Southwest Airlines flight WN 3421: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 05:25 San Antonio (SAT) A 06:40 Denver (DEN)
WN 3421 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2024-03-09 through 2024-04-06
Sun 06:00 San Antonio (SAT) A 07:15 Denver (DEN)
WN 3421 Non-stop Boeing 737-700 (73W) 2:15 Effective 2024-03-10 through 2024-04-07
Sun 06:00 Denver (DEN) 09:00 Saint Louis (STL) 2
WN 3421 Non-stop Boeing 737-800 (73H) 2:00 Operates only on 2024-09-01
Mon,Sun 06:05 LaGuardia, New York (LGA) B 07:35 Midway, Chicago (MDW)
WN 3421 Non-stop Boeing 737-700 (73W) 2:30 Valid until 2024-01-01
Wed-Fri,Sun 06:05 LaGuardia, New York (LGA) B 07:35 Midway, Chicago (MDW)
WN 3421 Non-stop Boeing 737-700 (73W) 2:30 Effective 2024-01-03 through 2024-01-07
Tue-Fri 06:10 LaGuardia, New York (LGA) B 07:40 Midway, Chicago (MDW)
WN 3421 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Valid until 2024-01-02
Mon,Thu,Fri 06:10 San Antonio (SAT) A 07:30 Denver (DEN)
WN 3421 Non-stop Boeing 737-700 (73W) 2:20 Effective 2024-03-07 through 2024-04-08
Tue,Wed 06:10 San Antonio (SAT) A 07:30 Denver (DEN)
WN 3421 Non-stop Boeing 737-800 (73H) 2:20 Effective 2024-03-12 through 2024-04-03
Sun 07:55 Denver (DEN) 09:15 Albuquerque (ABQ)
WN 3421 Non-stop Boeing 737-700 (73W) 1:20 Effective 2024-03-10 through 2024-04-07
Tue-Fri 08:40 Midway, Chicago (MDW) 10:25 Denver (DEN)
WN 3421 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Valid until 2024-01-02
Fri 09:55 Sky Harbor, Phoenix (PHX) 4 16:20 Indianapolis (IND)
WN 3421 Non-stop Boeing 737-700 (73W) 3:25 Operates only on 2024-07-05
Sat 10:55 Denver (DEN) 14:00 Saint Louis (STL) 2
WN 3421 Non-stop Boeing 737-800 (73H) 2:05 Effective 2024-08-10 through 2024-09-28
Tue,Wed 11:15 Denver (DEN) 14:20 Saint Louis (STL) 2
WN 3421 Non-stop Boeing 737-700 (73W) 2:05 Effective 2024-08-06 through 2024-10-02
Mon,Thu,Fri 12:35 Denver (DEN) 15:30 Saint Louis (STL) 2
WN 3421 Non-stop Boeing 737-800 (73H) 1:55 Effective 2024-08-05 through 2024-09-30
Sun 16:30 Love Field, Dallas (DAL) 1 18:40 Midway, Chicago (MDW)
WN 3421 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2024-01-14 through 2024-03-03
Sun 16:35 Denver (DEN) 19:35 Saint Louis (STL) 2
WN 3421 Non-stop Boeing 737-800 (73H) 2:00 Effective 2024-08-11 through 2024-08-25
Sun 16:35 Denver (DEN) 19:35 Saint Louis (STL) 2
WN 3421 Non-stop Boeing 737-800 (73H) 2:00 Effective 2024-09-08 through 2024-09-29
Fri 16:55 Indianapolis (IND) 19:20 Orlando (MCO)
WN 3421 Non-stop Boeing 737-700 (73W) 2:25 Operates only on 2024-07-05
Sat 21:25 Atlanta (ATL) N 22:55 Orlando (MCO)
WN 3421 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2024-06-08 through 2024-08-03
Mon,Thu,Fri 22:15 Atlanta (ATL) N 23:40 Orlando (MCO)
WN 3421 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2024-06-06 through 2024-07-01
Mon,Thu,Fri 22:15 Atlanta (ATL) N 23:40 Orlando (MCO)
WN 3421 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2024-07-08 through 2024-08-02
Tue,Wed 22:20 Atlanta (ATL) N 23:45 Orlando (MCO)
WN 3421 Non-stop Boeing 737-700 (73W) 1:25 Effective 2024-06-04 through 2024-07-31
Sun 22:45 Atlanta (ATL) N 00:15 Orlando (MCO)
WN 3421 Non-stop Boeing 737-700 (73W) 1:30 Effective 2024-06-09 through 2024-08-04
The flight arrives 1 day after departure.
Non-Direct Flights:
Sun 06:00 San Antonio (SAT) A 09:15 Albuquerque (ABQ)
WN 3421 1-stop Boeing 737-700 (73W) 4:15 Effective 2024-03-10 through 2024-04-07
Tue-Fri 06:10 LaGuardia, New York (LGA) B 10:25 Denver (DEN)
WN 3421 1-stop Boeing 737 MAX 8 (7M8) 6:15 Valid until 2024-01-02
Fri 09:55 Sky Harbor, Phoenix (PHX) 4 19:20 Orlando (MCO)
WN 3421 1-stop Boeing 737-700 (73W) 6:25 Operates only on 2024-07-05
This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3421: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3421
05:25
San Antonio (SAT) A

06:40
Denver (DEN)
Effective 2024-03-09 through 2024-04-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3421
06:00
San Antonio (SAT) A

07:15
Denver (DEN)
Effective 2024-03-10 through 2024-04-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3421
06:00
Denver (DEN)

09:00
Saint Louis (STL) 2
Operates only on 2024-09-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3421
06:05
LaGuardia, New York (LGA) B

07:35
Midway, Chicago (MDW)
Valid until 2024-01-01
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3421
06:05
LaGuardia, New York (LGA) B

07:35
Midway, Chicago (MDW)
Effective 2024-01-03 through 2024-01-07
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3421
06:10
LaGuardia, New York (LGA) B

07:40
Midway, Chicago (MDW)
Valid until 2024-01-02
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3421
06:10
San Antonio (SAT) A

07:30
Denver (DEN)
Effective 2024-03-07 through 2024-04-08
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3421
06:10
San Antonio (SAT) A

07:30
Denver (DEN)
Effective 2024-03-12 through 2024-04-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3421
07:55
Denver (DEN)

09:15
Albuquerque (ABQ)
Effective 2024-03-10 through 2024-04-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3421
08:40
Midway, Chicago (MDW)

10:25
Denver (DEN)
Valid until 2024-01-02
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3421
09:55
Sky Harbor, Phoenix (PHX) 4

16:20
Indianapolis (IND)
Operates only on 2024-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3421
10:55
Denver (DEN)

14:00
Saint Louis (STL) 2
Effective 2024-08-10 through 2024-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3421
11:15
Denver (DEN)

14:20
Saint Louis (STL) 2
Effective 2024-08-06 through 2024-10-02
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3421
12:35
Denver (DEN)

15:30
Saint Louis (STL) 2
Effective 2024-08-05 through 2024-09-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3421
16:30
Love Field, Dallas (DAL) 1

18:40
Midway, Chicago (MDW)
Effective 2024-01-14 through 2024-03-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3421
16:35
Denver (DEN)

19:35
Saint Louis (STL) 2
Effective 2024-08-11 through 2024-08-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3421
16:35
Denver (DEN)

19:35
Saint Louis (STL) 2
Effective 2024-09-08 through 2024-09-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3421
16:55
Indianapolis (IND)

19:20
Orlando (MCO)
Operates only on 2024-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3421
21:25
Atlanta (ATL) N

22:55
Orlando (MCO)
Effective 2024-06-08 through 2024-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3421
22:15
Atlanta (ATL) N

23:40
Orlando (MCO)
Effective 2024-06-06 through 2024-07-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3421
22:15
Atlanta (ATL) N

23:40
Orlando (MCO)
Effective 2024-07-08 through 2024-08-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3421
22:20
Atlanta (ATL) N

23:45
Orlando (MCO)
Effective 2024-06-04 through 2024-07-31
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3421
22:45
Atlanta (ATL) N

00:15(+1)
Orlando (MCO)
Effective 2024-06-09 through 2024-08-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN3421
06:00
San Antonio (SAT) A

09:15
Albuquerque (ABQ)
Effective 2024-03-10 through 2024-04-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:15, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3421
06:10
LaGuardia, New York (LGA) B

10:25
Denver (DEN)
Valid until 2024-01-02
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 6:15, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3421
09:55
Sky Harbor, Phoenix (PHX) 4

19:20
Orlando (MCO)
Operates only on 2024-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 6:25, 1-stop
Boeing 737-700 (73W)
This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Orlando (MCO)
  • Denver (DEN) - Albuquerque (ABQ)
  • Denver (DEN) - Saint Louis (STL)
  • Indianapolis (IND) - Orlando (MCO)
  • LaGuardia, New York (LGA) - Denver (DEN)
  • LaGuardia, New York (LGA) - Midway, Chicago (MDW)
  • Love Field, Dallas (DAL) - Midway, Chicago (MDW)
  • Midway, Chicago (MDW) - Denver (DEN)
  • San Antonio (SAT) - Albuquerque (ABQ)
  • San Antonio (SAT) - Denver (DEN)
  • Sky Harbor, Phoenix (PHX) - Indianapolis (IND)
  • Sky Harbor, Phoenix (PHX) - Orlando (MCO)
All Southwest Airlines flights
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