Southwest Airlines flight WN 3643: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 07:05 Minneapolis/Saint Paul (MSP) 2 08:35 Midway, Chicago (MDW)
WN 3643 Non-stop Boeing 737-700 (73W) 1:30 Effective 2025-08-07 through 2025-09-29
Mon,Thu,Fri 07:20 Midway, Chicago (MDW) 09:50 Oakland (OAK) 2
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 4:30 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 07:20 Midway, Chicago (MDW) 09:50 Oakland (OAK) 2
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 4:30 Effective 2025-07-07 through 2025-08-04
Sat 08:00 Orlando (MCO) 10:25 Cincinnati (CVG)
WN 3643 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Effective 2025-11-22 through 2025-11-29
Sat 08:00 Orlando (MCO) 10:25 Cincinnati (CVG)
WN 3643 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Effective 2025-12-20 through 2026-01-03
Sun 08:05 Midway, Chicago (MDW) 10:35 Oakland (OAK) 2
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 4:30 Effective 2025-06-08 through 2025-08-03
Tue,Wed 08:35 Midway, Chicago (MDW) 11:30 Atlanta (ATL) N
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2025-08-05 through 2025-10-01
Mon,Thu,Fri 09:15 Midway, Chicago (MDW) 12:05 Atlanta (ATL) N
WN 3643 Non-stop Boeing 737-700 (73W) 1:50 Effective 2025-08-07 through 2025-09-29
Tue,Wed 10:00 Luis Munoz Marin, San Juan (SJU) B 13:05 Orlando (MCO)
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Effective 2025-06-10 through 2025-07-30
Mon-Wed 11:55 Orlando (MCO) 14:15 Cincinnati (CVG)
WN 3643 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 11:55 Orlando (MCO) 14:15 Cincinnati (CVG)
WN 3643 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-12-19 through 2026-01-04
Sat 12:45 Portland (PDX) 15:15 Phoenix Sky Harbor (PHX) 4
WN 3643 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2025-10-04 through 2025-11-01
Tue,Wed 14:00 Orlando (MCO) 15:50 Midway, Chicago (MDW)
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2025-06-10 through 2025-07-30
Tue,Wed 15:15 Portland (PDX) 17:45 Phoenix Sky Harbor (PHX) 4
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2025-10-07 through 2025-10-29
Fri 16:00 Midway, Chicago (MDW) 18:30 Oakland (OAK) 2
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 4:30 Operates only on 2025-07-04
Tue,Wed 16:50 Midway, Chicago (MDW) 19:20 Oakland (OAK) 2
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 4:30 Effective 2025-06-10 through 2025-07-30
Sat 17:45 Midway, Chicago (MDW) 20:20 Oakland (OAK) 2
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Effective 2025-06-07 through 2025-08-02
Thu,Fri 18:55 Kansas City (MCI) 20:50 Austin (AUS)
WN 3643 Non-stop Boeing 737-800 (73H) 1:55 Effective 2025-10-02 through 2025-10-31
Sat 19:10 Oakland (OAK) 2 21:10 Spokane (GEG)
WN 3643 Non-stop Boeing 737-700 (73W) 2:00 Valid until 2025-05-31
Tue,Wed 20:25 Oakland (OAK) 2 22:25 Spokane (GEG)
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Valid until 2025-06-04
Mon,Thu,Fri 20:35 Oakland (OAK) 2 22:35 Spokane (GEG)
WN 3643 Non-stop Boeing 737-800 (73H) 2:00 Valid until 2025-06-02
Sun 20:40 Oakland (OAK) 2 22:40 Spokane (GEG)
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Valid until 2025-05-18
Sun 20:40 Oakland (OAK) 2 22:40 Spokane (GEG)
WN 3643 Non-stop Boeing 737-800 (73H) 2:00 Operates only on 2025-05-25
Sun 20:40 Oakland (OAK) 2 22:40 Spokane (GEG)
WN 3643 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Operates only on 2025-06-01
Non-Direct Flights:
Mon,Thu,Fri 07:05 Minneapolis/Saint Paul (MSP) 2 12:05 Atlanta (ATL) N
WN 3643 1-stop Boeing 737-700 (73W) 4:00 Effective 2025-08-07 through 2025-09-29
Tue,Wed 10:00 Luis Munoz Marin, San Juan (SJU) B 15:50 Midway, Chicago (MDW)
WN 3643 1-stop Boeing 737 MAX 8 (7M8) 6:50 Effective 2025-06-10 through 2025-07-30
Tue,Wed 14:00 Orlando (MCO) 19:20 Oakland (OAK) 2
WN 3643 1-stop Boeing 737 MAX 8 (7M8) 8:20 Effective 2025-06-10 through 2025-07-30
Tue,Wed 10:00 Luis Munoz Marin, San Juan (SJU) B 19:20 Oakland (OAK) 2
WN 3643 2-stop Boeing 737 MAX 8 (7M8) 12:20 Effective 2025-06-10 through 2025-07-30
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This flight number is listed as serving the following routes:
Southwest Airlines flight WN 3643: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Southwest Airlines WN3643
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3643
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3643
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3643
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3643
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:05, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3643
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3643
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Effective 2025-10-02 through 2025-10-31
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3643
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3643
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3643
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3643
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3643
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:00, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN3643
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:50, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 8:20, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3643
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 12:20, 2-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Kansas City (MCI) - Austin (AUS)
  • Luis Munoz Marin, San Juan (SJU) - Midway, Chicago (MDW)
  • Luis Munoz Marin, San Juan (SJU) - Oakland (OAK)
  • Luis Munoz Marin, San Juan (SJU) - Orlando (MCO)
  • Midway, Chicago (MDW) - Atlanta (ATL)
  • Midway, Chicago (MDW) - Oakland (OAK)
  • Minneapolis/Saint Paul (MSP) - Atlanta (ATL)
  • Minneapolis/Saint Paul (MSP) - Midway, Chicago (MDW)
  • Oakland (OAK) - Spokane (GEG)
  • Orlando (MCO) - Cincinnati (CVG)
  • Orlando (MCO) - Midway, Chicago (MDW)
  • Orlando (MCO) - Oakland (OAK)
  • Portland (PDX) - Phoenix Sky Harbor (PHX)