Southwest Airlines flight WN 1566: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 05:35 Denver (DEN) 07:50 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Operates only on 2026-02-08
Thu,Fri,Sun 05:45 Denver (DEN) 08:00 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-01-11 through 2026-01-16
Mon,Sun 05:45 Denver (DEN) 08:00 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-01-19 through 2026-01-25
Sun 05:45 Denver (DEN) 08:00 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Operates only on 2026-02-01
Thu 05:45 Denver (DEN) 08:00 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-800 (73H) 2:15 Operates only on 2026-02-05
Mon,Sun 05:45 Denver (DEN) 08:00 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 05:45 Denver (DEN) 08:00 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-02-17 through 2026-02-23
Mon 05:45 Denver (DEN) 08:00 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Operates only on 2026-03-02
Sat 05:50 Denver (DEN) 08:05 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-01-10 through 2026-02-07
Mon-Fri 06:00 Denver (DEN) 08:15 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 06:00 Denver (DEN) 08:15 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-01-18 through 2026-01-23
Mon-Fri 06:00 Denver (DEN) 08:15 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-01-26 through 2026-02-04
Tue,Wed 06:00 Denver (DEN) 08:15 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-02-10 through 2026-02-11
Tue,Wed 06:00 Denver (DEN) 08:15 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-02-18 through 2026-03-04
Sun 07:00 Denver (DEN) 10:05 Dallas Love Field (DAL) 1
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2026-03-08 through 2026-04-05
Wed,Thu 07:10 Miami (MIA) 09:45 Baltimore (BWI)
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Valid until 2026-01-01
Mon,Thu,Fri 08:45 Phoenix Sky Harbor (PHX) 4 09:00 Las Vegas Harry Reid (LAS) 1
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 08:45 Phoenix Sky Harbor (PHX) 4 09:00 Las Vegas Harry Reid (LAS) 1
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-02-20 through 2026-03-01
Sat 10:25 Dallas Love Field (DAL) 1 14:10 Ronald Reagan Washington (DCA) 1
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2026-03-07 through 2026-04-04
Sun 10:45 Dallas Love Field (DAL) 1 14:30 Ronald Reagan Washington (DCA) 1
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-03-08 through 2026-04-05
Mon,Thu,Fri 11:00 Dallas Love Field (DAL) 1 14:45 Ronald Reagan Washington (DCA) 1
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-03-05 through 2026-04-06
Tue,Wed 11:00 Dallas Love Field (DAL) 1 14:45 Ronald Reagan Washington (DCA) 1
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2026-03-10 through 2026-04-01
Mon,Thu,Fri 13:05 Phoenix Sky Harbor (PHX) 4 15:40 Salt Lake City (SLC)
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2026-04-09 through 2026-06-01
Sun 14:00 Phoenix Sky Harbor (PHX) 4 18:10 Austin (AUS)
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Operates only on 2026-05-24
Sat 14:30 Ronald Reagan Washington (DCA) 1 15:25 Nashville (BNA)
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-08-08 through 2026-09-26
Tue,Wed 15:10 Phoenix Sky Harbor (PHX) 4 17:45 Salt Lake City (SLC)
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2026-04-07 through 2026-06-03
Sat 15:40 Phoenix Sky Harbor (PHX) 4 18:15 Salt Lake City (SLC)
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2026-04-11 through 2026-05-30
Mon,Thu,Fri 16:30 Ronald Reagan Washington (DCA) 1 17:25 Nashville (BNA)
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-08-06 through 2026-09-28
Mon 18:30 Miami (MIA) 21:10 Baltimore (BWI)
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Operates only on 2026-01-05
Tue,Wed 19:00 Ronald Reagan Washington (DCA) 1 19:55 Nashville (BNA)
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-08-04 through 2026-09-30
Sun 19:30 Ronald Reagan Washington (DCA) 1 20:20 Nashville (BNA)
WN 1566 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-08-09 through 2026-09-27
Tue,Wed 20:05 Denver (DEN) 21:05 Las Vegas Harry Reid (LAS) 1
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 20:35 Denver (DEN) 21:30 Las Vegas Harry Reid (LAS) 1
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-06-04 through 2026-08-03
Sat 20:40 Denver (DEN) 21:35 Las Vegas Harry Reid (LAS) 1
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-06-06 through 2026-08-01
Sun 21:00 Denver (DEN) 21:55 Las Vegas Harry Reid (LAS) 1
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-06-07 through 2026-08-02
Mon,Tue,Fri,Sun 21:50 Los Angeles (LAX) 1 00:15 Phoenix Sky Harbor (PHX) 4
WN 1566 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Valid until 2026-01-04
The flight arrives 1 day after departure.
Non-Direct Flights:
Sun 07:00 Denver (DEN) 14:30 Ronald Reagan Washington (DCA) 1
WN 1566 1-stop Boeing 737 MAX 8 (7M8) 5:30 Effective 2026-03-08 through 2026-04-05
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 1566: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN1566
05:35
Denver (DEN)

07:50
Phoenix Sky Harbor (PHX) 4
Operates only on 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
05:45
Denver (DEN)

08:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
05:45
Denver (DEN)

08:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
05:45
Denver (DEN)

08:00
Phoenix Sky Harbor (PHX) 4
Operates only on 2026-02-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
05:45
Denver (DEN)

08:00
Phoenix Sky Harbor (PHX) 4
Operates only on 2026-02-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1566
05:45
Denver (DEN)

08:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
05:45
Denver (DEN)

08:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
05:45
Denver (DEN)

08:00
Phoenix Sky Harbor (PHX) 4
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
05:50
Denver (DEN)

08:05
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1566
06:00
Denver (DEN)

08:15
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1566
06:00
Denver (DEN)

08:15
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1566
06:00
Denver (DEN)

08:15
Phoenix Sky Harbor (PHX) 4
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1566
06:00
Denver (DEN)

08:15
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-10 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1566
06:00
Denver (DEN)

08:15
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1566
07:00
Denver (DEN)

10:05
Dallas Love Field (DAL) 1
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
07:10
Miami (MIA)

09:45
Baltimore (BWI)
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
08:45
Phoenix Sky Harbor (PHX) 4

09:00
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
08:45
Phoenix Sky Harbor (PHX) 4

09:00
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
10:25
Dallas Love Field (DAL) 1

14:10
Ronald Reagan Washington (DCA) 1
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
10:45
Dallas Love Field (DAL) 1

14:30
Ronald Reagan Washington (DCA) 1
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
11:00
Dallas Love Field (DAL) 1

14:45
Ronald Reagan Washington (DCA) 1
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
11:00
Dallas Love Field (DAL) 1

14:45
Ronald Reagan Washington (DCA) 1
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
13:05
Phoenix Sky Harbor (PHX) 4

15:40
Salt Lake City (SLC)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
14:00
Phoenix Sky Harbor (PHX) 4

18:10
Austin (AUS)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
14:30
Ronald Reagan Washington (DCA) 1

15:25
Nashville (BNA)
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
15:10
Phoenix Sky Harbor (PHX) 4

17:45
Salt Lake City (SLC)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
15:40
Phoenix Sky Harbor (PHX) 4

18:15
Salt Lake City (SLC)
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
16:30
Ronald Reagan Washington (DCA) 1

17:25
Nashville (BNA)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
18:30
Miami (MIA)

21:10
Baltimore (BWI)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
19:00
Ronald Reagan Washington (DCA) 1

19:55
Nashville (BNA)
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
19:30
Ronald Reagan Washington (DCA) 1

20:20
Nashville (BNA)
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1566
20:05
Denver (DEN)

21:05
Las Vegas Harry Reid (LAS) 1
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
20:35
Denver (DEN)

21:30
Las Vegas Harry Reid (LAS) 1
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
20:40
Denver (DEN)

21:35
Las Vegas Harry Reid (LAS) 1
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
21:00
Denver (DEN)

21:55
Las Vegas Harry Reid (LAS) 1
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1566
21:50
Los Angeles (LAX) 1

00:15(+1)
Phoenix Sky Harbor (PHX) 4
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN1566
07:00
Denver (DEN)

14:30
Ronald Reagan Washington (DCA) 1
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:30, 1-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Dallas Love Field (DAL) - Ronald Reagan Washington (DCA)
  • Denver (DEN) - Dallas Love Field (DAL)
  • Denver (DEN) - Las Vegas Harry Reid (LAS)
  • Denver (DEN) - Phoenix Sky Harbor (PHX)
  • Denver (DEN) - Ronald Reagan Washington (DCA)
  • Los Angeles (LAX) - Phoenix Sky Harbor (PHX)
  • Miami (MIA) - Baltimore (BWI)
  • Phoenix Sky Harbor (PHX) - Austin (AUS)
  • Phoenix Sky Harbor (PHX) - Las Vegas Harry Reid (LAS)
  • Phoenix Sky Harbor (PHX) - Salt Lake City (SLC)
  • Ronald Reagan Washington (DCA) - Nashville (BNA)
All Southwest Airlines flights
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