Southwest Airlines flight WN 3781: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 07:25 Tampa (TPA) 10:10 Albany (ALB)
WN 3781 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-10-02 through 2025-10-31
Sun 07:50 Salt Lake City (SLC) 09:15 Denver (DEN)
WN 3781 Non-stop Boeing 737-700 (73W) 1:25 Effective 2025-08-10 through 2025-08-24
Sun 07:50 Salt Lake City (SLC) 09:15 Denver (DEN)
WN 3781 Non-stop Boeing 737-700 (73W) 1:25 Effective 2025-09-07 through 2025-09-28
Sat 08:40 Orlando (MCO) 11:20 Albany (ALB)
WN 3781 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2025-10-04 through 2025-11-01
Tue,Wed 08:40 San Diego (SAN) 1 12:10 Denver (DEN)
WN 3781 Non-stop Boeing 737-800 (73H) 2:30 Effective 2025-11-04 through 2025-11-12
Mon-Thu 08:40 San Diego (SAN) 1 12:10 Denver (DEN)
WN 3781 Non-stop Boeing 737-800 (73H) 2:30 Effective 2025-11-17 through 2025-11-20
Mon-Fri 08:40 San Diego (SAN) 1 12:10 Denver (DEN)
WN 3781 Non-stop Boeing 737-800 (73H) 2:30 Effective 2025-12-02 through 2025-12-11
Mon-Wed 08:40 San Diego (SAN) 1 12:10 Denver (DEN)
WN 3781 Non-stop Boeing 737-800 (73H) 2:30 Effective 2025-12-15 through 2025-12-17
Wed,Thu 08:40 San Diego (SAN) 1 12:10 Denver (DEN)
WN 3781 Non-stop Boeing 737-800 (73H) 2:30 Effective 2025-12-24 through 2026-01-01
Sun 08:55 Orlando (MCO) 11:35 Albany (ALB)
WN 3781 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2025-10-05 through 2025-10-26
Tue,Wed 09:00 John Glenn Columbus (CMH) 09:30 Saint Louis (STL) 2
WN 3781 Non-stop Boeing 737-800 (73H) 1:30 Valid until 2025-06-04
Sat 10:10 Salt Lake City (SLC) 11:35 Denver (DEN)
WN 3781 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-08-09 through 2025-09-27
Mon,Thu,Fri 10:45 Albany (ALB) 12:00 Baltimore (BWI)
WN 3781 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2025-10-02 through 2025-10-31
Sat 11:55 Albany (ALB) 13:15 Baltimore (BWI)
WN 3781 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2025-10-04 through 2025-11-01
Sun 12:10 Albany (ALB) 13:30 Baltimore (BWI)
WN 3781 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2025-10-05 through 2025-10-26
Tue,Wed 12:25 Salt Lake City (SLC) 13:55 Denver (DEN)
WN 3781 Non-stop Boeing 737-800 (73H) 1:30 Effective 2025-08-05 through 2025-10-01
Tue,Wed 13:15 Albany (ALB) 14:30 Baltimore (BWI)
WN 3781 Non-stop Boeing 737-800 (73H) 1:15 Effective 2025-10-07 through 2025-10-29
Mon,Thu,Fri,Sun 14:05 San Diego (SAN) 1 17:30 Denver (DEN)
WN 3781 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 14:05 San Diego (SAN) 1 17:30 Denver (DEN)
WN 3781 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2025-11-21 through 2025-11-28
Fri,Sun 14:05 San Diego (SAN) 1 17:30 Denver (DEN)
WN 3781 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2025-12-07 through 2025-12-14
Thu 14:05 San Diego (SAN) 1 17:30 Denver (DEN)
WN 3781 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Operates only on 2025-12-18
Mon 14:05 San Diego (SAN) 1 17:30 Denver (DEN)
WN 3781 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Operates only on 2026-01-05
Sun 14:40 Miami (MIA) 17:25 John Glenn Columbus (CMH)
WN 3781 Non-stop Boeing 737-700 (73W) 2:45 Operates only on 2025-05-25
Sun 14:50 Miami (MIA) 17:35 John Glenn Columbus (CMH)
WN 3781 Non-stop Boeing 737-700 (73W) 2:45 Valid until 2025-05-18
Sun 14:50 Miami (MIA) 17:35 John Glenn Columbus (CMH)
WN 3781 Non-stop Boeing 737-700 (73W) 2:45 Operates only on 2025-06-01
Sun 15:00 San Diego (SAN) 1 18:25 Denver (DEN)
WN 3781 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Operates only on 2025-11-30
Sat 16:05 Austin (AUS) 17:05 Houston Hobby (HOU)
WN 3781 Non-stop Boeing 737-800 (73H) 1:00 Effective 2025-11-08 through 2025-11-15
Sat 16:05 Austin (AUS) 17:05 Houston Hobby (HOU)
WN 3781 Non-stop Boeing 737-800 (73H) 1:00 Effective 2025-12-06 through 2025-12-13
Sat 18:50 Richmond (RIC) 19:50 Midway, Chicago (MDW)
WN 3781 Non-stop Boeing 737-700 (73W) 2:00 Effective 2025-06-07 through 2025-08-02
Sun 19:55 Richmond (RIC) 20:55 Midway, Chicago (MDW)
WN 3781 Non-stop Boeing 737-700 (73W) 2:00 Effective 2025-06-08 through 2025-08-03
Mon,Thu,Fri 20:10 John Glenn Columbus (CMH) 20:35 Saint Louis (STL) 2
WN 3781 Non-stop Boeing 737-800 (73H) 1:25 Valid until 2025-06-02
Mon,Thu,Fri 20:15 Richmond (RIC) 21:15 Midway, Chicago (MDW)
WN 3781 Non-stop Boeing 737-800 (73H) 2:00 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 20:15 Richmond (RIC) 21:15 Midway, Chicago (MDW)
WN 3781 Non-stop Boeing 737-800 (73H) 2:00 Effective 2025-07-07 through 2025-08-04
Non-Direct Flights:
Mon,Thu,Fri 07:25 Tampa (TPA) 12:00 Baltimore (BWI)
WN 3781 1-stop Boeing 737-700 (Scimitar Winglets) 4:35 Effective 2025-10-02 through 2025-10-31
Sat 08:40 Orlando (MCO) 13:15 Baltimore (BWI)
WN 3781 1-stop Boeing 737-700 (Scimitar Winglets) 4:35 Effective 2025-10-04 through 2025-11-01
Sun 08:55 Orlando (MCO) 13:30 Baltimore (BWI)
WN 3781 1-stop Boeing 737-700 (Scimitar Winglets) 4:35 Effective 2025-10-05 through 2025-10-26
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3781: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3781
07:25
Tampa (TPA)

10:10
Albany (ALB)
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3781
07:50
Salt Lake City (SLC)

09:15
Denver (DEN)
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3781
07:50
Salt Lake City (SLC)

09:15
Denver (DEN)
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3781
08:40
Orlando (MCO)

11:20
Albany (ALB)
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3781
08:40
San Diego (SAN) 1

12:10
Denver (DEN)
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
08:40
San Diego (SAN) 1

12:10
Denver (DEN)
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
08:40
San Diego (SAN) 1

12:10
Denver (DEN)
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
08:40
San Diego (SAN) 1

12:10
Denver (DEN)
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
08:40
San Diego (SAN) 1

12:10
Denver (DEN)
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
08:55
Orlando (MCO)

11:35
Albany (ALB)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3781
09:00
John Glenn Columbus (CMH)

09:30
Saint Louis (STL) 2
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
10:10
Salt Lake City (SLC)

11:35
Denver (DEN)
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
10:45
Albany (ALB)

12:00
Baltimore (BWI)
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3781
11:55
Albany (ALB)

13:15
Baltimore (BWI)
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3781
12:10
Albany (ALB)

13:30
Baltimore (BWI)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3781
12:25
Salt Lake City (SLC)

13:55
Denver (DEN)
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
13:15
Albany (ALB)

14:30
Baltimore (BWI)
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
14:05
San Diego (SAN) 1

17:30
Denver (DEN)
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3781
14:05
San Diego (SAN) 1

17:30
Denver (DEN)
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3781
14:05
San Diego (SAN) 1

17:30
Denver (DEN)
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3781
14:05
San Diego (SAN) 1

17:30
Denver (DEN)
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3781
14:05
San Diego (SAN) 1

17:30
Denver (DEN)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3781
14:40
Miami (MIA)

17:25
John Glenn Columbus (CMH)
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3781
14:50
Miami (MIA)

17:35
John Glenn Columbus (CMH)
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3781
14:50
Miami (MIA)

17:35
John Glenn Columbus (CMH)
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3781
15:00
San Diego (SAN) 1

18:25
Denver (DEN)
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3781
16:05
Austin (AUS)

17:05
Houston Hobby (HOU)
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:00, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
16:05
Austin (AUS)

17:05
Houston Hobby (HOU)
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:00, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
18:50
Richmond (RIC)

19:50
Midway, Chicago (MDW)
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3781
19:55
Richmond (RIC)

20:55
Midway, Chicago (MDW)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3781
20:10
John Glenn Columbus (CMH)

20:35
Saint Louis (STL) 2
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
20:15
Richmond (RIC)

21:15
Midway, Chicago (MDW)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3781
20:15
Richmond (RIC)

21:15
Midway, Chicago (MDW)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN3781
07:25
Tampa (TPA)

12:00
Baltimore (BWI)
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:35, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3781
08:40
Orlando (MCO)

13:15
Baltimore (BWI)
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:35, 1-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3781
08:55
Orlando (MCO)

13:30
Baltimore (BWI)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:35, 1-stop
Boeing 737-700 (Scimitar Winglets)
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Parallax here
This flight number is listed as serving the following routes:
  • Albany (ALB) - Baltimore (BWI)
  • Austin (AUS) - Houston Hobby (HOU)
  • John Glenn Columbus (CMH) - Saint Louis (STL)
  • Miami (MIA) - John Glenn Columbus (CMH)
  • Orlando (MCO) - Albany (ALB)
  • Orlando (MCO) - Baltimore (BWI)
  • Richmond (RIC) - Midway, Chicago (MDW)
  • Salt Lake City (SLC) - Denver (DEN)
  • San Diego (SAN) - Denver (DEN)
  • Tampa (TPA) - Albany (ALB)
  • Tampa (TPA) - Baltimore (BWI)
All Southwest Airlines flights
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