Southwest Airlines flight WN 3859: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon 06:50 Oakland (OAK) 2 12:10 Austin (AUS)
WN 3859 Non-stop Boeing 737 MAX 8 (7M8) 3:20 Operates only on 2026-01-05
Sat 07:45 Santa Ana (SNA) 09:15 San Jose (SJC) B
WN 3859 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-06-06 through 2026-08-01
Sun 08:00 Santa Ana (SNA) 09:20 San Jose (SJC) B
WN 3859 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2026-06-07 through 2026-08-02
Tue,Wed 08:00 Santa Ana (SNA) 09:20 San Jose (SJC) B
WN 3859 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 08:10 Santa Ana (SNA) 09:30 San Jose (SJC) B
WN 3859 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-06-04 through 2026-08-03
Wed,Thu 09:50 Oakland (OAK) 2 15:10 Austin (AUS)
WN 3859 Non-stop Boeing 737 MAX 8 (7M8) 3:20 Valid until 2026-01-01
Sun 10:10 Houston Hobby (HOU) 11:20 Harlingen (HRL)
WN 3859 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-04-12 through 2026-05-17
Sun 10:10 Houston Hobby (HOU) 11:20 Harlingen (HRL)
WN 3859 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2026-05-31
Sat 10:25 Houston Hobby (HOU) 11:35 Harlingen (HRL)
WN 3859 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-04-11 through 2026-05-30
Mon,Thu,Fri 10:35 Houston Hobby (HOU) 11:45 Harlingen (HRL)
WN 3859 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-04-09 through 2026-06-01
Sun 11:00 Houston Hobby (HOU) 12:10 Harlingen (HRL)
WN 3859 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2026-05-24
Tue,Wed 11:05 Houston Hobby (HOU) 12:15 Harlingen (HRL)
WN 3859 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 13:25 San Antonio (SAT) A 14:30 Los Angeles (LAX) 1
WN 3859 Non-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2026-08-06 through 2026-09-28
Sun 14:30 Baltimore (BWI) 15:35 Chicago Midway (MDW)
WN 3859 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Operates only on 2026-01-04
Sat 16:05 Saint Louis (STL) 2 19:25 Orlando (MCO)
WN 3859 Non-stop Boeing 737-800 (73H) 2:20 Effective 2026-08-08 through 2026-09-26
Sun 16:20 Chicago Midway (MDW) 17:30 Saint Louis (STL) 2
WN 3859 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Operates only on 2026-01-04
Sat 16:40 Denver (DEN) 19:15 Kansas City (MCI)
WN 3859 Non-stop Boeing 737-800 (73H) 1:35 Valid until 2026-01-03
Sat 16:45 Fort Myers (RSW) 19:30 Cleveland (CLE)
WN 3859 Non-stop Boeing 737-800 (73H) 2:45 Effective 2026-03-07 through 2026-04-04
Sun 17:55 Saint Louis (STL) 2 21:15 Orlando (MCO)
WN 3859 Non-stop Boeing 737-800 (73H) 2:20 Effective 2026-08-09 through 2026-09-27
Sun 18:05 Austin (AUS) 19:10 Las Vegas Harry Reid (LAS) 1
WN 3859 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Effective 2026-03-08 through 2026-04-05
Sun 18:10 Saint Louis (STL) 2 19:20 Nashville (BNA)
WN 3859 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Operates only on 2026-01-04
Non-Direct Flights:
Sun 14:30 Baltimore (BWI) 17:30 Saint Louis (STL) 2
WN 3859 1-stop Boeing 737 MAX 8 (7M8) 4:00 Operates only on 2026-01-04
Sun 16:20 Chicago Midway (MDW) 19:20 Nashville (BNA)
WN 3859 1-stop Boeing 737 MAX 8 (7M8) 3:00 Operates only on 2026-01-04
Sun 14:30 Baltimore (BWI) 19:20 Nashville (BNA)
WN 3859 2-stop Boeing 737 MAX 8 (7M8) 5:50 Operates only on 2026-01-04
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This flight number is listed as serving the following routes:
Southwest Airlines flight WN 3859: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Southwest Airlines WN3859
06:50

12:10
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3859
09:50

15:10
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3859
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3859
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3859
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3859
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3859
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:45, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3859
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3859
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3859
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:00, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3859
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:00, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3859
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:50, 2-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Austin (AUS) - Las Vegas Harry Reid (LAS)
  • Baltimore (BWI) - Chicago Midway (MDW)
  • Baltimore (BWI) - Nashville (BNA)
  • Baltimore (BWI) - Saint Louis (STL)
  • Chicago Midway (MDW) - Nashville (BNA)
  • Chicago Midway (MDW) - Saint Louis (STL)
  • Denver (DEN) - Kansas City (MCI)
  • Fort Myers (RSW) - Cleveland (CLE)
  • Houston Hobby (HOU) - Harlingen (HRL)
  • Oakland (OAK) - Austin (AUS)
  • Saint Louis (STL) - Nashville (BNA)
  • Saint Louis (STL) - Orlando (MCO)
  • San Antonio (SAT) - Los Angeles (LAX)
  • Santa Ana (SNA) - San Jose (SJC)