Southwest Airlines flight WN 3686: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Tue,Wed 07:10 Austin (AUS) 09:15 Nashville (BNA) WN 3686 Non-stop Boeing 737-800 (73H) 2:05 Effective 2026-06-09 through 2026-07-29
Sun 08:25 Buffalo (BUF) 09:05 Chicago Midway (MDW) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-04-12 through 2026-05-17
Sun 08:25 Buffalo (BUF) 09:05 Chicago Midway (MDW) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Operates only on 2026-05-31
Sun 09:05 Buffalo (BUF) 09:40 Chicago Midway (MDW) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Operates only on 2026-05-24
Sun 10:25 El Paso (ELP) 13:10 Dallas Love Field (DAL) 1 WN 3686 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-06-07 through 2026-08-02
Sat 12:35 Burbank (BUR) 17:35 Austin (AUS) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 3:00 Effective 2026-06-06 through 2026-08-01
Sun 13:50 Dallas Love Field (DAL) 1 17:30 Raleigh/Durham (RDU) 1 WN 3686 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2026-06-07 through 2026-08-02
Sun 13:50 Sacramento (SMF) B 15:05 Burbank (BUR) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-08-09 through 2026-09-27
Mon,Thu,Fri 16:05 Sacramento (SMF) B 17:20 Burbank (BUR) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-08-06 through 2026-09-28
Thu,Fri,Sun 17:25 Sacramento (SMF) B 18:50 Santa Ana (SNA) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-01-11 through 2026-01-16
Mon,Sun 17:25 Sacramento (SMF) B 18:50 Santa Ana (SNA) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 17:25 Sacramento (SMF) B 18:50 Santa Ana (SNA) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-02-01 through 2026-02-06
Mon,Sun 17:25 Sacramento (SMF) B 18:50 Santa Ana (SNA) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 17:25 Sacramento (SMF) B 18:50 Santa Ana (SNA) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-02-17 through 2026-02-23
Mon 17:25 Sacramento (SMF) B 18:50 Santa Ana (SNA) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Operates only on 2026-03-02
Mon,Thu,Fri 17:55 Sacramento (SMF) B 19:25 Santa Ana (SNA) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 17:55 Sacramento (SMF) B 19:25 Santa Ana (SNA) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-20 through 2026-03-01
Sat 18:10 Austin (AUS) 21:35 Indianapolis (IND) WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Effective 2026-06-06 through 2026-08-01
Tue,Wed 18:50 Saint Louis (STL) 2 21:55 Philadelphia (PHL) E WN 3686 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2026-03-10 through 2026-04-01
Mon,Thu,Fri 19:40 Saint Louis (STL) 2 22:45 Philadelphia (PHL) E WN 3686 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2026-03-05 through 2026-04-06
Sun 19:40 Saint Louis (STL) 2 22:45 Philadelphia (PHL) E WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-03-08 through 2026-04-05
Sat 19:45 Saint Louis (STL) 2 22:50 Philadelphia (PHL) E WN 3686 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-03-07 through 2026-04-04
Sat 21:40 Chicago Midway (MDW) 00:25 Baltimore (BWI) WN 3686 Non-stop Boeing 737-800 (73H) 1:45 Valid until 2026-01-03 The flight arrives 1 day after departure.
Sun 21:40 Chicago Midway (MDW) 00:25 Baltimore (BWI) WN 3686 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Operates only on 2026-01-04 The flight arrives 1 day after departure.
Non-Direct Flights:
Sun 10:25 El Paso (ELP) 17:30 Raleigh/Durham (RDU) 1 WN 3686 1-stop Boeing 737 MAX 8 (7M8) 5:05 Effective 2026-06-07 through 2026-08-02
Sat 12:35 Burbank (BUR) 21:35 Indianapolis (IND) WN 3686 1-stop Boeing 737-700 (Scimitar Winglets) 6:00 Effective 2026-06-06 through 2026-08-01

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This flight number is listed as serving the following routes:

Austin (AUS) - Indianapolis (IND)
Austin (AUS) - Nashville (BNA)
Buffalo (BUF) - Chicago Midway (MDW)
Burbank (BUR) - Austin (AUS)
Burbank (BUR) - Indianapolis (IND)
Chicago Midway (MDW) - Baltimore (BWI)
Dallas Love Field (DAL) - Raleigh/Durham (RDU)
El Paso (ELP) - Dallas Love Field (DAL)
El Paso (ELP) - Raleigh/Durham (RDU)
Sacramento (SMF) - Burbank (BUR)
Sacramento (SMF) - Santa Ana (SNA)
Saint Louis (STL) - Philadelphia (PHL)

All Southwest Airlines flights

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Southwest Airlines flight WN 3686: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN3686

07:10

Austin (AUS)

09:15

Nashville (BNA)

Effective 2026-06-09 through 2026-07-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:05, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3686

08:25

Buffalo (BUF)

09:05

Chicago Midway (MDW)

Effective 2026-04-12 through 2026-05-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

08:25

Buffalo (BUF)

09:05

Chicago Midway (MDW)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

09:05

Buffalo (BUF)

09:40

Chicago Midway (MDW)

Operates only on 2026-05-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

10:25

El Paso (ELP)

13:10

Dallas Love Field (DAL) 1

Effective 2026-06-07 through 2026-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3686

12:35

Burbank (BUR)

17:35

Austin (AUS)

Effective 2026-06-06 through 2026-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

13:50

Dallas Love Field (DAL) 1

17:30

Raleigh/Durham (RDU) 1

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 WN3686

13:50

Sacramento (SMF) B

15:05

Burbank (BUR)

Effective 2026-08-09 through 2026-09-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

16:05

Sacramento (SMF) B

17:20

Burbank (BUR)

Effective 2026-08-06 through 2026-09-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

17:25

Sacramento (SMF) B

18:50

Santa Ana (SNA)

Effective 2026-01-11 through 2026-01-16

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

17:25

Sacramento (SMF) B

18:50

Santa Ana (SNA)

Effective 2026-01-19 through 2026-01-25

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

17:25

Sacramento (SMF) B

18:50

Santa Ana (SNA)

Effective 2026-02-01 through 2026-02-06

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

17:25

Sacramento (SMF) B

18:50

Santa Ana (SNA)

Effective 2026-02-09 through 2026-02-15

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

17:25

Sacramento (SMF) B

18:50

Santa Ana (SNA)

Effective 2026-02-17 through 2026-02-23

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

17:25

Sacramento (SMF) B

18:50

Santa Ana (SNA)

Operates only on 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

17:55

Sacramento (SMF) B

19:25

Santa Ana (SNA)

Effective 2026-02-12 through 2026-02-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

17:55

Sacramento (SMF) B

19:25

Santa Ana (SNA)

Effective 2026-02-20 through 2026-03-01

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

18:10

Austin (AUS)

21:35

Indianapolis (IND)

Effective 2026-06-06 through 2026-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

18:50

Saint Louis (STL) 2

21:55

Philadelphia (PHL) E

Effective 2026-03-10 through 2026-04-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3686

19:40

Saint Louis (STL) 2

22:45

Philadelphia (PHL) E

Effective 2026-03-05 through 2026-04-06

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3686

19:40

Saint Louis (STL) 2

22:45

Philadelphia (PHL) E

Effective 2026-03-08 through 2026-04-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

19:45

Saint Louis (STL) 2

22:50

Philadelphia (PHL) E

Effective 2026-03-07 through 2026-04-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3686

21:40

Chicago Midway (MDW)

00:25(+1)

Baltimore (BWI)

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:45, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN3686

21:40

Chicago Midway (MDW)

00:25(+1)

Baltimore (BWI)

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN3686

10:25

El Paso (ELP)

17:30

Raleigh/Durham (RDU) 1

Effective 2026-06-07 through 2026-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 5:05, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3686

12:35

Burbank (BUR)

21:35

Indianapolis (IND)

Effective 2026-06-06 through 2026-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 6:00, 1-stop
Boeing 737-700 (Scimitar Winglets)

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Parallax here

This flight number is listed as serving the following routes:

Austin (AUS) - Indianapolis (IND)
Austin (AUS) - Nashville (BNA)
Buffalo (BUF) - Chicago Midway (MDW)
Burbank (BUR) - Austin (AUS)
Burbank (BUR) - Indianapolis (IND)
Chicago Midway (MDW) - Baltimore (BWI)
Dallas Love Field (DAL) - Raleigh/Durham (RDU)
El Paso (ELP) - Dallas Love Field (DAL)
El Paso (ELP) - Raleigh/Durham (RDU)
Sacramento (SMF) - Burbank (BUR)
Sacramento (SMF) - Santa Ana (SNA)
Saint Louis (STL) - Philadelphia (PHL)

All Southwest Airlines flights

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