Southwest Airlines flight WN 3665: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 05:00 Houston Hobby (HOU) 08:20 Orlando (MCO)
WN 3665 Non-stop Boeing 737-700 (73W) 2:20 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 05:00 Houston Hobby (HOU) 08:20 Orlando (MCO)
WN 3665 Non-stop Boeing 737-700 (73W) 2:20 Effective 2025-07-07 through 2025-08-04
Sun 07:00 New Orleans (MSY) 09:00 Kansas City (MCI)
WN 3665 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-10-05 through 2025-10-26
Sat 07:35 Orlando (MCO) 10:10 Islip (ISP)
WN 3665 Non-stop Boeing 737-700 (73W) 2:35 Effective 2025-06-07 through 2025-08-02
Fri 07:40 Orlando (MCO) 10:15 Islip (ISP)
WN 3665 Non-stop Boeing 737-700 (73W) 2:35 Operates only on 2025-07-04
Sun 08:15 Orlando (MCO) 10:50 Islip (ISP)
WN 3665 Non-stop Boeing 737-800 (73H) 2:35 Effective 2025-06-08 through 2025-08-03
Sat 08:20 Midway, Chicago (MDW) 10:30 Bozeman (BZN)
WN 3665 Non-stop Boeing 737-700 (73W) 3:10 Effective 2025-08-09 through 2025-09-27
Mon,Thu,Fri 08:25 Midway, Chicago (MDW) 10:35 Bozeman (BZN)
WN 3665 Non-stop Boeing 737-800 (73H) 3:10 Effective 2025-08-07 through 2025-09-29
Mon,Thu,Fri 08:55 Orlando (MCO) 11:30 Islip (ISP)
WN 3665 Non-stop Boeing 737-700 (73W) 2:35 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 08:55 Orlando (MCO) 11:30 Islip (ISP)
WN 3665 Non-stop Boeing 737-700 (73W) 2:35 Effective 2025-07-07 through 2025-08-04
Sun 09:35 Kansas City (MCI) 12:00 Indianapolis (IND)
WN 3665 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-10-05 through 2025-10-26
Sun 09:40 Midway, Chicago (MDW) 11:50 Bozeman (BZN)
WN 3665 Non-stop Boeing 737-700 (73W) 3:10 Effective 2025-08-10 through 2025-08-24
Sun 09:40 Midway, Chicago (MDW) 11:50 Bozeman (BZN)
WN 3665 Non-stop Boeing 737-700 (73W) 3:10 Effective 2025-09-07 through 2025-09-28
Sun 10:00 Orlando (MCO) 12:30 Indianapolis (IND)
WN 3665 Non-stop Boeing 737-700 (73W) 2:30 Operates only on 2025-05-25
Fri 10:50 Islip (ISP) 12:05 Baltimore (BWI)
WN 3665 Non-stop Boeing 737-700 (73W) 1:15 Operates only on 2025-07-04
Sat 11:00 Islip (ISP) 12:15 Baltimore (BWI)
WN 3665 Non-stop Boeing 737-700 (73W) 1:15 Effective 2025-06-07 through 2025-08-02
Sun 11:35 Islip (ISP) 12:55 Baltimore (BWI)
WN 3665 Non-stop Boeing 737-800 (73H) 1:20 Effective 2025-06-08 through 2025-08-03
Mon,Thu,Fri 12:05 Islip (ISP) 13:25 Baltimore (BWI)
WN 3665 Non-stop Boeing 737-700 (73W) 1:20 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 12:05 Islip (ISP) 13:25 Baltimore (BWI)
WN 3665 Non-stop Boeing 737-700 (73W) 1:20 Effective 2025-07-07 through 2025-08-04
Sat 12:30 New Orleans (MSY) 14:25 Kansas City (MCI)
WN 3665 Non-stop Boeing 737-800 (73H) 1:55 Effective 2025-10-04 through 2025-11-01
Tue,Wed 12:35 Indianapolis (IND) 12:40 Nashville (BNA)
WN 3665 Non-stop Boeing 737-700 (73W) 1:05 Valid until 2025-06-04
Fri 12:45 Baltimore (BWI) 14:00 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737-700 (73W) 2:15 Operates only on 2025-07-04
Sat 12:50 Indianapolis (IND) 12:55 Nashville (BNA)
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 1:05 Valid until 2025-05-31
Sun 12:50 Indianapolis (IND) 12:55 Nashville (BNA)
WN 3665 Non-stop Boeing 737-700 (73W) 1:05 Operates only on 2025-05-04
Sun 12:50 Indianapolis (IND) 12:55 Nashville (BNA)
WN 3665 Non-stop Boeing 737-800 (73H) 1:05 Effective 2025-05-11 through 2025-05-18
Sun 12:50 Indianapolis (IND) 12:55 Nashville (BNA)
WN 3665 Non-stop Boeing 737-800 (73H) 1:05 Operates only on 2025-06-01
Sun 13:05 Indianapolis (IND) 13:10 Nashville (BNA)
WN 3665 Non-stop Boeing 737-700 (73W) 1:05 Operates only on 2025-05-25
Sat 13:15 Orlando (MCO) 14:55 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2025-11-08 through 2025-11-15
Sat 13:15 Orlando (MCO) 14:55 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2025-12-06 through 2025-12-13
Tue,Wed 13:25 New Orleans (MSY) 15:20 Kansas City (MCI)
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2025-10-07 through 2025-10-29
Mon,Thu,Fri,Sun 13:30 Orlando (MCO) 15:10 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 13:30 Orlando (MCO) 15:10 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-11-21 through 2025-11-28
Fri,Sun 13:30 Orlando (MCO) 15:10 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-12-07 through 2025-12-14
Thu 13:30 Orlando (MCO) 15:10 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Operates only on 2025-12-18
Mon 13:30 Orlando (MCO) 15:10 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Operates only on 2026-01-05
Sun 13:45 Nashville (BNA) 16:25 Salt Lake City (SLC)
WN 3665 Non-stop Boeing 737-700 (73W) 3:40 Operates only on 2025-05-25
Mon,Thu,Fri 14:05 Baltimore (BWI) 15:00 Nashville (BNA)
WN 3665 Non-stop Boeing 737-700 (73W) 1:55 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 14:05 Baltimore (BWI) 15:00 Nashville (BNA)
WN 3665 Non-stop Boeing 737-700 (73W) 1:55 Effective 2025-07-07 through 2025-08-04
Mon-Wed 14:10 Orlando (MCO) 15:50 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 14:10 Orlando (MCO) 15:50 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-12-19 through 2026-01-04
Tue,Wed 14:15 Orlando (MCO) 15:55 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-11-04 through 2025-11-12
Mon-Thu 14:15 Orlando (MCO) 15:55 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-11-17 through 2025-11-20
Mon-Fri 14:15 Orlando (MCO) 15:55 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-12-02 through 2025-12-11
Mon-Wed 14:15 Orlando (MCO) 15:55 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-12-15 through 2025-12-17
Wed,Thu 14:15 Orlando (MCO) 15:55 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-12-24 through 2026-01-01
Mon,Thu,Fri 14:25 Tampa (TPA) 15:05 New Orleans (MSY)
WN 3665 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2025-10-02 through 2025-10-31
Sat 14:40 Orlando (MCO) 16:20 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2025-11-22 through 2025-11-29
Sat 14:40 Orlando (MCO) 16:20 Saint Louis (STL) 2
WN 3665 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2025-12-20 through 2026-01-03
Tue,Wed 14:45 Baltimore (BWI) 15:45 Nashville (BNA)
WN 3665 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2025-06-10 through 2025-07-30
Mon,Thu,Fri 15:40 New Orleans (MSY) 17:40 Kansas City (MCI)
WN 3665 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-10-02 through 2025-10-31
Sat 16:55 Saint Louis (STL) 2 19:25 San Francisco (SFO) 2
WN 3665 Non-stop Boeing 737-700 (Scimitar Winglets) 4:30 Effective 2025-11-22 through 2025-11-29
Sat 16:55 Saint Louis (STL) 2 19:25 San Francisco (SFO) 2
WN 3665 Non-stop Boeing 737-700 (Scimitar Winglets) 4:30 Effective 2025-12-20 through 2026-01-03
Sun 17:00 Salt Lake City (SLC) 18:00 Los Angeles (LAX) 1
WN 3665 Non-stop Boeing 737-700 (73W) 2:00 Operates only on 2025-05-25
Non-Direct Flights:
Mon,Thu,Fri 05:00 Houston Hobby (HOU) 11:30 Islip (ISP)
WN 3665 1-stop Boeing 737-700 (73W) 5:30 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 05:00 Houston Hobby (HOU) 11:30 Islip (ISP)
WN 3665 1-stop Boeing 737-700 (73W) 5:30 Effective 2025-07-07 through 2025-08-04
Sun 07:00 New Orleans (MSY) 12:00 Indianapolis (IND)
WN 3665 1-stop Boeing 737-700 (Scimitar Winglets) 4:00 Effective 2025-10-05 through 2025-10-26
Sat 07:35 Orlando (MCO) 12:15 Baltimore (BWI)
WN 3665 1-stop Boeing 737-700 (73W) 4:40 Effective 2025-06-07 through 2025-08-02
Fri 07:40 Orlando (MCO) 12:05 Baltimore (BWI)
WN 3665 1-stop Boeing 737-700 (73W) 4:25 Operates only on 2025-07-04
Sun 08:15 Orlando (MCO) 12:55 Baltimore (BWI)
WN 3665 1-stop Boeing 737-800 (73H) 4:40 Effective 2025-06-08 through 2025-08-03
Mon,Thu,Fri 08:55 Orlando (MCO) 13:25 Baltimore (BWI)
WN 3665 1-stop Boeing 737-700 (73W) 4:30 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 08:55 Orlando (MCO) 13:25 Baltimore (BWI)
WN 3665 1-stop Boeing 737-700 (73W) 4:30 Effective 2025-07-07 through 2025-08-04
Sun 10:00 Orlando (MCO) 13:10 Nashville (BNA)
WN 3665 1-stop Boeing 737-700 (73W) 4:10 Operates only on 2025-05-25
Fri 10:50 Islip (ISP) 14:00 Saint Louis (STL) 2
WN 3665 1-stop Boeing 737-700 (73W) 4:10 Operates only on 2025-07-04
Mon,Thu,Fri 12:05 Islip (ISP) 15:00 Nashville (BNA)
WN 3665 1-stop Boeing 737-700 (73W) 3:55 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 12:05 Islip (ISP) 15:00 Nashville (BNA)
WN 3665 1-stop Boeing 737-700 (73W) 3:55 Effective 2025-07-07 through 2025-08-04
Sun 13:05 Indianapolis (IND) 16:25 Salt Lake City (SLC)
WN 3665 1-stop Boeing 737-700 (73W) 5:20 Operates only on 2025-05-25
Sun 13:45 Nashville (BNA) 18:00 Los Angeles (LAX) 1
WN 3665 1-stop Boeing 737-700 (73W) 6:15 Operates only on 2025-05-25
Mon,Thu,Fri 14:25 Tampa (TPA) 17:40 Kansas City (MCI)
WN 3665 1-stop Boeing 737-700 (Scimitar Winglets) 4:15 Effective 2025-10-02 through 2025-10-31
Sat 14:40 Orlando (MCO) 19:25 San Francisco (SFO) 2
WN 3665 1-stop Boeing 737-700 (Scimitar Winglets) 7:45 Effective 2025-11-22 through 2025-11-29
Sat 14:40 Orlando (MCO) 19:25 San Francisco (SFO) 2
WN 3665 1-stop Boeing 737-700 (Scimitar Winglets) 7:45 Effective 2025-12-20 through 2026-01-03
Mon,Thu,Fri 05:00 Houston Hobby (HOU) 13:25 Baltimore (BWI)
WN 3665 2-stop Boeing 737-700 (73W) 7:25 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 05:00 Houston Hobby (HOU) 13:25 Baltimore (BWI)
WN 3665 2-stop Boeing 737-700 (73W) 7:25 Effective 2025-07-07 through 2025-08-04
Fri 07:40 Orlando (MCO) 14:00 Saint Louis (STL) 2
WN 3665 2-stop Boeing 737-700 (73W) 7:20 Operates only on 2025-07-04
Mon,Thu,Fri 08:55 Orlando (MCO) 15:00 Nashville (BNA)
WN 3665 2-stop Boeing 737-700 (73W) 7:05 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 08:55 Orlando (MCO) 15:00 Nashville (BNA)
WN 3665 2-stop Boeing 737-700 (73W) 7:05 Effective 2025-07-07 through 2025-08-04
Sun 10:00 Orlando (MCO) 16:25 Salt Lake City (SLC)
WN 3665 2-stop Boeing 737-700 (73W) 8:25 Operates only on 2025-05-25
Sun 13:05 Indianapolis (IND) 18:00 Los Angeles (LAX) 1
WN 3665 2-stop Boeing 737-700 (73W) 7:55 Operates only on 2025-05-25
Mon,Thu,Fri 05:00 Houston Hobby (HOU) 15:00 Nashville (BNA)
WN 3665 3-stop Boeing 737-700 (73W) 10:00 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 05:00 Houston Hobby (HOU) 15:00 Nashville (BNA)
WN 3665 3-stop Boeing 737-700 (73W) 10:00 Effective 2025-07-07 through 2025-08-04
Sun 10:00 Orlando (MCO) 18:00 Los Angeles (LAX) 1
WN 3665 3-stop Boeing 737-700 (73W) 11:00 Operates only on 2025-05-25
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This flight number is listed as serving the following routes:
Southwest Airlines flight WN 3665: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Southwest Airlines WN3665
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3665
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:10, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:10, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3665
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:10, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:10, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3665
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:55, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3665
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:05, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Operates only on 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-05-11 through 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3665
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3665
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3665
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3665
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3665
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (73W)

Non-Direct Flights:

Southwest Airlines WN3665
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:30, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:30, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:00, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:40, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:25, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:40, 1-stop
Boeing 737-800 (73H)

Southwest Airlines WN3665
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:30, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:30, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:10, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:10, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:55, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:55, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:20, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:15, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:45, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:45, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3665
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:25, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:25, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 7:20, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:05, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:05, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 8:25, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 7:55, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 10:00, 3-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 10:00, 3-stop
Boeing 737-700 (73W)

Southwest Airlines WN3665
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 11:00, 3-stop
Boeing 737-700 (73W)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here
This flight number is listed as serving the following routes:
  • Baltimore (BWI) - Nashville (BNA)
  • Baltimore (BWI) - Saint Louis (STL)
  • Houston Hobby (HOU) - Baltimore (BWI)
  • Houston Hobby (HOU) - Islip (ISP)
  • Houston Hobby (HOU) - Nashville (BNA)
  • Houston Hobby (HOU) - Orlando (MCO)
  • Indianapolis (IND) - Los Angeles (LAX)
  • Indianapolis (IND) - Nashville (BNA)
  • Indianapolis (IND) - Salt Lake City (SLC)
  • Islip (ISP) - Baltimore (BWI)
  • Islip (ISP) - Nashville (BNA)
  • Islip (ISP) - Saint Louis (STL)
  • Kansas City (MCI) - Indianapolis (IND)
  • Midway, Chicago (MDW) - Bozeman (BZN)
  • Nashville (BNA) - Los Angeles (LAX)
  • Nashville (BNA) - Salt Lake City (SLC)
  • New Orleans (MSY) - Indianapolis (IND)
  • New Orleans (MSY) - Kansas City (MCI)
  • Orlando (MCO) - Baltimore (BWI)
  • Orlando (MCO) - Indianapolis (IND)
  • Orlando (MCO) - Islip (ISP)
  • Orlando (MCO) - Los Angeles (LAX)
  • Orlando (MCO) - Nashville (BNA)
  • Orlando (MCO) - Saint Louis (STL)
  • Orlando (MCO) - Salt Lake City (SLC)
  • Orlando (MCO) - San Francisco (SFO)
  • Saint Louis (STL) - San Francisco (SFO)
  • Salt Lake City (SLC) - Los Angeles (LAX)
  • Tampa (TPA) - Kansas City (MCI)
  • Tampa (TPA) - New Orleans (MSY)