Southwest Airlines flight WN 3766: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Fri 12:25 Saint Louis (STL) 2 13:50 Denver (DEN)
WN 3766 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 12:25 Saint Louis (STL) 2 13:50 Denver (DEN)
WN 3766 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-18 through 2026-01-23
Mon-Fri 12:25 Saint Louis (STL) 2 13:50 Denver (DEN)
WN 3766 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 12:25 Saint Louis (STL) 2 13:50 Denver (DEN)
WN 3766 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-08 through 2026-02-11
Tue,Wed 12:25 Saint Louis (STL) 2 13:50 Denver (DEN)
WN 3766 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-18 through 2026-03-04
Sun 12:25 Santa Ana (SNA) 13:50 Oakland (OAK) 2
WN 3766 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-08-09 through 2026-09-27
Sun 13:10 Sacramento (SMF) B 14:40 Las Vegas Harry Reid (LAS) 1
WN 3766 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-05-24
Mon,Thu,Fri 14:05 Saint Louis (STL) 2 15:30 Denver (DEN)
WN 3766 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 14:05 Saint Louis (STL) 2 15:30 Denver (DEN)
WN 3766 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-20 through 2026-03-01
Sun 14:05 Las Vegas Harry Reid (LAS) 1 15:35 Tucson (TUS)
WN 3766 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-04-12 through 2026-05-17
Sun 14:05 Las Vegas Harry Reid (LAS) 1 15:35 Tucson (TUS)
WN 3766 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-05-31
Sat 14:35 Saint Louis (STL) 2 16:00 Denver (DEN)
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-14 through 2026-02-28
Thu,Fri,Sun 15:00 Saint Louis (STL) 2 16:25 Denver (DEN)
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-01-11 through 2026-01-16
Mon,Sun 15:00 Saint Louis (STL) 2 16:25 Denver (DEN)
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 15:00 Saint Louis (STL) 2 16:25 Denver (DEN)
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-01 through 2026-02-06
Mon,Sun 15:00 Saint Louis (STL) 2 16:25 Denver (DEN)
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 15:00 Saint Louis (STL) 2 16:25 Denver (DEN)
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-02-17 through 2026-02-23
Mon 15:00 Saint Louis (STL) 2 16:25 Denver (DEN)
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Operates only on 2026-03-02
Sun 15:15 Las Vegas Harry Reid (LAS) 1 16:45 Tucson (TUS)
WN 3766 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-05-24
Sat 15:55 Saint Louis (STL) 2 17:25 Denver (DEN)
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-01-10 through 2026-02-07
Sun 16:10 Tucson (TUS) 19:05 Denver (DEN)
WN 3766 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-04-12 through 2026-05-17
Sun 16:10 Tucson (TUS) 19:05 Denver (DEN)
WN 3766 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Operates only on 2026-05-31
Sat 16:15 Fort Myers (RSW) 18:15 Dallas Love Field (DAL) 1
WN 3766 Non-stop Boeing 737-800 (73H) 3:00 Valid until 2026-01-03
Mon,Thu,Fri 16:30 Santa Ana (SNA) 17:50 Oakland (OAK) 2
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2026-08-06 through 2026-09-28
Fri,Sun 17:55 Fort Myers (RSW) 19:50 Dallas Love Field (DAL) 1
WN 3766 Non-stop Boeing 737-700 (Scimitar Winglets) 2:55 Effective 2026-01-02 through 2026-01-04
Sat 18:55 Dallas Love Field (DAL) 1 20:10 Ontario, Los Angeles (ONT) 4
WN 3766 Non-stop Boeing 737-800 (73H) 3:15 Valid until 2026-01-03
Tue,Wed 19:00 Raleigh/Durham (RDU) 1 20:00 Chicago Midway (MDW)
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-06-09 through 2026-07-29
Sun 19:25 Raleigh/Durham (RDU) 1 20:25 Chicago Midway (MDW)
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 19:35 Raleigh/Durham (RDU) 1 20:35 Chicago Midway (MDW)
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-06-04 through 2026-08-03
Fri,Sun 20:25 Dallas Love Field (DAL) 1 22:10 Omaha (OMA)
WN 3766 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-02 through 2026-01-04
Tue,Wed 21:35 Baltimore (BWI) 23:10 Detroit (DTW) E
WN 3766 Non-stop Boeing 737-800 (73H) 1:35 Effective 2026-03-10 through 2026-04-01
Sat 22:30 Baltimore (BWI) 00:10 Detroit (DTW) E
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Effective 2026-03-07 through 2026-04-04
The flight arrives 1 day after departure.
Mon,Thu,Fri 22:40 Baltimore (BWI) 00:15 Detroit (DTW) E
WN 3766 Non-stop Boeing 737-800 (73H) 1:35 Effective 2026-03-05 through 2026-04-06
The flight arrives 1 day after departure.
Sun 22:40 Baltimore (BWI) 00:15 Detroit (DTW) E
WN 3766 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2026-03-08 through 2026-04-05
The flight arrives 1 day after departure.
Non-Direct Flights:
Sun 13:10 Sacramento (SMF) B 16:45 Tucson (TUS)
WN 3766 1-stop Boeing 737-700 (Scimitar Winglets) 3:35 Operates only on 2026-05-24
Sun 14:05 Las Vegas Harry Reid (LAS) 1 19:05 Denver (DEN)
WN 3766 1-stop Boeing 737-700 (Scimitar Winglets) 4:00 Effective 2026-04-12 through 2026-05-17
Sun 14:05 Las Vegas Harry Reid (LAS) 1 19:05 Denver (DEN)
WN 3766 1-stop Boeing 737-700 (Scimitar Winglets) 4:00 Operates only on 2026-05-31
Sat 16:15 Fort Myers (RSW) 20:10 Ontario, Los Angeles (ONT) 4
WN 3766 1-stop Boeing 737-800 (73H) 6:55 Valid until 2026-01-03
Fri,Sun 17:55 Fort Myers (RSW) 22:10 Omaha (OMA)
WN 3766 1-stop Boeing 737-700 (Scimitar Winglets) 5:15 Effective 2026-01-02 through 2026-01-04
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This flight number is listed as serving the following routes:
Southwest Airlines flight WN 3766: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Southwest Airlines WN3766
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3766
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3766
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3766
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3766
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3766
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3766
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3766
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:15, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3766
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 WN3766
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3766
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3766
22:30

00:10(+1)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN3766
22:40

00:15(+1)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN3766
22:40

00:15(+1)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN3766
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:35, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN3766
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:00, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN3766
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:00, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN3766
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:55, 1-stop
Boeing 737-800 (73H)

Non-Direct Flights:

Southwest Airlines WN3766
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 5:15, 1-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Baltimore (BWI) - Detroit (DTW)
  • Dallas Love Field (DAL) - Omaha (OMA)
  • Dallas Love Field (DAL) - Ontario, Los Angeles (ONT)
  • Fort Myers (RSW) - Dallas Love Field (DAL)
  • Fort Myers (RSW) - Omaha (OMA)
  • Fort Myers (RSW) - Ontario, Los Angeles (ONT)
  • Las Vegas Harry Reid (LAS) - Denver (DEN)
  • Las Vegas Harry Reid (LAS) - Tucson (TUS)
  • Raleigh/Durham (RDU) - Chicago Midway (MDW)
  • Sacramento (SMF) - Las Vegas Harry Reid (LAS)
  • Sacramento (SMF) - Tucson (TUS)
  • Saint Louis (STL) - Denver (DEN)
  • Santa Ana (SNA) - Oakland (OAK)
  • Tucson (TUS) - Denver (DEN)