United Airlines Denver to Toronto Flights

Return flight: Toronto – Denver

Cheapflightsplus.com will find cheap United Airlines flights from Denver to Toronto. Compare airline ticket prices and book air tickets starting from $272 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Denver (CO) — Toronto (ON) by United 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 - $272, two-way – $466.
Direct flights
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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 Arrival Flight Details Flight Time Price
11:15 am — 4:27 pm
11:15 am — 4:27 pm UA8426 United Airlines
Denver — Toronto
3h 12m
Find flight
from$361
5:40 pm — 10:52 pm
5:40 pm — 10:52 pm UA8456 United Airlines
Denver — Toronto
3h 12m
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from$361
9:53 am — 3:02 pm
9:53 am — 3:02 pm UA1874 United Airlines
Denver — Toronto
3h 9m
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from$366
10:06 am — 6:19 pm
9:57 am — 3:39 pm UA2446 United Airlines
Denver — New York
48m stop
4:45 pm — 6:29 pm UA8233 United Airlines
New York — Toronto
6h 13m
including layover
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from$323
10:25 am — 6:57 pm
10:25 am — 3:43 pm UA2087 United Airlines
Denver — Washington D.C.
1h 28m stop
5:20 pm — 6:57 pm UA3453 United Airlines
Washington D.C. — Toronto
6h 32m
including layover
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from$323
11:15 am — 11:11 pm
11:15 am — 2:50 pm UA2312 United Airlines
Denver — Chicago
5h 40m stop
8:30 pm — 11:11 pm UA8473 United Airlines
Chicago — Toronto
9h 56m
including layover
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from$290
11:15 am — 11:59 pm
11:15 am — 2:50 pm UA2312 United Airlines
Denver — Chicago
6h 23m stop
9:13 pm — 11:59 pm UA3525 United Airlines
Chicago — Toronto
10h 44m
including layover
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from$290
1:30 pm — 11:59 pm
1:30 pm — 5:05 pm UA617 United Airlines
Denver — Chicago
4h 8m stop
9:13 pm — 11:59 pm UA3525 United Airlines
Chicago — Toronto
8h 29m
including layover
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from$290
1:45 pm — 10:37 pm
1:45 pm — 5:16 pm UA271 United Airlines
Denver — Houston
1h 9m stop
6:25 pm — 10:37 pm UA313 United Airlines
Houston — Toronto
6h 52m
including layover
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from$323
2:10 pm — 10:29 pm
2:05 pm — 7:47 pm UA2375 United Airlines
Denver — New York
56m stop
8:45 pm — 10:29 pm UA8024 United Airlines
New York — Toronto
6h 19m
including layover
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from$323
3:55 pm — 12:25 pm
+1 day
3:55 pm — 7:31 pm UA1495 United Airlines
Denver — Chicago
14h 19m stop
9:50 am — 12:25 pm UA8472 United Airlines
Chicago — Toronto
18h 30m
including layover
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from$295
5:54 pm — 1:42 pm
+1 day
5:54 pm — 9:27 pm UA1898 United Airlines
Denver — Chicago
13h 37m stop
11:04 am — 1:42 pm UA567 United Airlines
Chicago — Toronto
17h 48m
including layover
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from$313
5:55 pm — 9:58 am
+1 day
5:55 pm — 9:25 pm UA1898 United Airlines
Denver — Chicago
9h 40m stop
7:05 am — 9:58 am UA3695 United Airlines
Chicago — Toronto
14h 3m
including layover
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from$290
6:00 am — 11:59 pm
6:00 am — 9:38 am UA532 United Airlines
Denver — Chicago
11h 35m stop
9:13 pm — 11:59 pm UA3525 United Airlines
Chicago — Toronto
15h 59m
including layover
Find flight
from$290
6:00 am — 6:57 pm
6:00 am — 11:19 am UA1911 United Airlines
Denver — Washington D.C.
5h 54m stop
5:20 pm — 6:57 pm UA3453 United Airlines
Washington D.C. — Toronto
10h 57m
including layover
Find flight
from$304
7:45 am — 11:59 pm
7:45 am — 11:28 am UA1811 United Airlines
Denver — Chicago
9h 45m stop
9:13 pm — 11:59 pm UA3525 United Airlines
Chicago — Toronto
14h 14m
including layover
Find flight
from$290
7:47 am — 11:11 pm
7:45 am — 11:28 am UA1811 United Airlines
Denver — Chicago
9h 10m stop
8:30 pm — 11:11 pm UA8473 United Airlines
Chicago — Toronto
13h 24m
including layover
Find flight
from$290
8:30 pm — 1:42 pm
+1 day
8:29 pm — 11:59 pm UA377 United Airlines
Denver — Chicago
11h 6m stop
10:53 am — 1:42 pm UA567 United Airlines
Chicago — Toronto
15h 12m
including layover
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from$290
8:30 pm — 4:46 pm
+1 day
8:29 pm — 11:59 pm UA377 United Airlines
Denver — Chicago
14h 7m stop
2:05 pm — 4:46 pm UA8474 United Airlines
Chicago — Toronto
18h 16m
including layover
Find flight
from$295
9:40 am — 9:25 pm
9:40 am — 1:18 pm UA2329 United Airlines
Denver — Chicago
5h 10m stop
6:28 pm — 9:25 pm UA265 United Airlines
Chicago — Toronto
9h 45m
including layover
Find flight
from$272
9:40 am — 11:11 pm
9:40 am — 1:18 pm UA2329 United Airlines
Denver — Chicago
7h 12m stop
8:30 pm — 11:11 pm UA8473 United Airlines
Chicago — Toronto
11h 31m
including layover
Find flight
from$290
*Departure and arrival times are local. Last updated on 01/15/2025

Flight Information

There are 3 flights by United Airlines from Denver to Toronto every week with departures from Denver International and Arapahoe Co. All flights arrive at Pearson International, Toronto Island, Buttonville Municipal.

Departures start from 10:00 am to 9:53 am. Nonstop flight is 3h 9m. The time difference between Denver and Toronto is 2h.

  • The fastest flight 3h 9m
  • Average flight time 3h 12m
  • The earliest flight 10:00 am
  • The latest flight 9:53 am
  • Distance 1325 ml

The cheapest months for traveling to Toronto are january (from 46 $), december (from 271 $), february (from 290 $).

The most expensive and popular months are november (from 332 $), february (from 290 $), december (from 271 $).

The cheapest flight by United Airlines that our users were able to find is $272. This airfare is economy class on one-way UA2329 flight for January 22, 2025 leaving Denver International in Denver at 9:40 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 9 airline carriers between Denver and Toronto. Please review schedules and prices from the most popular airlines to find the best airfare deals from Denver to Toronto.

Nonstop flights

There are 3 direct flights every day from Denver. Airlines and fares are below:

See more direct flights

Connecting Flights

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

  • from $319
    Find
  • from $389
    Find
  • AS - Alaska Airlines
    from $225
    Find
  • F9 - Frontier Airlines
    from $96
    Find
  • FI - Icelandair
    from $937
    Find
  • SY - Sun Country Airlines
    from $810
    Find
  • Y4 - Volaris
    from $709
    Find
  • AM - Aeromexico
    from $861
    Find
  • LH - Lufthansa
    from $1300
    Find
See more connecting flights

How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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