Air Canada flights from Ontario, Los Angeles (ONT) to Denver (DEN).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon-Wed,Fri-Sun 18:20 Ontario, Los Angeles (ONT) 2 21:39 Denver (DEN)
Air Canada AC 3102 Non-stop Airbus A319 (319) 2:19 Effective 2024-09-27 through 2024-10-09
Codeshare flight, operated by United Airlines.(UA 396)
Mon-Thu,Sat,Sun 18:20 Ontario, Los Angeles (ONT) 2 21:39 Denver (DEN)
Air Canada AC 3102 Non-stop Airbus A319 (319) 2:19 Effective 2024-10-10 through 2024-10-17
Codeshare flight, operated by United Airlines.(UA 396)
Daily 18:20 Ontario, Los Angeles (ONT) 2 21:39 Denver (DEN)
Air Canada AC 3102 Non-stop Airbus A319 (319) 2:19 Effective 2024-10-18 through 2024-10-26
Codeshare flight, operated by United Airlines.(UA 396)
Mon,Wed,Sun 18:25 Ontario, Los Angeles (ONT) 2 21:43 Denver (DEN)
Air Canada AC 3102 Non-stop Airbus A320 (320) 2:18 Effective 2024-09-02 through 2024-09-08
Codeshare flight, operated by United Airlines.(UA 396)
Wed-Fri,Sun 18:25 Ontario, Los Angeles (ONT) 2 21:43 Denver (DEN)
Air Canada AC 3102 Non-stop Airbus A320 (320) 2:18 Effective 2024-09-11 through 2024-09-15
Codeshare flight, operated by United Airlines.(UA 396)
Fri,Sun 18:25 Ontario, Los Angeles (ONT) 2 21:43 Denver (DEN)
Air Canada AC 3102 Non-stop Airbus A320 (320) 2:18 Effective 2024-09-20 through 2024-09-22
Codeshare flight, operated by United Airlines.(UA 396)
Mon,Thu,Fri 18:25 Ontario, Los Angeles (ONT) 2 21:43 Denver (DEN)
Air Canada AC 3111 Non-stop Airbus A320 (320) 2:18 Effective 2024-09-05 through 2024-09-09
Codeshare flight, operated by United Airlines.(UA 396)
Mon,Wed,Thu 18:25 Ontario, Los Angeles (ONT) 2 21:43 Denver (DEN)
Air Canada AC 3111 Non-stop Airbus A320 (320) 2:18 Effective 2024-09-16 through 2024-09-25
Codeshare flight, operated by United Airlines.(UA 396)
Thu 18:20 Ontario, Los Angeles (ONT) 2 21:39 Denver (DEN)
Air Canada AC 3113 Non-stop Airbus A319 (319) 2:19 Effective 2024-09-26 through 2024-10-03
Codeshare flight, operated by United Airlines.(UA 396)
Fri 18:20 Ontario, Los Angeles (ONT) 2 21:39 Denver (DEN)
Air Canada AC 3113 Non-stop Airbus A319 (319) 2:19 Operates only on 2024-10-11
Codeshare flight, operated by United Airlines.(UA 396)
Thu,Fri 18:30 Ontario, Los Angeles (ONT) 2 21:49 Denver (DEN)
Air Canada AC 3155 Non-stop Boeing 737-800 (738) 2:19 Effective 2024-12-20 through 2024-12-27
Codeshare flight, operated by United Airlines.(UA 1108)
Mon,Wed-Fri,Sun 18:30 Ontario, Los Angeles (ONT) 2 21:49 Denver (DEN)
Air Canada AC 3155 Non-stop Boeing 737-800 (738) 2:19 Effective 2024-12-29 through 2025-01-03
Codeshare flight, operated by United Airlines.(UA 1108)
Daily 13:00 Ontario, Los Angeles (ONT) 2 16:14 Denver (DEN)
Air Canada AC 3961 Non-stop Airbus A320 (320) 2:14 Effective from 2025-02-13
Codeshare flight, operated by United Airlines.(UA 1942)
Mon-Sat 13:28 Ontario, Los Angeles (ONT) 2 16:47 Denver (DEN)
Air Canada AC 3961 Non-stop Airbus A319 (319) 2:19 Effective 2024-09-26 through 2024-10-26
Codeshare flight, operated by United Airlines.(UA 1775)
Sun 13:28 Ontario, Los Angeles (ONT) 2 16:47 Denver (DEN)
Air Canada AC 3961 Non-stop Airbus A320 (320) 2:19 Effective 2024-09-29 through 2024-10-20
Codeshare flight, operated by United Airlines.(UA 1775)
Daily 13:35 Ontario, Los Angeles (ONT) 2 16:53 Denver (DEN)
Air Canada AC 3961 Non-stop Boeing 737-800 (738) 2:18 Valid until 2024-09-07
Codeshare flight, operated by United Airlines.(UA 1248)
Sun 13:35 Ontario, Los Angeles (ONT) 2 16:52 Denver (DEN)
Air Canada AC 3961 Non-stop Boeing 737-800 (738) 2:17 Operates only on 2024-09-08
Codeshare flight, operated by United Airlines.(UA 1248)
Daily 13:35 Ontario, Los Angeles (ONT) 2 16:53 Denver (DEN)
Air Canada AC 3961 Non-stop Boeing 737-800 (738) 2:18 Effective 2024-09-09 through 2024-09-25
Codeshare flight, operated by United Airlines.(UA 1248)
Daily 13:40 Ontario, Los Angeles (ONT) 2 17:00 Denver (DEN)
Air Canada AC 3961 Non-stop Airbus A319 (319) 2:20 Effective 2024-12-03 through 2024-12-18
Codeshare flight, operated by United Airlines.(UA 745)
Daily 13:42 Ontario, Los Angeles (ONT) 2 17:02 Denver (DEN)
Air Canada AC 3961 Non-stop Boeing 737-800 (738) 2:20 Effective 2024-10-27 through 2024-11-27
Codeshare flight, operated by United Airlines.(UA 745)
Mon,Fri-Sun 13:42 Ontario, Los Angeles (ONT) 2 17:02 Denver (DEN)
Air Canada AC 3961 Non-stop Boeing 737-800 (738) 2:20 Effective 2024-11-29 through 2024-12-02
Codeshare flight, operated by United Airlines.(UA 745)
Daily 13:42 Ontario, Los Angeles (ONT) 2 17:01 Denver (DEN)
Air Canada AC 3961 Non-stop Boeing 737-800 (738) 2:19 Effective 2024-12-19 through 2025-01-06
Codeshare flight, operated by United Airlines.(UA 1942)
Daily 13:42 Ontario, Los Angeles (ONT) 2 17:00 Denver (DEN)
Air Canada AC 3961 Non-stop Boeing 737 MAX 8 (7M8) 2:18 Effective 2025-01-07 through 2025-02-12
Codeshare flight, operated by United Airlines.(UA 1942)
Daily 05:05 Ontario, Los Angeles (ONT) 2 08:23 Denver (DEN)
Air Canada AC 5423 Non-stop Boeing 737-800 (738) 2:18 Valid until 2024-09-25
Codeshare flight, operated by United Airlines.(UA 2734)
Daily 05:10 Ontario, Los Angeles (ONT) 2 08:28 Denver (DEN)
Air Canada AC 5423 Non-stop Boeing 737-900 (739) 2:18 Effective 2025-01-07 through 2025-02-12
Codeshare flight, operated by United Airlines.(UA 1575)
Mon-Thu,Sat,Sun 05:15 Ontario, Los Angeles (ONT) 2 08:33 Denver (DEN)
Air Canada AC 5423 Non-stop Boeing 737-800 (738) 2:18 Effective 2024-09-26 through 2024-10-03
Codeshare flight, operated by United Airlines.(UA 1418)
Fri 05:15 Ontario, Los Angeles (ONT) 2 08:33 Denver (DEN)
Air Canada AC 5423 Non-stop Boeing 737 MAX 8 (7M8) 2:18 Operates only on 2024-09-27
Codeshare flight, operated by United Airlines.(UA 1418)
Daily 05:15 Ontario, Los Angeles (ONT) 2 08:33 Denver (DEN)
Air Canada AC 5423 Non-stop Boeing 737-800 (738) 2:18 Effective 2024-10-04 through 2024-10-26
Codeshare flight, operated by United Airlines.(UA 1418)
Daily 05:15 Ontario, Los Angeles (ONT) 2 08:35 Denver (DEN)
Air Canada AC 5423 Non-stop Boeing 737-800 (738) 2:20 Effective 2024-10-27 through 2024-12-18
Codeshare flight, operated by United Airlines.(UA 738)
Daily 05:15 Ontario, Los Angeles (ONT) 2 08:33 Denver (DEN)
Air Canada AC 5423 Non-stop Boeing 737-800 (738) 2:18 Effective 2024-12-19 through 2024-12-30
Codeshare flight, operated by United Airlines.(UA 1418)
Tue 05:15 Ontario, Los Angeles (ONT) 2 08:33 Denver (DEN)
Air Canada AC 5423 Non-stop Boeing 737 MAX 9 (7M9) 2:18 Operates only on 2024-12-31
Codeshare flight, operated by United Airlines.(UA 1418)
Mon,Wed-Sun 05:15 Ontario, Los Angeles (ONT) 2 08:33 Denver (DEN)
Air Canada AC 5423 Non-stop Boeing 737-800 (738) 2:18 Effective 2025-01-01 through 2025-01-06
Codeshare flight, operated by United Airlines.(UA 1418)
Daily 05:45 Ontario, Los Angeles (ONT) 2 08:56 Denver (DEN)
Air Canada AC 5423 Non-stop Boeing 737-800 (738) 2:11 Effective from 2025-02-13
Codeshare flight, operated by United Airlines.(UA 1575)




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Air Canada flights from Ontario, Los Angeles (ONT) to Denver (DEN).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC3102
18:20
Ontario, Los Angeles (ONT) 2

21:39
Denver (DEN)
Effective 2024-09-27 through 2024-10-09
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 396)
Duration: 2:19, non-stop
Airbus A319 (319)
Air Canada AC3102
18:20
Ontario, Los Angeles (ONT) 2

21:39
Denver (DEN)
Effective 2024-10-10 through 2024-10-17
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 396)
Duration: 2:19, non-stop
Airbus A319 (319)
Air Canada AC3102
18:20
Ontario, Los Angeles (ONT) 2

21:39
Denver (DEN)
Effective 2024-10-18 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 396)
Duration: 2:19, non-stop
Airbus A319 (319)
Air Canada AC3102
18:25
Ontario, Los Angeles (ONT) 2

21:43
Denver (DEN)
Effective 2024-09-02 through 2024-09-08
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 396)
Duration: 2:18, non-stop
Airbus A320 (320)
Air Canada AC3102
18:25
Ontario, Los Angeles (ONT) 2

21:43
Denver (DEN)
Effective 2024-09-11 through 2024-09-15
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 396)
Duration: 2:18, non-stop
Airbus A320 (320)
Air Canada AC3102
18:25
Ontario, Los Angeles (ONT) 2

21:43
Denver (DEN)
Effective 2024-09-20 through 2024-09-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 396)
Duration: 2:18, non-stop
Airbus A320 (320)
Air Canada AC3111
18:25
Ontario, Los Angeles (ONT) 2

21:43
Denver (DEN)
Effective 2024-09-05 through 2024-09-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 396)
Duration: 2:18, non-stop
Airbus A320 (320)
Air Canada AC3111
18:25
Ontario, Los Angeles (ONT) 2

21:43
Denver (DEN)
Effective 2024-09-16 through 2024-09-25
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 396)
Duration: 2:18, non-stop
Airbus A320 (320)
Air Canada AC3113
18:20
Ontario, Los Angeles (ONT) 2

21:39
Denver (DEN)
Effective 2024-09-26 through 2024-10-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 396)
Duration: 2:19, non-stop
Airbus A319 (319)
Air Canada AC3113
18:20
Ontario, Los Angeles (ONT) 2

21:39
Denver (DEN)
Operates only on 2024-10-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 396)
Duration: 2:19, non-stop
Airbus A319 (319)
Air Canada AC3155
18:30
Ontario, Los Angeles (ONT) 2

21:49
Denver (DEN)
Effective 2024-12-20 through 2024-12-27
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1108)
Duration: 2:19, non-stop
Boeing 737-800 (738)
Air Canada AC3155
18:30
Ontario, Los Angeles (ONT) 2

21:49
Denver (DEN)
Effective 2024-12-29 through 2025-01-03
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1108)
Duration: 2:19, non-stop
Boeing 737-800 (738)
Air Canada AC3961
13:00
Ontario, Los Angeles (ONT) 2

16:14
Denver (DEN)
Effective from 2025-02-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1942)
Duration: 2:14, non-stop
Airbus A320 (320)
Air Canada AC3961
13:28
Ontario, Los Angeles (ONT) 2

16:47
Denver (DEN)
Effective 2024-09-26 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1775)
Duration: 2:19, non-stop
Airbus A319 (319)
Air Canada AC3961
13:28
Ontario, Los Angeles (ONT) 2

16:47
Denver (DEN)
Effective 2024-09-29 through 2024-10-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1775)
Duration: 2:19, non-stop
Airbus A320 (320)
Air Canada AC3961
13:35
Ontario, Los Angeles (ONT) 2

16:53
Denver (DEN)
Valid until 2024-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1248)
Duration: 2:18, non-stop
Boeing 737-800 (738)
Air Canada AC3961
13:35
Ontario, Los Angeles (ONT) 2

16:52
Denver (DEN)
Operates only on 2024-09-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1248)
Duration: 2:17, non-stop
Boeing 737-800 (738)
Air Canada AC3961
13:35
Ontario, Los Angeles (ONT) 2

16:53
Denver (DEN)
Effective 2024-09-09 through 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1248)
Duration: 2:18, non-stop
Boeing 737-800 (738)
Air Canada AC3961
13:40
Ontario, Los Angeles (ONT) 2

17:00
Denver (DEN)
Effective 2024-12-03 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 745)
Duration: 2:20, non-stop
Airbus A319 (319)
Air Canada AC3961
13:42
Ontario, Los Angeles (ONT) 2

17:02
Denver (DEN)
Effective 2024-10-27 through 2024-11-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 745)
Duration: 2:20, non-stop
Boeing 737-800 (738)
Air Canada AC3961
13:42
Ontario, Los Angeles (ONT) 2

17:02
Denver (DEN)
Effective 2024-11-29 through 2024-12-02
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 745)
Duration: 2:20, non-stop
Boeing 737-800 (738)
Air Canada AC3961
13:42
Ontario, Los Angeles (ONT) 2

17:01
Denver (DEN)
Effective 2024-12-19 through 2025-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1942)
Duration: 2:19, non-stop
Boeing 737-800 (738)
Air Canada AC3961
13:42
Ontario, Los Angeles (ONT) 2

17:00
Denver (DEN)
Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1942)
Duration: 2:18, non-stop
Boeing 737 MAX 8 (7M8)
Air Canada AC5423
05:05
Ontario, Los Angeles (ONT) 2

08:23
Denver (DEN)
Valid until 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2734)
Duration: 2:18, non-stop
Boeing 737-800 (738)
Air Canada AC5423
05:10
Ontario, Los Angeles (ONT) 2

08:28
Denver (DEN)
Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1575)
Duration: 2:18, non-stop
Boeing 737-900 (739)
Air Canada AC5423
05:15
Ontario, Los Angeles (ONT) 2

08:33
Denver (DEN)
Effective 2024-09-26 through 2024-10-03
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1418)
Duration: 2:18, non-stop
Boeing 737-800 (738)
Air Canada AC5423
05:15
Ontario, Los Angeles (ONT) 2

08:33
Denver (DEN)
Operates only on 2024-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1418)
Duration: 2:18, non-stop
Boeing 737 MAX 8 (7M8)
Air Canada AC5423
05:15
Ontario, Los Angeles (ONT) 2

08:33
Denver (DEN)
Effective 2024-10-04 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1418)
Duration: 2:18, non-stop
Boeing 737-800 (738)
Air Canada AC5423
05:15
Ontario, Los Angeles (ONT) 2

08:35
Denver (DEN)
Effective 2024-10-27 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 738)
Duration: 2:20, non-stop
Boeing 737-800 (738)
Air Canada AC5423
05:15
Ontario, Los Angeles (ONT) 2

08:33
Denver (DEN)
Effective 2024-12-19 through 2024-12-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1418)
Duration: 2:18, non-stop
Boeing 737-800 (738)
Air Canada AC5423
05:15
Ontario, Los Angeles (ONT) 2

08:33
Denver (DEN)
Operates only on 2024-12-31
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1418)
Duration: 2:18, non-stop
Boeing 737 MAX 9 (7M9)
Air Canada AC5423
05:15
Ontario, Los Angeles (ONT) 2

08:33
Denver (DEN)
Effective 2025-01-01 through 2025-01-06
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1418)
Duration: 2:18, non-stop
Boeing 737-800 (738)
Air Canada AC5423
05:45
Ontario, Los Angeles (ONT) 2

08:56
Denver (DEN)
Effective from 2025-02-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1575)
Duration: 2:11, non-stop
Boeing 737-800 (738)
  • A domestic route departing from the Ontario, Los Angeles airport (ONT) and arriving at Denver airport (DEN).
  • The flight distance is 817 miles, or 1315 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-7 . 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 2:11 and 2:20.
All ONT-DEN flights
All Air Canada flights
Return (DEN-ONT) flights
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