Southwest Airlines flight WN 3879: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Tue,Fri,Sun 06:55 Oakland (OAK) 2 08:20 Long Beach (LGB)
WN 3879 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Valid until 2026-01-04
Sat 07:40 Oakland (OAK) 2 09:05 Long Beach (LGB)
WN 3879 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Operates only on 2026-01-03
Sat,Sun 10:15 Saint Louis (STL) 2 12:55 Pittsburgh (PIT)
WN 3879 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-08-08 through 2026-09-27
Mon,Thu,Fri 10:20 Saint Louis (STL) 2 13:00 Pittsburgh (PIT)
WN 3879 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Effective 2026-08-06 through 2026-09-28
Tue,Wed 10:25 Saint Louis (STL) 2 13:05 Pittsburgh (PIT)
WN 3879 Non-stop Boeing 737-800 (73H) 1:40 Effective 2026-08-04 through 2026-09-30
Sun 16:50 Sarasota/Bradenton (SRQ) 18:30 Chicago Midway (MDW)
WN 3879 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2026-06-07 through 2026-08-02
Tue,Wed 17:15 Orlando (MCO) 19:20 Milwaukee (MKE)
WN 3879 Non-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2026-03-10 through 2026-04-01
Mon,Thu,Fri 17:45 Sarasota/Bradenton (SRQ) 19:25 Chicago Midway (MDW)
WN 3879 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2026-06-04 through 2026-08-03
Tue,Wed 18:15 Sarasota/Bradenton (SRQ) 19:55 Chicago Midway (MDW)
WN 3879 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2026-06-09 through 2026-07-29
Mon 20:15 San Antonio (SAT) A 21:10 Las Vegas Harry Reid (LAS) 1
WN 3879 Non-stop Boeing 737-800 (73H) 2:55 Operates only on 2026-01-05
Sat 21:45 Orlando (MCO) 23:45 Milwaukee (MKE)
WN 3879 Non-stop Boeing 737-800 (73H) 3:00 Effective 2026-03-07 through 2026-04-04
Mon,Thu,Fri 21:50 Orlando (MCO) 23:50 Milwaukee (MKE)
WN 3879 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2026-03-05 through 2026-04-06
Sun 21:50 Orlando (MCO) 23:50 Milwaukee (MKE)
WN 3879 Non-stop Boeing 737-800 (73H) 3:00 Effective 2026-03-08 through 2026-04-05
Mon 22:00 Las Vegas Harry Reid (LAS) 1 23:35 Sacramento (SMF) B
WN 3879 Non-stop Boeing 737-800 (73H) 1:35 Operates only on 2026-01-05
Non-Direct Flights:
Mon 20:15 San Antonio (SAT) A 23:35 Sacramento (SMF) B
WN 3879 1-stop Boeing 737-800 (73H) 5:20 Operates only on 2026-01-05
This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3879: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3879
06:55
Oakland (OAK) 2

08:20
Long Beach (LGB)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3879
07:40
Oakland (OAK) 2

09:05
Long Beach (LGB)
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3879
10:15
Saint Louis (STL) 2

12:55
Pittsburgh (PIT)
Effective 2026-08-08 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3879
10:20
Saint Louis (STL) 2

13:00
Pittsburgh (PIT)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3879
10:25
Saint Louis (STL) 2

13:05
Pittsburgh (PIT)
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3879
16:50
Sarasota/Bradenton (SRQ)

18:30
Chicago Midway (MDW)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3879
17:15
Orlando (MCO)

19:20
Milwaukee (MKE)
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3879
17:45
Sarasota/Bradenton (SRQ)

19:25
Chicago Midway (MDW)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3879
18:15
Sarasota/Bradenton (SRQ)

19:55
Chicago Midway (MDW)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3879
20:15
San Antonio (SAT) A

21:10
Las Vegas Harry Reid (LAS) 1
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3879
21:45
Orlando (MCO)

23:45
Milwaukee (MKE)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3879
21:50
Orlando (MCO)

23:50
Milwaukee (MKE)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3879
21:50
Orlando (MCO)

23:50
Milwaukee (MKE)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3879
22:00
Las Vegas Harry Reid (LAS) 1

23:35
Sacramento (SMF) B
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN3879
20:15
San Antonio (SAT) A

23:35
Sacramento (SMF) B
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:20, 1-stop
Boeing 737-800 (73H)
This flight number is listed as serving the following routes:
  • Las Vegas Harry Reid (LAS) - Sacramento (SMF)
  • Oakland (OAK) - Long Beach (LGB)
  • Orlando (MCO) - Milwaukee (MKE)
  • Saint Louis (STL) - Pittsburgh (PIT)
  • San Antonio (SAT) - Las Vegas Harry Reid (LAS)
  • San Antonio (SAT) - Sacramento (SMF)
  • Sarasota/Bradenton (SRQ) - Chicago Midway (MDW)
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