Southwest Airlines flight WN 4066: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 05:10 Oklahoma City (OKC) 06:35 Saint Louis (STL) 2
WN 4066 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-10-02 through 2025-10-31
Sun 05:45 Oklahoma City (OKC) 07:10 Saint Louis (STL) 2
WN 4066 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-10-05 through 2025-10-26
Sat 08:20 Oklahoma City (OKC) 09:45 Saint Louis (STL) 2
WN 4066 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-10-04 through 2025-11-01
Sat 13:05 Denver (DEN) 17:50 Detroit (DTW) E
WN 4066 Non-stop Boeing 737-700 (73W) 2:45 Valid until 2025-05-31
Sun 14:10 San Diego (SAN) 1 17:35 Denver (DEN)
WN 4066 Non-stop Boeing 737-700 (73W) 2:25 Effective 2025-06-08 through 2025-08-03
Tue,Wed 16:25 Oklahoma City (OKC) 17:50 Saint Louis (STL) 2
WN 4066 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-10-07 through 2025-10-29
Tue,Wed 16:30 Phoenix Sky Harbor (PHX) 4 19:50 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-11-04 through 2025-11-12
Mon-Thu 16:30 Phoenix Sky Harbor (PHX) 4 19:50 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-11-17 through 2025-11-20
Mon-Fri 16:30 Phoenix Sky Harbor (PHX) 4 19:50 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-12-02 through 2025-12-11
Mon-Wed 16:30 Phoenix Sky Harbor (PHX) 4 19:50 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-12-15 through 2025-12-17
Wed,Thu 16:30 Phoenix Sky Harbor (PHX) 4 19:50 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-12-24 through 2026-01-01
Sat 18:50 Phoenix Sky Harbor (PHX) 4 22:05 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-11-08 through 2025-11-15
Sat 18:50 Phoenix Sky Harbor (PHX) 4 22:05 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-12-06 through 2025-12-13
Mon,Thu,Fri,Sun 19:10 Phoenix Sky Harbor (PHX) 4 22:25 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 19:10 Phoenix Sky Harbor (PHX) 4 22:25 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-11-21 through 2025-11-28
Sun 19:10 Phoenix Sky Harbor (PHX) 4 22:25 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Operates only on 2025-11-30
Fri,Sun 19:10 Phoenix Sky Harbor (PHX) 4 22:25 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-12-07 through 2025-12-14
Thu 19:10 Phoenix Sky Harbor (PHX) 4 22:25 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Operates only on 2025-12-18
Mon 19:10 Phoenix Sky Harbor (PHX) 4 22:25 Love Field, Dallas (DAL) 1
WN 4066 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Operates only on 2026-01-05
Sun 19:30 Denver (DEN) 00:20 Detroit (DTW) E
WN 4066 Non-stop Boeing 737-700 (73W) 2:50 Operates only on 2025-05-25
The flight arrives 1 day after departure.
Sun 19:55 Denver (DEN) 00:40 Detroit (DTW) E
WN 4066 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Valid until 2025-05-18
The flight arrives 1 day after departure.
Sun 19:55 Denver (DEN) 00:40 Detroit (DTW) E
WN 4066 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Operates only on 2025-06-01
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 4066: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4066
05:10
Oklahoma City (OKC)

06:35
Saint Louis (STL) 2
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4066
05:45
Oklahoma City (OKC)

07:10
Saint Louis (STL) 2
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4066
08:20
Oklahoma City (OKC)

09:45
Saint Louis (STL) 2
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4066
13:05
Denver (DEN)

17:50
Detroit (DTW) E
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4066
14:10
San Diego (SAN) 1

17:35
Denver (DEN)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4066
16:25
Oklahoma City (OKC)

17:50
Saint Louis (STL) 2
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4066
16:30
Phoenix Sky Harbor (PHX) 4

19:50
Love Field, Dallas (DAL) 1
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4066
16:30
Phoenix Sky Harbor (PHX) 4

19:50
Love Field, Dallas (DAL) 1
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4066
16:30
Phoenix Sky Harbor (PHX) 4

19:50
Love Field, Dallas (DAL) 1
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4066
16:30
Phoenix Sky Harbor (PHX) 4

19:50
Love Field, Dallas (DAL) 1
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4066
16:30
Phoenix Sky Harbor (PHX) 4

19:50
Love Field, Dallas (DAL) 1
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4066
18:50
Phoenix Sky Harbor (PHX) 4

22:05
Love Field, Dallas (DAL) 1
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4066
18:50
Phoenix Sky Harbor (PHX) 4

22:05
Love Field, Dallas (DAL) 1
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4066
19:10
Phoenix Sky Harbor (PHX) 4

22:25
Love Field, Dallas (DAL) 1
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4066
19:10
Phoenix Sky Harbor (PHX) 4

22:25
Love Field, Dallas (DAL) 1
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4066
19:10
Phoenix Sky Harbor (PHX) 4

22:25
Love Field, Dallas (DAL) 1
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4066
19:10
Phoenix Sky Harbor (PHX) 4

22:25
Love Field, Dallas (DAL) 1
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4066
19:10
Phoenix Sky Harbor (PHX) 4

22:25
Love Field, Dallas (DAL) 1
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4066
19:10
Phoenix Sky Harbor (PHX) 4

22:25
Love Field, Dallas (DAL) 1
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4066
19:30
Denver (DEN)

00:20(+1)
Detroit (DTW) E
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:50, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.
Southwest Airlines WN4066
19:55
Denver (DEN)

00:40(+1)
Detroit (DTW) E
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Southwest Airlines WN4066
19:55
Denver (DEN)

00:40(+1)
Detroit (DTW) E
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Denver (DEN) - Detroit (DTW)
  • Oklahoma City (OKC) - Saint Louis (STL)
  • Phoenix Sky Harbor (PHX) - Love Field, Dallas (DAL)
  • San Diego (SAN) - Denver (DEN)
All Southwest Airlines flights
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