Southwest Airlines flight WN 3909: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 05:35 Saint Louis (STL) 2 06:50 Denver (DEN)
WN 3909 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-06-04 through 2026-08-03
Sat,Sun 05:40 Saint Louis (STL) 2 06:55 Denver (DEN)
WN 3909 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-06-06 through 2026-08-02
Tue,Wed 06:00 Saint Louis (STL) 2 07:15 Denver (DEN)
WN 3909 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-06-09 through 2026-07-29
Sat 09:25 Tampa (TPA) 10:20 Nashville (BNA)
WN 3909 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-08-08 through 2026-09-26
Sun 11:10 Tampa (TPA) 12:05 Nashville (BNA)
WN 3909 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-08-09 through 2026-09-27
Tue,Wed 12:00 Tampa (TPA) 12:55 Nashville (BNA)
WN 3909 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-08-04 through 2026-09-30
Mon,Thu,Fri 13:40 Tampa (TPA) 14:35 Nashville (BNA)
WN 3909 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-08-06 through 2026-09-28
Mon,Tue,Fri,Sun 15:00 Denver (DEN) 16:25 Spokane (GEG)
WN 3909 Non-stop Boeing 737-800 (73H) 2:25 Valid until 2026-01-04
Mon 19:15 Dallas Love Field (DAL) 1 22:40 Orlando (MCO)
WN 3909 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Operates only on 2026-01-05
Mon,Thu,Fri 22:20 Las Vegas Harry Reid (LAS) 1 23:55 San Francisco (SFO) 2
WN 3909 Non-stop Boeing 737-800 (73H) 1:35 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 22:20 Las Vegas Harry Reid (LAS) 1 23:55 San Francisco (SFO) 2
WN 3909 Non-stop Boeing 737-800 (73H) 1:35 Effective 2026-02-20 through 2026-03-01
This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3909: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3909
05:35
Saint Louis (STL) 2

06:50
Denver (DEN)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3909
05:40
Saint Louis (STL) 2

06:55
Denver (DEN)
Effective 2026-06-06 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3909
06:00
Saint Louis (STL) 2

07:15
Denver (DEN)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3909
09:25
Tampa (TPA)

10:20
Nashville (BNA)
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3909
11:10
Tampa (TPA)

12:05
Nashville (BNA)
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3909
12:00
Tampa (TPA)

12:55
Nashville (BNA)
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3909
13:40
Tampa (TPA)

14:35
Nashville (BNA)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3909
15:00
Denver (DEN)

16:25
Spokane (GEG)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3909
19:15
Dallas Love Field (DAL) 1

22:40
Orlando (MCO)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3909
22:20
Las Vegas Harry Reid (LAS) 1

23:55
San Francisco (SFO) 2
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3909
22:20
Las Vegas Harry Reid (LAS) 1

23:55
San Francisco (SFO) 2
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737-800 (73H)
This flight number is listed as serving the following routes:
  • Dallas Love Field (DAL) - Orlando (MCO)
  • Denver (DEN) - Spokane (GEG)
  • Las Vegas Harry Reid (LAS) - San Francisco (SFO)
  • Saint Louis (STL) - Denver (DEN)
  • Tampa (TPA) - Nashville (BNA)
All Southwest Airlines flights
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