Southwest Airlines flight WN 340: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 06:00 Atlanta (ATL) N 07:05 Love Field, Dallas (DAL) 1
WN 340 Non-stop Boeing 737-800 (73H) 2:05 Effective 2025-06-08 through 2025-08-03
Sat 06:10 Atlanta (ATL) N 07:15 Love Field, Dallas (DAL) 1
WN 340 Non-stop Boeing 737-700 (73W) 2:05 Effective 2025-06-07 through 2025-08-02
Mon,Thu,Fri 06:15 Memphis (MEM) 07:45 Las Vegas Harry Reid (LAS) 1
WN 340 Non-stop Boeing 737 MAX 8 (7M8) 3:30 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 06:15 Memphis (MEM) 07:45 Las Vegas Harry Reid (LAS) 1
WN 340 Non-stop Boeing 737 MAX 8 (7M8) 3:30 Effective 2025-07-07 through 2025-08-04
Sun 07:40 Louisville (SDF) 08:40 Las Vegas Harry Reid (LAS) 1
WN 340 Non-stop Boeing 737-700 (73W) 4:00 Operates only on 2025-08-31
Mon,Thu,Fri 08:15 Saint Louis (STL) 2 11:15 Jacksonville (JAX)
WN 340 Non-stop Boeing 737-700 (73W) 2:00 Effective 2025-08-07 through 2025-09-29
Fri 08:30 Midway, Chicago (MDW) 10:10 Memphis (MEM)
WN 340 Non-stop Boeing 737-800 (73H) 1:40 Operates only on 2025-07-04
Sun 08:30 Saint Louis (STL) 2 11:25 Jacksonville (JAX)
WN 340 Non-stop Boeing 737-700 (73W) 1:55 Effective 2025-08-10 through 2025-08-24
Sun 08:30 Saint Louis (STL) 2 11:25 Jacksonville (JAX)
WN 340 Non-stop Boeing 737-700 (73W) 1:55 Effective 2025-09-07 through 2025-09-28
Sun 09:25 Las Vegas Harry Reid (LAS) 1 10:40 Fresno (FAT)
WN 340 Non-stop Boeing 737-700 (73W) 1:15 Operates only on 2025-08-31
Sun 09:30 Baltimore (BWI) 10:30 Midway, Chicago (MDW)
WN 340 Non-stop Boeing 737-800 (73H) 2:00 Effective 2025-10-05 through 2025-10-26
Sat 10:30 Saint Louis (STL) 2 13:30 Jacksonville (JAX)
WN 340 Non-stop Boeing 737-700 (73W) 2:00 Effective 2025-08-09 through 2025-09-27
Sat 10:35 Baltimore (BWI) 11:40 Midway, Chicago (MDW)
WN 340 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2025-10-04 through 2025-11-01
Fri 10:55 Memphis (MEM) 12:25 Las Vegas Harry Reid (LAS) 1
WN 340 Non-stop Boeing 737-800 (73H) 3:30 Operates only on 2025-07-04
Tue,Wed 11:10 Atlanta (ATL) N 12:15 Love Field, Dallas (DAL) 1
WN 340 Non-stop Boeing 737-800 (73H) 2:05 Effective 2025-06-10 through 2025-07-30
Sun 11:10 Midway, Chicago (MDW) 13:25 New Orleans (MSY)
WN 340 Non-stop Boeing 737-800 (73H) 2:15 Effective 2025-10-05 through 2025-10-26
Mon,Thu,Fri 12:20 Midway, Chicago (MDW) 13:50 Minneapolis/Saint Paul (MSP) 2
WN 340 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2025-10-02 through 2025-10-31
Sat 12:20 Midway, Chicago (MDW) 13:50 Minneapolis/Saint Paul (MSP) 2
WN 340 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2025-10-04 through 2025-11-01
Sat 15:00 Baltimore (BWI) 16:10 Buffalo (BUF)
WN 340 Non-stop Boeing 737-800 (73H) 1:10 Valid until 2025-05-31
Mon,Thu,Fri 15:25 Baltimore (BWI) 16:35 Buffalo (BUF)
WN 340 Non-stop Boeing 737-800 (73H) 1:10 Valid until 2025-06-02
Sun 16:20 Saint Louis (STL) 2 18:05 New Orleans (MSY)
WN 340 Non-stop Boeing 737-800 (73H) 1:45 Valid until 2025-05-18
Sun 16:20 Saint Louis (STL) 2 18:05 New Orleans (MSY)
WN 340 Non-stop Boeing 737-800 (73H) 1:45 Operates only on 2025-06-01
Sat 16:55 Buffalo (BUF) 18:55 Las Vegas Harry Reid (LAS) 1
WN 340 Non-stop Boeing 737-800 (73H) 5:00 Valid until 2025-05-31
Tue,Wed 18:40 Saint Louis (STL) 2 21:35 Jacksonville (JAX)
WN 340 Non-stop Boeing 737-700 (73W) 1:55 Effective 2025-08-05 through 2025-10-01
Sun 18:55 Saint Louis (STL) 2 20:35 New Orleans (MSY)
WN 340 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Operates only on 2025-05-25
Tue,Wed 21:25 Baltimore (BWI) 22:35 Buffalo (BUF)
WN 340 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Valid until 2025-06-04
Non-Direct Flights:
Sun 07:40 Louisville (SDF) 10:40 Fresno (FAT)
WN 340 1-stop Boeing 737-700 (73W) 6:00 Operates only on 2025-08-31
Fri 08:30 Midway, Chicago (MDW) 12:25 Las Vegas Harry Reid (LAS) 1
WN 340 1-stop Boeing 737-800 (73H) 5:55 Operates only on 2025-07-04
Sun 09:30 Baltimore (BWI) 13:25 New Orleans (MSY)
WN 340 1-stop Boeing 737-800 (73H) 4:55 Effective 2025-10-05 through 2025-10-26
Sat 10:35 Baltimore (BWI) 13:50 Minneapolis/Saint Paul (MSP) 2
WN 340 1-stop Boeing 737-700 (Scimitar Winglets) 4:15 Effective 2025-10-04 through 2025-11-01
Sat 15:00 Baltimore (BWI) 18:55 Las Vegas Harry Reid (LAS) 1
WN 340 1-stop Boeing 737-800 (73H) 6:55 Valid until 2025-05-31
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 340: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN340
06:00
Atlanta (ATL) N

07:05
Love Field, Dallas (DAL) 1
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
06:10
Atlanta (ATL) N

07:15
Love Field, Dallas (DAL) 1
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN340
06:15
Memphis (MEM)

07:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN340
06:15
Memphis (MEM)

07:45
Las Vegas Harry Reid (LAS) 1
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN340
07:40
Louisville (SDF)

08:40
Las Vegas Harry Reid (LAS) 1
Operates only on 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:00, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN340
08:15
Saint Louis (STL) 2

11:15
Jacksonville (JAX)
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN340
08:30
Midway, Chicago (MDW)

10:10
Memphis (MEM)
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
08:30
Saint Louis (STL) 2

11:25
Jacksonville (JAX)
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN340
08:30
Saint Louis (STL) 2

11:25
Jacksonville (JAX)
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN340
09:25
Las Vegas Harry Reid (LAS) 1

10:40
Fresno (FAT)
Operates only on 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN340
09:30
Baltimore (BWI)

10:30
Midway, Chicago (MDW)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
10:30
Saint Louis (STL) 2

13:30
Jacksonville (JAX)
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN340
10:35
Baltimore (BWI)

11:40
Midway, Chicago (MDW)
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN340
10:55
Memphis (MEM)

12:25
Las Vegas Harry Reid (LAS) 1
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
11:10
Atlanta (ATL) N

12:15
Love Field, Dallas (DAL) 1
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
11:10
Midway, Chicago (MDW)

13:25
New Orleans (MSY)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
12:20
Midway, Chicago (MDW)

13:50
Minneapolis/Saint Paul (MSP) 2
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN340
12:20
Midway, Chicago (MDW)

13:50
Minneapolis/Saint Paul (MSP) 2
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN340
15:00
Baltimore (BWI)

16:10
Buffalo (BUF)
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
15:25
Baltimore (BWI)

16:35
Buffalo (BUF)
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
16:20
Saint Louis (STL) 2

18:05
New Orleans (MSY)
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
16:20
Saint Louis (STL) 2

18:05
New Orleans (MSY)
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
16:55
Buffalo (BUF)

18:55
Las Vegas Harry Reid (LAS) 1
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:00, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
18:40
Saint Louis (STL) 2

21:35
Jacksonville (JAX)
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN340
18:55
Saint Louis (STL) 2

20:35
New Orleans (MSY)
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN340
21:25
Baltimore (BWI)

22:35
Buffalo (BUF)
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN340
07:40
Louisville (SDF)

10:40
Fresno (FAT)
Operates only on 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:00, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN340
08:30
Midway, Chicago (MDW)

12:25
Las Vegas Harry Reid (LAS) 1
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 5:55, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
09:30
Baltimore (BWI)

13:25
New Orleans (MSY)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:55, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN340
10:35
Baltimore (BWI)

13:50
Minneapolis/Saint Paul (MSP) 2
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:15, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN340
15:00
Baltimore (BWI)

18:55
Las Vegas Harry Reid (LAS) 1
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:55, 1-stop
Boeing 737-800 (73H)
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Parallax here
This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Love Field, Dallas (DAL)
  • Baltimore (BWI) - Buffalo (BUF)
  • Baltimore (BWI) - Las Vegas Harry Reid (LAS)
  • Baltimore (BWI) - Midway, Chicago (MDW)
  • Baltimore (BWI) - Minneapolis/Saint Paul (MSP)
  • Baltimore (BWI) - New Orleans (MSY)
  • Buffalo (BUF) - Las Vegas Harry Reid (LAS)
  • Las Vegas Harry Reid (LAS) - Fresno (FAT)
  • Louisville (SDF) - Fresno (FAT)
  • Louisville (SDF) - Las Vegas Harry Reid (LAS)
  • Memphis (MEM) - Las Vegas Harry Reid (LAS)
  • Midway, Chicago (MDW) - Las Vegas Harry Reid (LAS)
  • Midway, Chicago (MDW) - Memphis (MEM)
  • Midway, Chicago (MDW) - Minneapolis/Saint Paul (MSP)
  • Midway, Chicago (MDW) - New Orleans (MSY)
  • Saint Louis (STL) - Jacksonville (JAX)
  • Saint Louis (STL) - New Orleans (MSY)
All Southwest Airlines flights
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