Air Canada flight AC 4156: Denver - Atlanta

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Sun 13:25 Denver (DEN) 18:30 Atlanta (ATL) N
AC 4156 Non-stop Airbus A319 (319) 3:05 Effective 2025-05-25 through 2025-06-22
Codeshare flight, operated by United Airlines.(UA 1183)
Mon-Fri,Sun 13:25 Denver (DEN) 18:30 Atlanta (ATL) N
AC 4156 Non-stop Airbus A319 (319) 3:05 Effective 2025-06-26 through 2025-07-03
Codeshare flight, operated by United Airlines.(UA 1671)
Fri 13:25 Denver (DEN) 18:30 Atlanta (ATL) N
AC 4156 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Operates only on 2025-07-04
Codeshare flight, operated by United Airlines.(UA 1671)
Mon-Fri,Sun 13:25 Denver (DEN) 18:30 Atlanta (ATL) N
AC 4156 Non-stop Airbus A319 (319) 3:05 Effective 2025-07-06 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 1671)
Mon-Fri 13:27 Denver (DEN) 18:32 Atlanta (ATL) N
AC 4156 Non-stop Airbus A319 (319) 3:05 Effective 2025-05-22 through 2025-06-25
Codeshare flight, operated by United Airlines.(UA 1183)
Daily 13:27 Denver (DEN) 18:26 Atlanta (ATL) N
AC 4156 Non-stop Airbus A319 (319) 2:59 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 1671)
Daily 13:28 Denver (DEN) 18:17 Atlanta (ATL) N
AC 4156 Non-stop Airbus A319 (319) 2:49 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 1671)
Daily 13:28 Denver (DEN) 18:17 Atlanta (ATL) N
AC 4156 Non-stop Airbus A319 (319) 2:49 Effective 2025-10-26 through 2025-12-17
Codeshare flight, operated by United Airlines.(UA 1671)
Daily 13:28 Denver (DEN) 18:17 Atlanta (ATL) N
AC 4156 Non-stop Airbus A319 (319) 2:49 Effective from 2026-01-06
Codeshare flight, operated by United Airlines.(UA 1671)
Sat 13:40 Denver (DEN) 18:45 Atlanta (ATL) N
AC 4156 Non-stop Airbus A319 (319) 3:05 Effective 2025-06-28 through 2025-08-16
Codeshare flight, operated by United Airlines.(UA 1671)
Daily 14:00 Denver (DEN) 19:00 Atlanta (ATL) N
AC 4156 Non-stop Airbus A319 (319) 3:00 Valid until 2025-05-21
Codeshare flight, operated by United Airlines.(UA 1671)
Sat 14:00 Denver (DEN) 19:05 Atlanta (ATL) N
AC 4156 Non-stop Airbus A319 (319) 3:05 Effective 2025-05-24 through 2025-06-21
Codeshare flight, operated by United Airlines.(UA 1183)
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Air Canada flight AC 4156:
Denver - Atlanta
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Air Canada AC4156
13:25

18:30
Effective 2025-05-25 through 2025-06-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1183)
Duration: 3:05, non-stop
Airbus A319 (319)

Air Canada AC4156
13:25

18:30
Effective 2025-06-26 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1671)
Duration: 3:05, non-stop
Airbus A319 (319)

Air Canada AC4156
13:25

18:30
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1671)
Duration: 3:05, non-stop
Boeing 737 MAX 8 (7M8)

Air Canada AC4156
13:25

18:30
Effective 2025-07-06 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1671)
Duration: 3:05, non-stop
Airbus A319 (319)

Air Canada AC4156
13:27

18:32
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1183)
Duration: 3:05, non-stop
Airbus A319 (319)

Air Canada AC4156
13:27

18:26
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1671)
Duration: 2:59, non-stop
Airbus A319 (319)

Air Canada AC4156
13:28

18:17
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1671)
Duration: 2:49, non-stop
Airbus A319 (319)

Air Canada AC4156
13:28

18:17
Effective 2025-10-26 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1671)
Duration: 2:49, non-stop
Airbus A319 (319)

Air Canada AC4156
13:28

18:17
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1671)
Duration: 2:49, non-stop
Airbus A319 (319)

Air Canada AC4156
13:40

18:45
Effective 2025-06-28 through 2025-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1671)
Duration: 3:05, non-stop
Airbus A319 (319)

Air Canada AC4156
14:00

19:00
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1671)
Duration: 3:00, non-stop
Airbus A319 (319)

Air Canada AC4156
14:00

19:05
Effective 2025-05-24 through 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1183)
Duration: 3:05, non-stop
Airbus A319 (319)
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  • AC 4156 is a domestic flight departing from the Denver airport (DEN) and arriving at Atlanta airport (ATL).
  • The flight distance is 1196 miles, or 1925 km.
  • The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-5 . 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 2:49 and 3:05.