Southwest Airlines flight WN 3166: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Wed,Thu 07:15 John Glenn Columbus (CMH) 09:35 Orlando (MCO)
WN 3166 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Valid until 2026-01-01
Mon-Fri 07:45 Phoenix Sky Harbor (PHX) 4 08:15 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 07:45 Phoenix Sky Harbor (PHX) 4 08:15 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-01-18 through 2026-01-23
Mon-Fri 07:45 Phoenix Sky Harbor (PHX) 4 08:15 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-01-26 through 2026-02-04
Sun 07:45 Phoenix Sky Harbor (PHX) 4 08:15 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Operates only on 2026-02-08
Tue,Wed 07:45 Phoenix Sky Harbor (PHX) 4 08:15 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-10 through 2026-02-11
Tue,Wed 07:45 Phoenix Sky Harbor (PHX) 4 08:15 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-18 through 2026-03-04
Sun 08:00 Ontario, Los Angeles (ONT) 4 09:25 Sacramento (SMF) B
WN 3166 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2026-06-07 through 2026-08-02
Tue,Wed 09:10 Phoenix Sky Harbor (PHX) 4 14:35 Nashville (BNA)
WN 3166 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-08-04 through 2026-09-30
Mon,Thu,Fri 09:45 Ontario, Los Angeles (ONT) 4 11:10 Sacramento (SMF) B
WN 3166 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2026-06-04 through 2026-08-03
Mon,Thu,Fri 10:00 Phoenix Sky Harbor (PHX) 4 15:20 Nashville (BNA)
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-08-06 through 2026-09-28
Sat 15:15 San Diego (SAN) 1 16:35 Phoenix Sky Harbor (PHX) 4
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-04-11 through 2026-05-30
Mon,Thu,Fri 16:40 Phoenix Sky Harbor (PHX) 4 19:25 Denver (DEN)
WN 3166 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-04-09 through 2026-06-01
Sat 17:15 Phoenix Sky Harbor (PHX) 4 20:00 Denver (DEN)
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-04-11 through 2026-05-30
Sat 18:25 Austin (AUS) 19:05 El Paso (ELP)
WN 3166 Non-stop Boeing 737-800 (73H) 1:40 Valid until 2026-01-03
Sun 18:25 Norfolk (ORF) 19:20 Nashville (BNA)
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-08-09 through 2026-09-27
Sat 19:45 San Jose (SJC) B 21:00 Ontario, Los Angeles (ONT) 4
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-03-07 through 2026-04-04
Tue,Wed 19:50 San Jose (SJC) B 21:05 Ontario, Los Angeles (ONT) 4
WN 3166 Non-stop Boeing 737-800 (73H) 1:15 Effective 2026-03-10 through 2026-04-01
Mon,Thu,Fri 20:00 San Jose (SJC) B 21:15 Ontario, Los Angeles (ONT) 4
WN 3166 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-03-05 through 2026-04-06
Sun 20:15 Saint Louis (STL) 2 21:25 Chicago Midway (MDW)
WN 3166 Non-stop Boeing 737-800 (73H) 1:10 Operates only on 2026-05-24
Tue,Wed 20:45 Saint Louis (STL) 2 21:50 Chicago Midway (MDW)
WN 3166 Non-stop Boeing 737-800 (73H) 1:05 Effective 2026-04-07 through 2026-06-03
Sun 21:10 San Jose (SJC) B 22:25 Ontario, Los Angeles (ONT) 4
WN 3166 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-03-08 through 2026-04-05
Thu,Fri,Sun 21:20 Phoenix Sky Harbor (PHX) 4 21:50 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-01-11 through 2026-01-16
Mon,Sun 21:20 Phoenix Sky Harbor (PHX) 4 21:50 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 21:20 Phoenix Sky Harbor (PHX) 4 21:50 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-01 through 2026-02-06
Mon,Sun 21:20 Phoenix Sky Harbor (PHX) 4 21:50 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 21:20 Phoenix Sky Harbor (PHX) 4 21:50 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-17 through 2026-02-23
Mon 21:20 Phoenix Sky Harbor (PHX) 4 21:50 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-03-02
Sun 22:00 Saint Louis (STL) 2 23:05 Chicago Midway (MDW)
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2026-04-12 through 2026-05-17
Sun 22:00 Saint Louis (STL) 2 23:05 Chicago Midway (MDW)
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Operates only on 2026-05-31
Mon,Thu,Fri 22:15 Phoenix Sky Harbor (PHX) 4 22:45 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 22:15 Phoenix Sky Harbor (PHX) 4 22:45 Los Angeles (LAX) 1
WN 3166 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-20 through 2026-03-01
Non-Direct Flights:
Sat 15:15 San Diego (SAN) 1 20:00 Denver (DEN)
WN 3166 1-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2026-04-11 through 2026-05-30
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3166: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3166
07:15
John Glenn Columbus (CMH)

09:35
Orlando (MCO)
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3166
07:45
Phoenix Sky Harbor (PHX) 4

08:15
Los Angeles (LAX) 1
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
07:45
Phoenix Sky Harbor (PHX) 4

08:15
Los Angeles (LAX) 1
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
07:45
Phoenix Sky Harbor (PHX) 4

08:15
Los Angeles (LAX) 1
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
07:45
Phoenix Sky Harbor (PHX) 4

08:15
Los Angeles (LAX) 1
Operates only on 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3166
07:45
Phoenix Sky Harbor (PHX) 4

08:15
Los Angeles (LAX) 1
Effective 2026-02-10 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
07:45
Phoenix Sky Harbor (PHX) 4

08:15
Los Angeles (LAX) 1
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
08:00
Ontario, Los Angeles (ONT) 4

09:25
Sacramento (SMF) B
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3166
09:10
Phoenix Sky Harbor (PHX) 4

14:35
Nashville (BNA)
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3166
09:45
Ontario, Los Angeles (ONT) 4

11:10
Sacramento (SMF) B
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3166
10:00
Phoenix Sky Harbor (PHX) 4

15:20
Nashville (BNA)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
15:15
San Diego (SAN) 1

16:35
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
16:40
Phoenix Sky Harbor (PHX) 4

19:25
Denver (DEN)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3166
17:15
Phoenix Sky Harbor (PHX) 4

20:00
Denver (DEN)
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
18:25
Austin (AUS)

19:05
El Paso (ELP)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:40, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3166
18:25
Norfolk (ORF)

19:20
Nashville (BNA)
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
19:45
San Jose (SJC) B

21:00
Ontario, Los Angeles (ONT) 4
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
19:50
San Jose (SJC) B

21:05
Ontario, Los Angeles (ONT) 4
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3166
20:00
San Jose (SJC) B

21:15
Ontario, Los Angeles (ONT) 4
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3166
20:15
Saint Louis (STL) 2

21:25
Chicago Midway (MDW)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3166
20:45
Saint Louis (STL) 2

21:50
Chicago Midway (MDW)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3166
21:10
San Jose (SJC) B

22:25
Ontario, Los Angeles (ONT) 4
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3166
21:20
Phoenix Sky Harbor (PHX) 4

21:50
Los Angeles (LAX) 1
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
21:20
Phoenix Sky Harbor (PHX) 4

21:50
Los Angeles (LAX) 1
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
21:20
Phoenix Sky Harbor (PHX) 4

21:50
Los Angeles (LAX) 1
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
21:20
Phoenix Sky Harbor (PHX) 4

21:50
Los Angeles (LAX) 1
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
21:20
Phoenix Sky Harbor (PHX) 4

21:50
Los Angeles (LAX) 1
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
21:20
Phoenix Sky Harbor (PHX) 4

21:50
Los Angeles (LAX) 1
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
22:00
Saint Louis (STL) 2

23:05
Chicago Midway (MDW)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
22:00
Saint Louis (STL) 2

23:05
Chicago Midway (MDW)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3166
22:15
Phoenix Sky Harbor (PHX) 4

22:45
Los Angeles (LAX) 1
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 WN3166
22:15
Phoenix Sky Harbor (PHX) 4

22:45
Los Angeles (LAX) 1
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)
Non-Direct Flights:
Southwest Airlines WN3166
15:15
San Diego (SAN) 1

20:00
Denver (DEN)
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:45, 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) - El Paso (ELP)
  • John Glenn Columbus (CMH) - Orlando (MCO)
  • Norfolk (ORF) - Nashville (BNA)
  • Ontario, Los Angeles (ONT) - Sacramento (SMF)
  • Phoenix Sky Harbor (PHX) - Denver (DEN)
  • Phoenix Sky Harbor (PHX) - Los Angeles (LAX)
  • Phoenix Sky Harbor (PHX) - Nashville (BNA)
  • Saint Louis (STL) - Chicago Midway (MDW)
  • San Diego (SAN) - Denver (DEN)
  • San Diego (SAN) - Phoenix Sky Harbor (PHX)
  • San Jose (SJC) - Ontario, Los Angeles (ONT)
All Southwest Airlines flights
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