American Airlines Ontario to Denver Flights

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Cheapflightsplus.com will find cheap American Airlines flights from Ontario to Denver. Compare airline ticket prices and book air tickets starting from $88 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of American Airlines, arrivals and departure details below.

Find Cheap Airfare Ontario (CA) — Denver (CO) by American Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in january: one-way - $88, two-way – $151.

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Cheap Flights from Ontario to Denver by American Airlines

Look at the list of plane tickets for the most connecting flights by American Airlines, their prices start from $88. There’re no direct flights. The fastest connecting flight – 3h 57m.

Price	Departure	Arrival	Flight Time	Airline	Flight
from $88 Find flight	12:45 pm Ontario Ontario Int.	5:43 pm Denver Denver International	3h 58m layover 0h 56m - Phoenix	American Airlines	AA603 AA420
from $109 Find flight	9:53 am Ontario Ontario Int.	3:05 pm Denver Denver International	4h 12m layover 1h 11m - Phoenix	American Airlines	AA452 AA1743
from $110 Find flight	4:36 pm Ontario Ontario Int.	9:36 pm Denver Denver International	4h 0m layover 0h 55m - Phoenix	American Airlines	AA5961 AA2315
from $124 Find flight	6:00 am Ontario Ontario Int.	11:28 am Denver Denver International	4h 28m layover 1h 23m - Phoenix	American Airlines	AA1462 AA482
from $154 Find flight	6:00 am Ontario Ontario Int.	11:25 am Denver Denver International	4h 25m layover 1h 21m - Phoenix	American Airlines	AA1688 AA482
from $177 Find flight	9:54 am Ontario Ontario Int.	5:43 pm Denver Denver International	6h 49m layover 3h 52m - Phoenix	American Airlines	AA5792 AA420
from $177 Find flight	9:54 am Ontario Ontario Int.	3:12 pm Denver Denver International	4h 18m layover 1h 17m - Phoenix	American Airlines	AA5792 AA1743
from $181 Find flight	6:00 am Ontario Ontario Int.	5:43 pm Denver Denver International	10h 43m layover 7h 43m - Phoenix	American Airlines	AA1462 AA420
from $181 Find flight	6:00 am Ontario Ontario Int.	3:05 pm Denver Denver International	8h 5m layover 5h 3m - Phoenix	American Airlines	AA1462 AA1743
from $181 Find flight	6:00 am Ontario Ontario Int.	9:36 pm Denver Denver International	14h 36m layover 11h 32m - Phoenix	American Airlines	AA1462 AA2315
from $190 Find flight	4:40 pm Ontario Ontario Int.	9:37 pm Denver Denver International	3h 57m layover 0h 54m - Phoenix	American Airlines	AA5961 AA1699
from $195 Find flight	9:54 am Ontario Ontario Int.	9:37 pm Denver Denver International	10h 43m layover 7h 40m - Phoenix	American Airlines	AA5792 AA1699
from $236 Find flight	1:07 am Ontario Ontario Int.	10:01 am Denver Denver International	7h 54m layover 2h 56m - Dallas	American Airlines	AA2797 AA1622
from $233 Find flight	1:07 am Ontario Ontario Int.	1:25 pm Denver Denver International	11h 18m layover 1h 1m - Dallas 2h 22m - Chicago	American Airlines	AA2797 AA1588 AA1160
from $233 Find flight	1:07 am Ontario Ontario Int.	11:37 am Denver Denver International	9h 30m layover 1h 1m - Dallas 0h 43m - Chicago	American Airlines	AA2797 AA1588 AA2470
from $233 Find flight	1:07 am Ontario Ontario Int.	4:01 pm Denver Denver International	13h 54m layover 3h 6m - Dallas 2h 49m - Chicago	American Airlines	AA2797 AA1734 AA2462

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*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 01/15/2025

American Airlines Flight Schedule Ontario to Denver

Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.

Departure	Flight Details	Flight Time	Price
10:56 am — 9:56 pm	10:56 am — 3:50 pm AA1472 American Airlines Ontario — Dallas 5h 5m stop 8:55 pm — 9:56 pm AA577 American Airlines Dallas — Denver	10h including layover	Find flight from$239
10:56 am — 11:28 pm	10:56 am — 3:50 pm AA1472 American Airlines Ontario — Dallas 6h 35m stop 10:25 pm — 11:28 pm AA2685 American Airlines Dallas — Denver	11h 32m including layover	Find flight from$239
12:45 pm — 5:43 pm	12:45 pm — 2:05 pm AA603 American Airlines Ontario — Phoenix 56m stop 3:01 pm — 5:43 pm AA420 American Airlines Phoenix — Denver	3h 58m including layover	Find flight from$88
12:53 pm — 9:36 pm	12:53 pm — 2:08 pm AA603 American Airlines Ontario — Phoenix 4h 41m stop 6:49 pm — 9:36 pm AA2315 American Airlines Phoenix — Denver	7h 43m including layover	Find flight from$181
2:21 pm — 9:56 pm	2:21 pm — 7:19 pm AA1086 American Airlines Ontario — Dallas 1h 36m stop 8:55 pm — 9:56 pm AA577 American Airlines Dallas — Denver	6h 35m including layover	Find flight from$236
2:21 pm — 11:28 pm	2:21 pm — 7:19 pm AA1086 American Airlines Ontario — Dallas 3h 6m stop 10:25 pm — 11:28 pm AA2685 American Airlines Dallas — Denver	8h 7m including layover	Find flight from$236
4:36 pm — 9:36 pm	4:36 pm — 5:54 pm AA5961 American Airlines Ontario — Phoenix 55m stop 6:49 pm — 9:36 pm AA2315 American Airlines Phoenix — Denver	4h including layover	Find flight from$110
4:40 pm — 9:37 pm	4:40 pm — 5:55 pm AA5961 American Airlines Ontario — Phoenix 54m stop 6:49 pm — 9:37 pm AA1699 American Airlines Phoenix — Denver	3h 57m including layover	Find flight from$190
6:00 am — 11:28 am	6:00 am — 7:17 am AA1462 American Airlines Ontario — Phoenix 1h 23m stop 8:40 am — 11:28 am AA482 American Airlines Phoenix — Denver	4h 28m including layover	Find flight from$124
6:00 am — 11:25 am	6:00 am — 7:17 am AA1688 American Airlines Ontario — Phoenix 1h 21m stop 8:38 am — 11:25 am AA482 American Airlines Phoenix — Denver	4h 25m including layover	Find flight from$154
7:34 pm — 11:25 am +1 day	7:34 pm — 8:50 pm AA5845 American Airlines Ontario — Phoenix 11h 48m stop 8:38 am — 11:25 am AA482 American Airlines Phoenix — Denver	14h 51m including layover	Find flight from$249
8:22 am — 3:41 pm	8:22 am — 1:18 pm AA2638 American Airlines Ontario — Dallas 1h 22m stop 2:40 pm — 3:41 pm AA519 American Airlines Dallas — Denver	6h 19m including layover	Find flight from$236
8:22 am — 9:56 pm	8:22 am — 1:18 pm AA2638 American Airlines Ontario — Dallas 7h 37m stop 8:55 pm — 9:56 pm AA577 American Airlines Dallas — Denver	12h 34m including layover	Find flight from$239
9:53 am — 5:43 pm	9:53 am — 11:09 am AA452 American Airlines Ontario — Phoenix 3h 51m stop 3:00 pm — 5:43 pm AA420 American Airlines Phoenix — Denver	6h 50m including layover	Find flight from$89
9:53 am — 3:05 pm	9:53 am — 11:09 am AA452 American Airlines Ontario — Phoenix 1h 11m stop 12:20 pm — 3:05 pm AA1743 American Airlines Phoenix — Denver	4h 12m including layover	Find flight from$109
1:07 am — 1:25 pm	1:07 am — 5:59 am AA2797 American Airlines Ontario — Dallas 1h 1m stop 7:00 am — 9:28 am AA1588 American Airlines Dallas — Chicago 2h 22m stop 11:50 am — 1:25 pm AA1160 American Airlines Chicago — Denver	11h 18m including layover	Find flight from$233
1:07 am — 11:37 am	1:07 am — 5:59 am AA2797 American Airlines Ontario — Dallas 1h 1m stop 7:00 am — 9:26 am AA1588 American Airlines Dallas — Chicago 43m stop 10:09 am — 11:37 am AA2470 American Airlines Chicago — Denver	9h 30m including layover	Find flight from$233
7:28 pm — 9:20 am +1 day	7:28 pm — 8:45 pm AA5845 American Airlines Ontario — Phoenix 3h 50m stop 0:35 am — 6:01 am AA447 American Airlines Phoenix — Chicago 1h 43m stop 7:44 am — 9:20 am AA2780 American Airlines Chicago — Denver	12h 52m including layover	Find flight from$256

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times are local. Last updated on 01/15/2025

Flight Information

There are 79 flights by American Airlines from Ontario to Denver every week with departures from Ontario Int. and International Heliport. All flights arrive at Denver International and Arapahoe Co.

Departures start from 10:25 am to 9:54 am. Nonstop flight is 3h 57m. The time difference between Ontario and Denver is 1h.

The fastest flight 3h 57m
Average flight time 9h 50m
The earliest flight 10:25 am
The latest flight 9:54 am
Distance 818 ml

The cheapest flight by American Airlines that our users were able to find is $88. This airfare is economy class on one-way AA603 flight for October 3, 2018 leaving Ontario Int. in Ontario at 12:45 pm, it includes all taxes and additional fees.

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American Airlines Airplanes on the Route

List of the most popular American Airlines airplanes flying from Ontario to Denver:

Airbus A320

from $88

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Airbus A319

from $89

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Canadair 900

from $110

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Boeing 737

from $124

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Airbus A321

from $154

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Canadair Regional Jet 900

from $177

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Other Popular Airlines on the Route

Besides American Airlines there are other 4 airline carriers between Ontario and Denver. Please review schedules and prices from the most popular airlines to find the best airfare deals from Ontario to Denver.

Nonstop flights

There are 5 direct flights every day from Ontario. Airlines and fares are below:

F9 - Frontier Airlines

from $43

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UA - United Airlines

from $111

Find

See more direct flights

Connecting Flights

List of flights with layovers (1 and more stops):

AS - Alaska Airlines

from $120

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F9 - Frontier Airlines

from $55

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UA - United Airlines

from $121

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Y4 - Volaris

from $351

Find

See more connecting flights

How to book an air ticket yourself?

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