Southwest Airlines flight WN 1688: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 05:45 Saint Louis (STL) 2 07:25 Love Field, Dallas (DAL) 1
WN 1688 Non-stop Boeing 737-800 (73H) 1:40 Effective 2025-08-10 through 2025-08-24
Sun 05:45 Saint Louis (STL) 2 07:25 Love Field, Dallas (DAL) 1
WN 1688 Non-stop Boeing 737-800 (73H) 1:40 Effective 2025-09-07 through 2025-09-28
Sat 06:10 Fort Lauderdale (FLL) 1 08:30 Denver (DEN)
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2025-06-07 through 2025-08-02
Sat 06:35 Saint Louis (STL) 2 08:15 Love Field, Dallas (DAL) 1
WN 1688 Non-stop Boeing 737-800 (73H) 1:40 Effective 2025-08-09 through 2025-09-27
Sun 07:00 Orlando (MCO) 09:55 Luis Munoz Marin, San Juan (SJU) B
WN 1688 Non-stop Boeing 737-800 (73H) 2:55 Effective 2025-10-05 through 2025-10-26
Tue,Wed 07:00 Orlando (MCO) 09:55 Luis Munoz Marin, San Juan (SJU) B
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2025-10-07 through 2025-10-29
Tue,Wed 07:50 Tulsa (TUL) 09:35 Phoenix Sky Harbor (PHX) 4
WN 1688 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-11-04 through 2025-11-12
Mon-Thu 07:50 Tulsa (TUL) 09:35 Phoenix Sky Harbor (PHX) 4
WN 1688 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-11-17 through 2025-11-20
Mon-Fri 07:50 Tulsa (TUL) 09:35 Phoenix Sky Harbor (PHX) 4
WN 1688 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-12-02 through 2025-12-11
Mon-Wed 07:50 Tulsa (TUL) 09:35 Phoenix Sky Harbor (PHX) 4
WN 1688 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-12-15 through 2025-12-17
Wed,Thu 07:50 Tulsa (TUL) 09:35 Phoenix Sky Harbor (PHX) 4
WN 1688 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-12-24 through 2026-01-01
Sat 08:25 Saint Louis (STL) 2 14:45 Luis Munoz Marin, San Juan (SJU) B
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2025-11-08 through 2025-11-15
Sat 08:25 Saint Louis (STL) 2 14:45 Luis Munoz Marin, San Juan (SJU) B
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2025-12-06 through 2025-12-13
Mon,Thu,Fri 10:10 Saint Louis (STL) 2 11:35 Wichita (ICT)
WN 1688 Non-stop Boeing 737-700 (73W) 1:25 Valid until 2025-06-02
Sun 10:20 Saint Louis (STL) 2 11:45 Wichita (ICT)
WN 1688 Non-stop Boeing 737-700 (73W) 1:25 Valid until 2025-05-18
Sun 10:20 Saint Louis (STL) 2 11:45 Wichita (ICT)
WN 1688 Non-stop Boeing 737-700 (73W) 1:25 Operates only on 2025-06-01
Sun 11:05 Saint Louis (STL) 2 12:30 Wichita (ICT)
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Operates only on 2025-05-25
Thu 11:20 Denver (DEN) 14:20 Love Field, Dallas (DAL) 1
WN 1688 Non-stop Boeing 737-800 (73H) 2:00 Operates only on 2025-11-27
Sun 11:25 Fort Lauderdale (FLL) 1 13:55 Baltimore (BWI)
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Operates only on 2025-11-30
Mon,Thu,Fri 12:10 Wichita (ICT) 12:50 Las Vegas Harry Reid (LAS) 1
WN 1688 Non-stop Boeing 737-700 (73W) 2:40 Valid until 2025-06-02
Sun 12:20 Wichita (ICT) 12:45 Phoenix Sky Harbor (PHX) 4
WN 1688 Non-stop Boeing 737-700 (73W) 2:25 Valid until 2025-05-18
Sun 12:20 Wichita (ICT) 12:45 Phoenix Sky Harbor (PHX) 4
WN 1688 Non-stop Boeing 737-700 (73W) 2:25 Operates only on 2025-06-01
Sun 13:10 Wichita (ICT) 13:50 Las Vegas Harry Reid (LAS) 1
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Operates only on 2025-05-25
Fri 13:10 Love Field, Dallas (DAL) 1 14:05 Las Vegas Harry Reid (LAS) 1
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Operates only on 2025-07-04
Tue,Wed 13:10 Manchester (MHT) 14:45 Baltimore (BWI)
WN 1688 Non-stop Boeing 737-700 (73W) 1:35 Effective 2025-08-05 through 2025-10-01
Mon,Thu,Fri 13:30 Las Vegas Harry Reid (LAS) 1 15:10 San Francisco (SFO) 2
WN 1688 Non-stop Boeing 737-700 (73W) 1:40 Valid until 2025-06-02
Tue,Wed 14:00 Fort Lauderdale (FLL) 1 16:35 Denver (DEN)
WN 1688 Non-stop Boeing 737-800 (73H) 4:35 Effective 2025-06-10 through 2025-07-30
Mon,Thu,Fri 14:35 Fort Lauderdale (FLL) 1 17:05 Denver (DEN)
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 4:30 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 14:35 Fort Lauderdale (FLL) 1 17:05 Denver (DEN)
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 4:30 Effective 2025-07-07 through 2025-08-04
Mon,Thu,Fri 16:30 Manchester (MHT) 18:05 Baltimore (BWI)
WN 1688 Non-stop Boeing 737-800 (73H) 1:35 Effective 2025-08-07 through 2025-09-29
Sun 17:25 Fort Lauderdale (FLL) 1 19:55 Denver (DEN)
WN 1688 Non-stop Boeing 737-800 (73H) 4:30 Effective 2025-06-08 through 2025-08-03
Mon,Thu,Fri,Sun 20:20 Indianapolis (IND) 22:45 Fort Myers (RSW)
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 20:20 Indianapolis (IND) 22:45 Fort Myers (RSW)
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2025-11-21 through 2025-11-28
Fri,Sun 20:20 Indianapolis (IND) 22:45 Fort Myers (RSW)
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2025-12-07 through 2025-12-14
Thu 20:20 Indianapolis (IND) 22:45 Fort Myers (RSW)
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Operates only on 2025-12-18
Mon 20:20 Indianapolis (IND) 22:45 Fort Myers (RSW)
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Operates only on 2026-01-05
Mon-Wed 21:45 Indianapolis (IND) 00:10 Fort Myers (RSW)
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2025-11-25 through 2025-12-01
The flight arrives 1 day after departure.
Mon,Tue,Fri,Sun 21:45 Indianapolis (IND) 00:10 Fort Myers (RSW)
WN 1688 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2025-12-19 through 2026-01-04
The flight arrives 1 day after departure.
Non-Direct Flights:
Mon,Thu,Fri 10:10 Saint Louis (STL) 2 12:50 Las Vegas Harry Reid (LAS) 1
WN 1688 1-stop Boeing 737-700 (73W) 4:40 Valid until 2025-06-02
Sun 10:20 Saint Louis (STL) 2 12:45 Phoenix Sky Harbor (PHX) 4
WN 1688 1-stop Boeing 737-700 (73W) 4:25 Valid until 2025-05-18
Sun 10:20 Saint Louis (STL) 2 12:45 Phoenix Sky Harbor (PHX) 4
WN 1688 1-stop Boeing 737-700 (73W) 4:25 Operates only on 2025-06-01
Sun 11:05 Saint Louis (STL) 2 13:50 Las Vegas Harry Reid (LAS) 1
WN 1688 1-stop Boeing 737 MAX 8 (7M8) 4:45 Operates only on 2025-05-25
Mon,Thu,Fri 12:10 Wichita (ICT) 15:10 San Francisco (SFO) 2
WN 1688 1-stop Boeing 737-700 (73W) 5:00 Valid until 2025-06-02
Mon,Thu,Fri 10:10 Saint Louis (STL) 2 15:10 San Francisco (SFO) 2
WN 1688 2-stop Boeing 737-700 (73W) 7:00 Valid until 2025-06-02
This flight number is listed as serving the following routes:
Southwest Airlines flight WN 1688: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Southwest Airlines WN1688
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:55, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1688
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1688
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1688
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Operates only on 2025-11-27
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1688
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1688
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1688
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1688
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1688
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:35, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
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 WN1688
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 WN1688
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:30, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1688
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Southwest Airlines WN1688
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN1688
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:40, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1688
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:25, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1688
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:25, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1688
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:45, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1688
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:00, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1688
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:00, 2-stop
Boeing 737-700 (73W)
This flight number is listed as serving the following routes:
  • Denver (DEN) - Love Field, Dallas (DAL)
  • Fort Lauderdale (FLL) - Baltimore (BWI)
  • Fort Lauderdale (FLL) - Denver (DEN)
  • Indianapolis (IND) - Fort Myers (RSW)
  • Las Vegas Harry Reid (LAS) - San Francisco (SFO)
  • Love Field, Dallas (DAL) - Las Vegas Harry Reid (LAS)
  • Manchester (MHT) - Baltimore (BWI)
  • Orlando (MCO) - Luis Munoz Marin, San Juan (SJU)
  • Saint Louis (STL) - Las Vegas Harry Reid (LAS)
  • Saint Louis (STL) - Love Field, Dallas (DAL)
  • Saint Louis (STL) - Luis Munoz Marin, San Juan (SJU)
  • Saint Louis (STL) - Phoenix Sky Harbor (PHX)
  • Saint Louis (STL) - San Francisco (SFO)
  • Saint Louis (STL) - Wichita (ICT)
  • Tulsa (TUL) - Phoenix Sky Harbor (PHX)
  • Wichita (ICT) - Las Vegas Harry Reid (LAS)
  • Wichita (ICT) - Phoenix Sky Harbor (PHX)
  • Wichita (ICT) - San Francisco (SFO)