All airlines flying from Ontario, Los Angeles (ONT) to Denver (DEN).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 16:30 Ontario, Los Angeles (ONT) 4 19:40 Denver (DEN)
Southwest Airlines WN 2524 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2025-02-15 through 2025-03-01
Daily 05:05 Ontario, Los Angeles (ONT) 2 08:23 Denver (DEN)
United Airlines UA 2734 Non-stop Boeing 737-800 (738) 2:18 Valid until 2024-09-25
Sat 08:50 Ontario, Los Angeles (ONT) 4 12:00 Denver (DEN)
Southwest Airlines WN 2746 Non-stop Boeing 737-800 (73H) 2:10 Valid until 2024-09-28
Mon,Thu,Fri 12:35 Ontario, Los Angeles (ONT) 4 15:50 Denver (DEN)
Southwest Airlines WN 2746 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Valid until 2024-09-30
Tue,Wed 14:15 Ontario, Los Angeles (ONT) 4 17:30 Denver (DEN)
Southwest Airlines WN 2746 Non-stop Boeing 737-700 (73W) 2:15 Valid until 2024-10-02
Mon 17:39 Ontario, Los Angeles (ONT) 21:03 Denver (DEN)
Frontier Airlines F9 2908 Non-stop Airbus A321 (321) 2:24 Effective 2024-10-28 through 2025-01-06
Mon 17:39 Ontario, Los Angeles (ONT) 21:03 Denver (DEN)
Frontier Airlines F9 2908 Non-stop Airbus A321 (321) 2:24 Effective 2025-02-17 through 2025-04-21
Mon 18:00 Ontario, Los Angeles (ONT) 21:25 Denver (DEN)
Frontier Airlines F9 2908 Non-stop Airbus A321neo (32Q) 2:25 Effective 2024-09-09 through 2024-10-07
Mon 18:00 Ontario, Los Angeles (ONT) 21:22 Denver (DEN)
Frontier Airlines F9 2908 Non-stop Airbus A321neo (32Q) 2:22 Effective 2024-10-14 through 2024-10-21
Fri 18:01 Ontario, Los Angeles (ONT) 21:26 Denver (DEN)
Frontier Airlines F9 2908 Non-stop Airbus A321neo (32Q) 2:25 Effective 2024-09-06 through 2024-10-04
Fri 18:07 Ontario, Los Angeles (ONT) 21:29 Denver (DEN)
Frontier Airlines F9 2908 Non-stop Airbus A321neo (32Q) 2:22 Effective 2024-10-11 through 2024-10-25
Mon,Wed 18:31 Ontario, Los Angeles (ONT) 21:56 Denver (DEN)
Frontier Airlines F9 2908 Non-stop Airbus A321 (321) 2:25 Valid until 2024-09-04
Sun 18:37 Ontario, Los Angeles (ONT) 22:02 Denver (DEN)
Frontier Airlines F9 2908 Non-stop Airbus A320neo (32N) 2:25 Operates only on 2024-09-01
Wed,Fri 20:27 Ontario, Los Angeles (ONT) 23:59 Denver (DEN)
Frontier Airlines F9 2908 Non-stop Airbus A320neo (32N) 2:32 Effective 2024-10-30 through 2025-01-10
Wed,Fri 20:27 Ontario, Los Angeles (ONT) 23:59 Denver (DEN)
Frontier Airlines F9 2908 Non-stop Airbus A320neo (32N) 2:32 Effective 2025-02-14 through 2025-04-18
Sun 05:05 Ontario, Los Angeles (ONT) 4 08:20 Denver (DEN)
Southwest Airlines WN 3283 Non-stop Boeing 737-700 (73W) 2:15 Effective 2024-09-08 through 2024-09-29
Thu 13:35 Ontario, Los Angeles (ONT) 4 16:50 Denver (DEN)
Southwest Airlines WN 3619 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Operates only on 2024-10-31
Tue,Wed 15:05 Ontario, Los Angeles (ONT) 4 18:20 Denver (DEN)
Southwest Airlines WN 3619 Non-stop Boeing 737-700 (73W) 2:15 Effective 2024-10-08 through 2024-10-30
Mon,Thu,Fri 15:25 Ontario, Los Angeles (ONT) 4 18:40 Denver (DEN)
Southwest Airlines WN 3619 Non-stop Boeing 737-700 (73W) 2:15 Effective 2024-10-03 through 2024-10-28
Fri 15:25 Ontario, Los Angeles (ONT) 4 18:40 Denver (DEN)
Southwest Airlines WN 3619 Non-stop Boeing 737-700 (73W) 2:15 Operates only on 2024-11-01
Sun 15:30 Ontario, Los Angeles (ONT) 4 18:50 Denver (DEN)
Southwest Airlines WN 3619 Non-stop Boeing 737-800 (73H) 2:20 Effective 2024-10-06 through 2024-10-27
Sun 18:50 Ontario, Los Angeles (ONT) 4 22:05 Denver (DEN)
Southwest Airlines WN 3747 Non-stop Boeing 737-800 (73H) 2:15 Operates only on 2024-12-01
Sun 09:20 Ontario, Los Angeles (ONT) 4 12:35 Denver (DEN)
Southwest Airlines WN 3933 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2024-10-06 through 2024-10-27
Sat 11:35 Ontario, Los Angeles (ONT) 4 14:45 Denver (DEN)
Southwest Airlines WN 4166 Non-stop Boeing 737-700 (73W) 2:10 Effective 2025-01-11 through 2025-02-08
Sun 18:35 Ontario, Los Angeles (ONT) 4 21:55 Denver (DEN)
Southwest Airlines WN 4198 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2024-10-06 through 2024-10-27
Tue,Wed 11:20 Ontario, Los Angeles (ONT) 4 14:35 Denver (DEN)
Southwest Airlines WN 4509 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2024-10-08 through 2024-10-30
Thu,Fri,Sun 08:40 Ontario, Los Angeles (ONT) 4 11:50 Denver (DEN)
Southwest Airlines WN 4536 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2024-11-03 through 2024-11-10
Mon,Thu,Fri,Sun 08:40 Ontario, Los Angeles (ONT) 4 11:50 Denver (DEN)
Southwest Airlines WN 4536 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2024-11-11 through 2024-11-25
Fri,Sun 08:40 Ontario, Los Angeles (ONT) 4 11:50 Denver (DEN)
Southwest Airlines WN 4536 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2024-12-08 through 2024-12-15
Thu 08:40 Ontario, Los Angeles (ONT) 4 11:50 Denver (DEN)
Southwest Airlines WN 4536 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Operates only on 2024-12-19
Fri 08:40 Ontario, Los Angeles (ONT) 4 11:50 Denver (DEN)
Southwest Airlines WN 4536 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Operates only on 2025-01-03
Non-Direct Flights:
Mon,Thu,Fri 16:35 Ontario, Los Angeles (ONT) 4 21:20 Denver (DEN)
Southwest Airlines WN 576 1-stop Boeing 737-700 (73W) 3:45 Valid until 2024-09-30
Sun 06:00 Ontario, Los Angeles (ONT) 4 11:40 Denver (DEN)
Southwest Airlines WN 645 1-stop Boeing 737 MAX 8 (7M8) 4:40 Operates only on 2024-12-01
Mon,Thu,Fri 10:50 Ontario, Los Angeles (ONT) 4 15:30 Denver (DEN)
Southwest Airlines WN 1420 1-stop Boeing 737-700 (73W) 3:40 Valid until 2024-09-30
Sun 13:20 Ontario, Los Angeles (ONT) 4 18:05 Denver (DEN)
Southwest Airlines WN 3486 1-stop Boeing 737-700 (73W) 3:45 Operates only on 2024-09-01
Mon,Thu,Fri,Sun 06:55 Ontario, Los Angeles (ONT) 4 12:20 Denver (DEN)
Southwest Airlines WN 5309 1-stop Boeing 737-700 (73W) 4:25 Effective 2025-02-13 through 2025-02-17
Thu,Fri,Sun 06:55 Ontario, Los Angeles (ONT) 4 12:20 Denver (DEN)
Southwest Airlines WN 5309 1-stop Boeing 737-700 (73W) 4:25 Effective 2025-02-21 through 2025-03-02
Sat 07:05 Ontario, Los Angeles (ONT) 4 16:35 Denver (DEN)
Southwest Airlines WN 792 2-stop Boeing 737-700 (73W) 8:30 Effective 2025-02-15 through 2025-03-01
Sun 05:15 Ontario, Los Angeles (ONT) 4 12:25 Denver (DEN)
Southwest Airlines WN 985 2-stop Boeing 737-800 (73H) 6:10 Operates only on 2024-12-01
Mon,Thu,Fri 10:40 Ontario, Los Angeles (ONT) 4 18:30 Denver (DEN)
Southwest Airlines WN 1678 2-stop Boeing 737-800 (73H) 6:50 Valid until 2024-09-30
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)
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All airlines flying from Ontario, Los Angeles (ONT) to Denver (DEN).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Effective 2025-02-15 through 2025-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Valid until 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:18, non-stop
Boeing 737-800 (738)

Valid until 2024-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:10, non-stop
Boeing 737-800 (73H)

Valid until 2024-09-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Valid until 2024-10-02
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (73W)

Effective 2024-10-28 through 2025-01-06
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:24, non-stop
Airbus A321 (321)

Effective 2025-02-17 through 2025-04-21
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:24, non-stop
Airbus A321 (321)

Effective 2024-09-09 through 2024-10-07
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Airbus A321neo (32Q)

Effective 2024-10-14 through 2024-10-21
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:22, non-stop
Airbus A321neo (32Q)

Effective 2024-09-06 through 2024-10-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Airbus A321neo (32Q)

Effective 2024-10-11 through 2024-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:22, non-stop
Airbus A321neo (32Q)

Valid until 2024-09-04
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Airbus A321 (321)

Operates only on 2024-09-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Airbus A320neo (32N)

Effective 2024-10-30 through 2025-01-10
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:32, non-stop
Airbus A320neo (32N)

Effective 2025-02-14 through 2025-04-18
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:32, non-stop
Airbus A320neo (32N)

Effective 2024-09-08 through 2024-09-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (73W)

Operates only on 2024-10-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-10-08 through 2024-10-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (73W)

Effective 2024-10-03 through 2024-10-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (73W)

Operates only on 2024-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (73W)

Effective 2024-10-06 through 2024-10-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-800 (73H)

Operates only on 2024-12-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-800 (73H)

Effective 2024-10-06 through 2024-10-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2025-01-11 through 2025-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:10, non-stop
Boeing 737-700 (73W)

Effective 2024-10-06 through 2024-10-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-10-08 through 2024-10-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-11-03 through 2024-11-10
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-11-11 through 2024-11-25
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-12-08 through 2024-12-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Operates only on 2024-12-19
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Operates only on 2025-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Valid until 2024-09-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:45, 1-stop
Boeing 737-700 (73W)

Operates only on 2024-12-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:40, 1-stop
Boeing 737 MAX 8 (7M8)

Valid until 2024-09-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:40, 1-stop
Boeing 737-700 (73W)

Operates only on 2024-09-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:45, 1-stop
Boeing 737-700 (73W)

Effective 2025-02-13 through 2025-02-17
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:25, 1-stop
Boeing 737-700 (73W)

Effective 2025-02-21 through 2025-03-02
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:25, 1-stop
Boeing 737-700 (73W)

Effective 2025-02-15 through 2025-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 8:30, 2-stop
Boeing 737-700 (73W)

Operates only on 2024-12-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:10, 2-stop
Boeing 737-800 (73H)

Valid until 2024-09-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:50, 2-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

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)

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)

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)

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)

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)

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)

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)

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)

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)

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)
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  • 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 2:10 and 2:32.