Southwest Airlines flight WN 668: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Wed,Thu 07:00 Portland (PDX) 08:50 San Jose (SJC) B
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Valid until 2026-01-01
Mon,Thu,Fri 07:35 Las Vegas Harry Reid (LAS) 1 14:25 John Glenn Columbus (CMH)
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 3:50 Effective 2026-03-05 through 2026-04-06
Mon-Fri 07:40 Atlanta (ATL) N 09:25 Baltimore (BWI)
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 07:40 Atlanta (ATL) N 09:25 Baltimore (BWI)
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-18 through 2026-01-23
Mon-Fri 07:40 Atlanta (ATL) N 09:25 Baltimore (BWI)
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-26 through 2026-02-04
Sun 07:40 Atlanta (ATL) N 09:25 Baltimore (BWI)
WN 668 Non-stop Boeing 737-800 (73H) 1:45 Operates only on 2026-02-08
Tue,Wed 07:40 Atlanta (ATL) N 09:25 Baltimore (BWI)
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-02-10 through 2026-02-11
Tue,Wed 07:40 Atlanta (ATL) N 09:25 Baltimore (BWI)
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-02-18 through 2026-03-04
Sat,Sun 08:05 Las Vegas Harry Reid (LAS) 1 14:55 John Glenn Columbus (CMH)
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 3:50 Effective 2026-03-07 through 2026-04-05
Sat 08:35 Santa Ana (SNA) 10:05 Oakland (OAK) 2
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-14 through 2026-02-28
Tue,Wed 09:00 Las Vegas Harry Reid (LAS) 1 15:50 John Glenn Columbus (CMH)
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 3:50 Effective 2026-03-10 through 2026-04-01
Sat 10:40 Oakland (OAK) 2 13:10 Boise (BOI)
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-14 through 2026-02-28
Tue,Wed 11:25 Nashville (BNA) 14:15 Tampa (TPA)
WN 668 Non-stop Boeing 737-800 (73H) 1:50 Effective 2026-06-09 through 2026-07-29
Sun 11:50 Buffalo (BUF) 12:45 Nashville (BNA)
WN 668 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 12:15 Buffalo (BUF) 13:10 Nashville (BNA)
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-06-04 through 2026-08-03
Mon,Tue,Fri,Sun 12:30 Phoenix Sky Harbor (PHX) 4 16:40 Nashville (BNA)
WN 668 Non-stop Boeing 737-800 (73H) 3:10 Valid until 2026-01-04
Mon,Thu-Sat 13:45 Boise (BOI) 15:45 Denver (DEN)
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-02-12 through 2026-02-16
Thu-Sun 13:45 Boise (BOI) 15:45 Denver (DEN)
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-02-20 through 2026-03-01
Sat 14:20 Tampa (TPA) 16:35 Las Vegas Harry Reid (LAS) 1
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 5:15 Effective 2026-01-10 through 2026-02-07
Sat 14:30 Phoenix Sky Harbor (PHX) 4 18:40 Nashville (BNA)
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Valid until 2026-01-03
Mon,Thu,Fri 16:25 Denver (DEN) 18:25 Phoenix Sky Harbor (PHX) 4
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 16:25 Denver (DEN) 18:25 Phoenix Sky Harbor (PHX) 4
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-02-20 through 2026-03-01
Sun 16:40 Saint Louis (STL) 2 18:30 Dallas Love Field (DAL) 1
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Operates only on 2026-05-24
Thu,Fri,Sun 17:15 Tampa (TPA) 19:35 Las Vegas Harry Reid (LAS) 1
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 5:20 Effective 2026-01-11 through 2026-01-16
Mon,Sun 17:15 Tampa (TPA) 19:35 Las Vegas Harry Reid (LAS) 1
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 5:20 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 17:15 Tampa (TPA) 19:35 Las Vegas Harry Reid (LAS) 1
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 5:20 Effective 2026-02-01 through 2026-02-06
Mon,Sun 17:15 Tampa (TPA) 19:35 Las Vegas Harry Reid (LAS) 1
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 5:20 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 17:15 Tampa (TPA) 19:35 Las Vegas Harry Reid (LAS) 1
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 5:20 Effective 2026-02-17 through 2026-02-23
Mon 17:15 Tampa (TPA) 19:35 Las Vegas Harry Reid (LAS) 1
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 5:20 Operates only on 2026-03-02
Tue,Wed 18:35 Philadelphia (PHL) E 20:00 Saint Louis (STL) 2
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 19:10 Philadelphia (PHL) E 20:50 Saint Louis (STL) 2
WN 668 Non-stop Boeing 737-800 (73H) 2:40 Effective 2026-04-09 through 2026-06-01
Sun 19:10 Dallas Love Field (DAL) 1 20:55 Salt Lake City (SLC)
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Operates only on 2026-05-24
Tue,Wed 19:25 Austin (AUS) 20:30 Dallas Love Field (DAL) 1
WN 668 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2026-08-04 through 2026-09-30
Mon,Thu,Fri 19:25 Austin (AUS) 20:30 Dallas Love Field (DAL) 1
WN 668 Non-stop Boeing 737-800 (73H) 1:05 Effective 2026-08-06 through 2026-09-28
Sun 19:30 Philadelphia (PHL) E 21:10 Saint Louis (STL) 2
WN 668 Non-stop Boeing 737-800 (73H) 2:40 Effective 2026-04-12 through 2026-05-17
Sun 19:30 Philadelphia (PHL) E 21:10 Saint Louis (STL) 2
WN 668 Non-stop Boeing 737-800 (73H) 2:40 Operates only on 2026-05-31
Sun 20:15 Austin (AUS) 21:15 Dallas Love Field (DAL) 1
WN 668 Non-stop Boeing 737 MAX 8 (7M8) 1:00 Effective 2026-08-09 through 2026-09-27
Mon 21:05 Portland (PDX) 22:55 San Jose (SJC) B
WN 668 Non-stop Boeing 737-800 (73H) 1:50 Operates only on 2026-01-05
Non-Direct Flights:
Sat 08:35 Santa Ana (SNA) 13:10 Boise (BOI)
WN 668 1-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2026-02-14 through 2026-02-28
Sat 10:40 Oakland (OAK) 2 15:45 Denver (DEN)
WN 668 1-stop Boeing 737-700 (Scimitar Winglets) 4:05 Effective 2026-02-14 through 2026-02-28
Mon,Thu,Fri 13:45 Boise (BOI) 18:25 Phoenix Sky Harbor (PHX) 4
WN 668 1-stop Boeing 737-700 (Scimitar Winglets) 4:40 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 13:45 Boise (BOI) 18:25 Phoenix Sky Harbor (PHX) 4
WN 668 1-stop Boeing 737-700 (Scimitar Winglets) 4:40 Effective 2026-02-20 through 2026-03-01
Sun 16:40 Saint Louis (STL) 2 20:55 Salt Lake City (SLC)
WN 668 1-stop Boeing 737 MAX 8 (7M8) 5:15 Operates only on 2026-05-24
Sat 08:35 Santa Ana (SNA) 15:45 Denver (DEN)
WN 668 2-stop Boeing 737-700 (Scimitar Winglets) 6:10 Effective 2026-02-14 through 2026-02-28
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 668: Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN668
07:00
Portland (PDX)

08:50
San Jose (SJC) B
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
07:35
Las Vegas Harry Reid (LAS) 1

14:25
John Glenn Columbus (CMH)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
07:40
Atlanta (ATL) N

09:25
Baltimore (BWI)
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
07:40
Atlanta (ATL) N

09:25
Baltimore (BWI)
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
07:40
Atlanta (ATL) N

09:25
Baltimore (BWI)
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
07:40
Atlanta (ATL) N

09:25
Baltimore (BWI)
Operates only on 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN668
07:40
Atlanta (ATL) N

09:25
Baltimore (BWI)
Effective 2026-02-10 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
07:40
Atlanta (ATL) N

09:25
Baltimore (BWI)
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
08:05
Las Vegas Harry Reid (LAS) 1

14:55
John Glenn Columbus (CMH)
Effective 2026-03-07 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 3:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
08:35
Santa Ana (SNA)

10:05
Oakland (OAK) 2
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
09:00
Las Vegas Harry Reid (LAS) 1

15:50
John Glenn Columbus (CMH)
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
10:40
Oakland (OAK) 2

13:10
Boise (BOI)
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
11:25
Nashville (BNA)

14:15
Tampa (TPA)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN668
11:50
Buffalo (BUF)

12:45
Nashville (BNA)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN668
12:15
Buffalo (BUF)

13:10
Nashville (BNA)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
12:30
Phoenix Sky Harbor (PHX) 4

16:40
Nashville (BNA)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN668
13:45
Boise (BOI)

15:45
Denver (DEN)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
13:45
Boise (BOI)

15:45
Denver (DEN)
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
14:20
Tampa (TPA)

16:35
Las Vegas Harry Reid (LAS) 1
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
14:30
Phoenix Sky Harbor (PHX) 4

18:40
Nashville (BNA)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
16:25
Denver (DEN)

18:25
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
16:25
Denver (DEN)

18:25
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
16:40
Saint Louis (STL) 2

18:30
Dallas Love Field (DAL) 1
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
17:15
Tampa (TPA)

19:35
Las Vegas Harry Reid (LAS) 1
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 5:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
17:15
Tampa (TPA)

19:35
Las Vegas Harry Reid (LAS) 1
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
17:15
Tampa (TPA)

19:35
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 5:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
17:15
Tampa (TPA)

19:35
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
17:15
Tampa (TPA)

19:35
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
17:15
Tampa (TPA)

19:35
Las Vegas Harry Reid (LAS) 1
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
18:35
Philadelphia (PHL) E

20:00
Saint Louis (STL) 2
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
19:10
Philadelphia (PHL) E

20:50
Saint Louis (STL) 2
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN668
19:10
Dallas Love Field (DAL) 1

20:55
Salt Lake City (SLC)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
19:25
Austin (AUS)

20:30
Dallas Love Field (DAL) 1
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN668
19:25
Austin (AUS)

20:30
Dallas Love Field (DAL) 1
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN668
19:30
Philadelphia (PHL) E

21:10
Saint Louis (STL) 2
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN668
19:30
Philadelphia (PHL) E

21:10
Saint Louis (STL) 2
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN668
20:15
Austin (AUS)

21:15
Dallas Love Field (DAL) 1
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN668
21:05
Portland (PDX)

22:55
San Jose (SJC) B
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN668
08:35
Santa Ana (SNA)

13:10
Boise (BOI)
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:35, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN668
10:40
Oakland (OAK) 2

15:45
Denver (DEN)
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN668
13:45
Boise (BOI)

18:25
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN668
13:45
Boise (BOI)

18:25
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN668
16:40
Saint Louis (STL) 2

20:55
Salt Lake City (SLC)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:15, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN668
08:35
Santa Ana (SNA)

15:45
Denver (DEN)
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:10, 2-stop
Boeing 737-700 (Scimitar Winglets)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here
This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Baltimore (BWI)
  • Austin (AUS) - Dallas Love Field (DAL)
  • Boise (BOI) - Denver (DEN)
  • Boise (BOI) - Phoenix Sky Harbor (PHX)
  • Buffalo (BUF) - Nashville (BNA)
  • Dallas Love Field (DAL) - Salt Lake City (SLC)
  • Denver (DEN) - Phoenix Sky Harbor (PHX)
  • Las Vegas Harry Reid (LAS) - John Glenn Columbus (CMH)
  • Nashville (BNA) - Tampa (TPA)
  • Oakland (OAK) - Boise (BOI)
  • Oakland (OAK) - Denver (DEN)
  • Philadelphia (PHL) - Saint Louis (STL)
  • Phoenix Sky Harbor (PHX) - Nashville (BNA)
  • Portland (PDX) - San Jose (SJC)
  • Saint Louis (STL) - Dallas Love Field (DAL)
  • Saint Louis (STL) - Salt Lake City (SLC)
  • Santa Ana (SNA) - Boise (BOI)
  • Santa Ana (SNA) - Denver (DEN)
  • Santa Ana (SNA) - Oakland (OAK)
  • Tampa (TPA) - Las Vegas Harry Reid (LAS)
All Southwest Airlines flights
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