Direct Flights:
Tue,Wed 13:15 Miami (MIA) 17:05 Chicago Midway (MDW)
WN 373 1-stop Boeing 737-700 (Scimitar Winglets) 4:50 Effective 2026-03-10 through 2026-04-01
Sat 14:20 Pensacola (PNS) 17:50 Chicago Midway (MDW)
WN 373 1-stop Boeing 737-700 (Scimitar Winglets) 3:30 Effective 2026-03-07 through 2026-04-04
Fri,Sun 16:10 Raleigh/Durham (RDU) 1 19:35 Houston Hobby (HOU)
WN 373 1-stop Boeing 737-700 (Scimitar Winglets) 4:25 Effective 2026-01-02 through 2026-01-04
This flight number is listed as serving the following routes:
Southwest Airlines flight WN 373: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Southwest Airlines WN373
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Operates only on 2026-02-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN373
Effective 2026-02-13 through 2026-02-20
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Effective 2026-02-22 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN373
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN373
Effective 2026-06-06 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 5:45, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN373
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN373
Effective 2026-01-17 through 2026-01-24
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN373
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN373
Operates only on 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN373
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN373
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN373
14:20

17:40
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN373
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN373
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN373
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN373
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN373
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN373
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN373
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN373
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN373
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN373
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN373
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN373
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:55, non-stop
Boeing 737-800 (73H)

Non-Direct Flights:

Southwest Airlines WN373
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:50, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN373
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:30, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN373
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Houston Hobby (HOU)
  • Austin (AUS) - Atlanta (ATL)
  • Austin (AUS) - Chicago O'Hare (ORD)
  • Austin (AUS) - Las Vegas Harry Reid (LAS)
  • Dallas Love Field (DAL) - San Antonio (SAT)
  • Denver (DEN) - Indianapolis (IND)
  • Hartford (BDL) - Baltimore (BWI)
  • Miami (MIA) - Chicago Midway (MDW)
  • Miami (MIA) - Saint Louis (STL)
  • Orlando (MCO) - Baltimore (BWI)
  • Pensacola (PNS) - Chicago Midway (MDW)
  • Pensacola (PNS) - Saint Louis (STL)
  • Raleigh/Durham (RDU) - Atlanta (ATL)
  • Raleigh/Durham (RDU) - Houston Hobby (HOU)
  • Saint Louis (STL) - Chicago Midway (MDW)
  • San Diego (SAN) - Kahului (OGG)