Southwest Airlines flight WN 4432: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon 06:55 Tampa (TPA) 08:25 Saint Louis (STL) 2
WN 4432 Non-stop Boeing 737-800 (73H) 2:30 Operates only on 2026-01-05
Tue,Wed 07:10 Boise (BOI) 11:30 Chicago Midway (MDW)
WN 4432 Non-stop Boeing 737 MAX 8 (7M8) 3:20 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 08:45 Boise (BOI) 13:05 Chicago Midway (MDW)
WN 4432 Non-stop Boeing 737 MAX 8 (7M8) 3:20 Effective 2026-06-04 through 2026-08-03
Wed,Thu 13:05 Tampa (TPA) 14:35 Saint Louis (STL) 2
WN 4432 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Valid until 2026-01-01
Sun 13:30 San Francisco (SFO) 2 15:30 Phoenix Sky Harbor (PHX) 4
WN 4432 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-03-08 through 2026-04-05
Fri 13:35 Denver (DEN) 15:10 Sacramento (SMF) B
WN 4432 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Operates only on 2026-01-02
Sat 13:55 Austin (AUS) 15:15 Denver (DEN)
WN 4432 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Operates only on 2026-01-03
Mon,Thu,Fri 14:35 New York LaGuardia (LGA) B 16:20 Saint Louis (STL) 2
WN 4432 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-08-06 through 2026-09-28
Sun 15:00 New York LaGuardia (LGA) B 16:40 Saint Louis (STL) 2
WN 4432 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2026-08-09 through 2026-09-27
Tue,Wed 15:15 New York LaGuardia (LGA) B 17:05 Saint Louis (STL) 2
WN 4432 Non-stop Boeing 737-800 (73H) 2:50 Effective 2026-08-04 through 2026-09-30
Tue,Wed 15:30 San Francisco (SFO) 2 17:30 Phoenix Sky Harbor (PHX) 4
WN 4432 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-03-10 through 2026-04-01
Thu,Fri 16:55 San Francisco (SFO) 2 20:05 Phoenix Sky Harbor (PHX) 4
WN 4432 Non-stop Boeing 737-700 (Scimitar Winglets) 2:10 Effective 2026-03-05 through 2026-03-06
Mon,Thu,Fri 16:55 San Francisco (SFO) 2 19:05 Phoenix Sky Harbor (PHX) 4
WN 4432 Non-stop Boeing 737-700 (Scimitar Winglets) 2:10 Effective 2026-03-09 through 2026-04-06
Sat 19:10 Denver (DEN) 23:55 Detroit (DTW) E
WN 4432 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-02-14 through 2026-02-28
Mon,Thu,Fri 20:05 Denver (DEN) 00:45 Detroit (DTW) E
WN 4432 Non-stop Boeing 737-800 (73H) 2:40 Effective 2026-02-12 through 2026-02-16
The flight arrives 1 day after departure.
Thu,Fri,Sun 20:05 Denver (DEN) 00:45 Detroit (DTW) E
WN 4432 Non-stop Boeing 737-800 (73H) 2:40 Effective 2026-02-20 through 2026-03-01
The flight arrives 1 day after departure.
Tue,Wed 20:55 Saint Louis (STL) 2 23:05 Austin (AUS)
WN 4432 Non-stop Boeing 737-800 (73H) 2:10 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 21:40 Saint Louis (STL) 2 23:50 Austin (AUS)
WN 4432 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2026-04-09 through 2026-06-01
Sun 21:55 Saint Louis (STL) 2 00:05 Austin (AUS)
WN 4432 Non-stop Boeing 737-800 (73H) 2:10 Effective 2026-04-12 through 2026-05-17
The flight arrives 1 day after departure.
Sun 21:55 Saint Louis (STL) 2 00:05 Austin (AUS)
WN 4432 Non-stop Boeing 737-800 (73H) 2:10 Operates only on 2026-05-31
The flight arrives 1 day after departure.
Sat 23:55 Ontario, Los Angeles (ONT) 4 06:40 Chicago Midway (MDW)
WN 4432 Non-stop Boeing 737-800 (73H) 3:45 Operates only on 2026-03-07
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 4432: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4432
06:55
Tampa (TPA)

08:25
Saint Louis (STL) 2
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4432
07:10
Boise (BOI)

11:30
Chicago Midway (MDW)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4432
08:45
Boise (BOI)

13:05
Chicago Midway (MDW)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4432
13:05
Tampa (TPA)

14:35
Saint Louis (STL) 2
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4432
13:30
San Francisco (SFO) 2

15:30
Phoenix Sky Harbor (PHX) 4
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4432
13:35
Denver (DEN)

15:10
Sacramento (SMF) B
Operates only on 2026-01-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4432
13:55
Austin (AUS)

15:15
Denver (DEN)
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4432
14:35
New York LaGuardia (LGA) B

16:20
Saint Louis (STL) 2
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4432
15:00
New York LaGuardia (LGA) B

16:40
Saint Louis (STL) 2
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4432
15:15
New York LaGuardia (LGA) B

17:05
Saint Louis (STL) 2
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4432
15:30
San Francisco (SFO) 2

17:30
Phoenix Sky Harbor (PHX) 4
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4432
16:55
San Francisco (SFO) 2

20:05
Phoenix Sky Harbor (PHX) 4
Effective 2026-03-05 through 2026-03-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4432
16:55
San Francisco (SFO) 2

19:05
Phoenix Sky Harbor (PHX) 4
Effective 2026-03-09 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4432
19:10
Denver (DEN)

23:55
Detroit (DTW) E
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4432
20:05
Denver (DEN)

00:45(+1)
Detroit (DTW) E
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN4432
20:05
Denver (DEN)

00:45(+1)
Detroit (DTW) E
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN4432
20:55
Saint Louis (STL) 2

23:05
Austin (AUS)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4432
21:40
Saint Louis (STL) 2

23:50
Austin (AUS)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4432
21:55
Saint Louis (STL) 2

00:05(+1)
Austin (AUS)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN4432
21:55
Saint Louis (STL) 2

00:05(+1)
Austin (AUS)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN4432
23:55
Ontario, Los Angeles (ONT) 4

06:40(+1)
Chicago Midway (MDW)
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:45, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Austin (AUS) - Denver (DEN)
  • Boise (BOI) - Chicago Midway (MDW)
  • Denver (DEN) - Detroit (DTW)
  • Denver (DEN) - Sacramento (SMF)
  • New York LaGuardia (LGA) - Saint Louis (STL)
  • Ontario, Los Angeles (ONT) - Chicago Midway (MDW)
  • Saint Louis (STL) - Austin (AUS)
  • San Francisco (SFO) - Phoenix Sky Harbor (PHX)
  • Tampa (TPA) - Saint Louis (STL)
All Southwest Airlines flights
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