Southwest Airlines flight WN 3688: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sat 05:25 Fort Myers (RSW) 07:20 Chicago Midway (MDW) WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Valid until 2026-01-03
Sun 06:35 Fort Myers (RSW) 08:30 Chicago Midway (MDW) WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Operates only on 2026-01-04
Mon,Tue,Fri,Sun 06:40 Fort Myers (RSW) 08:35 Chicago Midway (MDW) WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Valid until 2026-01-02
Mon 06:50 Fort Myers (RSW) 08:45 Chicago Midway (MDW) WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Operates only on 2026-01-05
Tue,Wed 10:25 Houston Hobby (HOU) 13:50 John Glenn Columbus (CMH) WN 3688 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-03-10 through 2026-04-01
Sat 11:00 Houston Hobby (HOU) 14:25 John Glenn Columbus (CMH) WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-03-07 through 2026-04-04
Sun 12:05 Phoenix Sky Harbor (PHX) 4 13:35 Los Angeles (LAX) 1 WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-03-08 through 2026-04-05
Sat 12:35 Tampa (TPA) 15:30 Manchester (MHT) WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2026-01-10 through 2026-02-07
Mon,Thu,Fri 12:45 Houston Hobby (HOU) 16:10 John Glenn Columbus (CMH) WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-03-05 through 2026-04-06
Sat 12:45 Fort Myers (RSW) 14:20 Dallas Love Field (DAL) 1 WN 3688 Non-stop Boeing 737-800 (73H) 2:35 Effective 2026-06-06 through 2026-08-01
Sat 16:15 Chicago O'Hare (ORD) 5 18:15 Phoenix Sky Harbor (PHX) 4 WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2026-04-11 through 2026-05-23
Sat,Sun 16:15 Chicago O'Hare (ORD) 5 18:15 Phoenix Sky Harbor (PHX) 4 WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2026-05-24 through 2026-05-30
Sat 16:50 Tulsa (TUL) 17:40 Las Vegas Harry Reid (LAS) 1 WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2026-08-08 through 2026-09-26
Wed,Thu 17:35 Fort Myers (RSW) 19:30 Chicago Midway (MDW) WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Valid until 2026-01-01
Sun 18:00 Chicago Midway (MDW) 20:35 Buffalo (BUF) WN 3688 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2026-08-09 through 2026-09-27
Tue 18:10 Chicago Midway (MDW) 20:35 Pittsburgh (PIT) WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2026-08-04 through 2026-09-29
Wed 18:10 Denver (DEN) 23:05 Detroit (DTW) E WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2026-08-05 through 2026-09-30
Mon,Thu,Fri 19:00 Tulsa (TUL) 19:50 Las Vegas Harry Reid (LAS) 1 WN 3688 Non-stop Boeing 737-800 (73H) 2:50 Effective 2026-08-06 through 2026-09-28
Tue,Wed,Sun 19:15 Chicago O'Hare (ORD) 5 21:10 Phoenix Sky Harbor (PHX) 4 WN 3688 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-04-07 through 2026-05-20
Tue,Wed,Sun 19:15 Chicago O'Hare (ORD) 5 21:10 Phoenix Sky Harbor (PHX) 4 WN 3688 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-05-26 through 2026-06-03
Mon,Thu,Fri 19:20 Chicago O'Hare (ORD) 5 21:15 Phoenix Sky Harbor (PHX) 4 WN 3688 Non-stop Boeing 737 MAX 8 (7M8) 3:55 Effective 2026-04-09 through 2026-06-01
Mon,Thu,Fri 20:40 Sacramento (SMF) B 22:20 Santa Ana (SNA) WN 3688 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 20:40 Sacramento (SMF) B 22:20 Santa Ana (SNA) WN 3688 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-02-20 through 2026-03-01

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Parallax here

This flight number is listed as serving the following routes:

Chicago Midway (MDW) - Buffalo (BUF)
Chicago Midway (MDW) - Pittsburgh (PIT)
Chicago O'Hare (ORD) - Phoenix Sky Harbor (PHX)
Denver (DEN) - Detroit (DTW)
Fort Myers (RSW) - Chicago Midway (MDW)
Fort Myers (RSW) - Dallas Love Field (DAL)
Houston Hobby (HOU) - John Glenn Columbus (CMH)
Phoenix Sky Harbor (PHX) - Los Angeles (LAX)
Sacramento (SMF) - Santa Ana (SNA)
Tampa (TPA) - Manchester (MHT)
Tulsa (TUL) - Las Vegas Harry Reid (LAS)

All Southwest Airlines flights

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Southwest Airlines flight WN 3688: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN3688

05:25

Fort Myers (RSW)

07:20

Chicago Midway (MDW)

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

06:35

Fort Myers (RSW)

08:30

Chicago Midway (MDW)

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

06:40

Fort Myers (RSW)

08:35

Chicago Midway (MDW)

Valid until 2026-01-02

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

06:50

Fort Myers (RSW)

08:45

Chicago Midway (MDW)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

10:25

Houston Hobby (HOU)

13:50

John Glenn Columbus (CMH)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3688

11:00

Houston Hobby (HOU)

14:25

John Glenn Columbus (CMH)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

12:05

Phoenix Sky Harbor (PHX) 4

13:35

Los Angeles (LAX) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

12:35

Tampa (TPA)

15:30

Manchester (MHT)

Effective 2026-01-10 through 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

12:45

Houston Hobby (HOU)

16:10

John Glenn Columbus (CMH)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

12:45

Fort Myers (RSW)

14:20

Dallas Love Field (DAL) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3688

16:15

Chicago O'Hare (ORD) 5

18:15

Phoenix Sky Harbor (PHX) 4

Effective 2026-04-11 through 2026-05-23

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

16:15

Chicago O'Hare (ORD) 5

18:15

Phoenix Sky Harbor (PHX) 4

Effective 2026-05-24 through 2026-05-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

16:50

Tulsa (TUL)

17:40

Las Vegas Harry Reid (LAS) 1

Effective 2026-08-08 through 2026-09-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

17:35

Fort Myers (RSW)

19:30

Chicago Midway (MDW)

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

18:00

Chicago Midway (MDW)

20:35

Buffalo (BUF)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3688

18:10

Chicago Midway (MDW)

20:35

Pittsburgh (PIT)

Effective 2026-08-04 through 2026-09-29

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

18:10

Denver (DEN)

23:05

Detroit (DTW) E

Effective 2026-08-05 through 2026-09-30

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

19:00

Tulsa (TUL)

19:50

Las Vegas Harry Reid (LAS) 1

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:50, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3688

19:15

Chicago O'Hare (ORD) 5

21:10

Phoenix Sky Harbor (PHX) 4

Effective 2026-04-07 through 2026-05-20

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3688

19:15

Chicago O'Hare (ORD) 5

21:10

Phoenix Sky Harbor (PHX) 4

Effective 2026-05-26 through 2026-06-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3688

19:20

Chicago O'Hare (ORD) 5

21:15

Phoenix Sky Harbor (PHX) 4

Effective 2026-04-09 through 2026-06-01

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3688

20:40

Sacramento (SMF) B

22:20

Santa Ana (SNA)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3688

20:40

Sacramento (SMF) B

22:20

Santa Ana (SNA)

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

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Parallax here

This flight number is listed as serving the following routes:

Chicago Midway (MDW) - Buffalo (BUF)
Chicago Midway (MDW) - Pittsburgh (PIT)
Chicago O'Hare (ORD) - Phoenix Sky Harbor (PHX)
Denver (DEN) - Detroit (DTW)
Fort Myers (RSW) - Chicago Midway (MDW)
Fort Myers (RSW) - Dallas Love Field (DAL)
Houston Hobby (HOU) - John Glenn Columbus (CMH)
Phoenix Sky Harbor (PHX) - Los Angeles (LAX)
Sacramento (SMF) - Santa Ana (SNA)
Tampa (TPA) - Manchester (MHT)
Tulsa (TUL) - Las Vegas Harry Reid (LAS)

All Southwest Airlines flights

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