Air Canada flight AC 3666: Denver - Las Vegas Harry Reid

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Tue,Thu-Sun 20:50 Denver (DEN) 21:58 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737-800 (738) 2:08 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 624)
Thu 20:50 Denver (DEN) 22:02 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737 MAX 9 (7M9) 2:12 Operates only on 2026-03-05
Codeshare flight, operated by United Airlines.(UA 624)
Fri 20:50 Denver (DEN) 22:02 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737-900 (739) 2:12 Operates only on 2026-03-06
Codeshare flight, operated by United Airlines.(UA 624)
Daily 20:50 Denver (DEN) 21:57 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737 MAX 9 (7M9) 2:07 Effective 2026-03-29 through 2026-04-29
Codeshare flight, operated by United Airlines.(UA 624)
Daily 20:50 Denver (DEN) 21:57 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737-800 (738) 2:07 Effective 2026-04-30 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 624)
Wed,Sun 20:53 Denver (DEN) 21:59 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737-800 (738) 2:06 Effective 2026-01-07 through 2026-01-14
Codeshare flight, operated by United Airlines.(UA 2342)
Thu 20:53 Denver (DEN) 21:59 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Airbus A321neo (32Q) 2:06 Operates only on 2026-01-08
Codeshare flight, operated by United Airlines.(UA 2342)
Fri 20:53 Denver (DEN) 21:59 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737-900 (739) 2:06 Operates only on 2026-01-09
Codeshare flight, operated by United Airlines.(UA 2342)
Wed-Fri 20:53 Denver (DEN) 21:59 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737-800 (738) 2:06 Effective 2026-01-15 through 2026-01-23
Codeshare flight, operated by United Airlines.(UA 2342)
Mon 20:53 Denver (DEN) 21:59 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737-900 (739) 2:06 Operates only on 2026-01-19
Codeshare flight, operated by United Airlines.(UA 2342)
Wed-Fri,Sun 20:53 Denver (DEN) 21:59 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737-800 (738) 2:06 Effective 2026-01-25 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 2342)
Daily 20:59 Denver (DEN) 21:59 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737-900 (739) 2:00 Effective from 2026-05-21
Codeshare flight, operated by United Airlines.(UA 624)
Thu 21:00 Denver (DEN) 22:12 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737-800 (738) 2:12 Operates only on 2026-02-12
Codeshare flight, operated by United Airlines.(UA 624)
Mon,Wed-Fri 21:00 Denver (DEN) 22:12 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737 MAX 9 (7M9) 2:12 Effective 2026-02-13 through 2026-02-20
Codeshare flight, operated by United Airlines.(UA 624)
Sun 21:00 Denver (DEN) 22:12 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737-900 (739) 2:12 Effective 2026-02-15 through 2026-03-01
Codeshare flight, operated by United Airlines.(UA 624)
Wed-Fri 21:00 Denver (DEN) 22:12 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737 MAX 9 (7M9) 2:12 Effective 2026-02-25 through 2026-03-04
Codeshare flight, operated by United Airlines.(UA 624)
Wed,Thu,Sun 21:05 Denver (DEN) 22:17 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737 MAX 9 (7M9) 2:12 Effective 2026-03-08 through 2026-03-26
Codeshare flight, operated by United Airlines.(UA 624)
Fri 21:05 Denver (DEN) 22:17 Las Vegas Harry Reid (LAS) 3
AC 3666 Non-stop Boeing 737-900 (739) 2:12 Effective 2026-03-13 through 2026-03-27
Codeshare flight, operated by United Airlines.(UA 624)


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Air Canada flight AC 3666:
Denver - Las Vegas Harry Reid
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC3666
20:50
Denver (DEN)

21:58
Las Vegas Harry Reid (LAS) 3
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 624)
Duration: 2:08, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC3666
20:50
Denver (DEN)

22:02
Las Vegas Harry Reid (LAS) 3
Operates only on 2026-03-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 624)
Duration: 2:12, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Air Canada AC3666
20:50
Denver (DEN)

22:02
Las Vegas Harry Reid (LAS) 3
Operates only on 2026-03-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 624)
Duration: 2:12, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Air Canada AC3666
20:50
Denver (DEN)

21:57
Las Vegas Harry Reid (LAS) 3
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 624)
Duration: 2:07, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Air Canada AC3666
20:50
Denver (DEN)

21:57
Las Vegas Harry Reid (LAS) 3
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 624)
Duration: 2:07, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC3666
20:53
Denver (DEN)

21:59
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-07 through 2026-01-14
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 2342)
Duration: 2:06, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC3666
20:53
Denver (DEN)

21:59
Las Vegas Harry Reid (LAS) 3
Operates only on 2026-01-08
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 2342)
Duration: 2:06, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
Air Canada AC3666
20:53
Denver (DEN)

21:59
Las Vegas Harry Reid (LAS) 3
Operates only on 2026-01-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 2342)
Duration: 2:06, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Air Canada AC3666
20:53
Denver (DEN)

21:59
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-15 through 2026-01-23
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 2342)
Duration: 2:06, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC3666
20:53
Denver (DEN)

21:59
Las Vegas Harry Reid (LAS) 3
Operates only on 2026-01-19
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 2342)
Duration: 2:06, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Air Canada AC3666
20:53
Denver (DEN)

21:59
Las Vegas Harry Reid (LAS) 3
Effective 2026-01-25 through 2026-02-11
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 2342)
Duration: 2:06, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC3666
20:59
Denver (DEN)

21:59
Las Vegas Harry Reid (LAS) 3
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 624)
Duration: 2:00, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Air Canada AC3666
21:00
Denver (DEN)

22:12
Las Vegas Harry Reid (LAS) 3
Operates only on 2026-02-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 624)
Duration: 2:12, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC3666
21:00
Denver (DEN)

22:12
Las Vegas Harry Reid (LAS) 3
Effective 2026-02-13 through 2026-02-20
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 624)
Duration: 2:12, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Air Canada AC3666
21:00
Denver (DEN)

22:12
Las Vegas Harry Reid (LAS) 3
Effective 2026-02-15 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 624)
Duration: 2:12, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Air Canada AC3666
21:00
Denver (DEN)

22:12
Las Vegas Harry Reid (LAS) 3
Effective 2026-02-25 through 2026-03-04
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 624)
Duration: 2:12, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Air Canada AC3666
21:05
Denver (DEN)

22:17
Las Vegas Harry Reid (LAS) 3
Effective 2026-03-08 through 2026-03-26
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 624)
Duration: 2:12, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Air Canada AC3666
21:05
Denver (DEN)

22:17
Las Vegas Harry Reid (LAS) 3
Effective 2026-03-13 through 2026-03-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 624)
Duration: 2:12, non-stop
Boeing 737-900 (739)
  • AC 3666 is a domestic flight departing from the Denver airport (DEN) and arriving at Las Vegas Harry Reid airport (LAS).
  • The flight distance is 627 miles, or 1009 km.
  • The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 2:00 and 2:12.
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