DEN

C$ 193 Find Cheap Flights from Ontario to Denver

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Denver departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
C$ 422
Overall average: C$ 924
Multiple Airlines
Wed 7/1Wed 14/1
YOW - DEN • 2 stops
Cheapest direct flights
C$ 514
Typical prices: C$ 822-C$ 1,132
Air Canada
Sun 11/1Sun 18/1
YUL - DEN • Direct
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Flight Deals
Useful Info
Flight Deals

Cheap Flights from Ontario to Denver

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Denver that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Denver

Wed, 7 Jan - Wed, 14 Jan
Multiple Airlines Logo
9:15 a.m. - 1:23 a.m.
YOW
-
DEN
18h 08m2 stops
Multiple Airlines Logo
4:27 p.m. - 5:25 p.m.
DEN
-
YOW
22h 58m1 stop
C$ 422Multiple Airlines
Wed, 7 Jan - Wed, 14 Jan
Multiple Airlines Logo
3:55 p.m. - 1:23 a.m.
YOW
-
DEN
11h 28m1 stop
Multiple Airlines Logo
4:27 p.m. - 5:25 p.m.
DEN
-
YOW
22h 58m1 stop
C$ 423Multiple Airlines
Thu, 8 Jan - Wed, 14 Jan
Air Canada Logo
5:25 p.m. - 7:55 p.m.
YUL
-
DEN
4h 30mdirect
Air Canada Logo
8:05 a.m. - 7:25 p.m.
DEN
-
YUL
9h 20m1 stop
C$ 512Air Canada
Sun, 11 Jan - Sun, 18 Jan
Air Canada Logo
5:25 p.m. - 7:55 p.m.
YUL
-
DEN
4h 30mdirect
Air Canada Logo
11:15 a.m. - 4:58 p.m.
DEN
-
YUL
3h 43mdirect
C$ 514Air Canada
Fri, 9 Jan - Mon, 12 Jan
Delta Logo
6:45 p.m. - 11:47 a.m.
YYZ
-
DEN
19h 02m1 stop
Delta Logo
6:40 a.m. - 10:56 p.m.
DEN
-
YYZ
14h 16m1 stop
C$ 524Delta
Fri, 9 Jan - Mon, 12 Jan
Alaska Airlines Logo
4:45 p.m. - 12:38 p.m.
YYZ
-
DEN
21h 53m1 stop
Alaska Airlines Logo
5:09 p.m. - 3:35 p.m.
DEN
-
YYZ
20h 26m1 stop
C$ 525Alaska Airlines
Sun, 8 Feb - Sun, 15 Feb
Alaska Airlines Logo
4:45 p.m. - 10:53 a.m.
YYZ
-
DEN
20h 08m2 stops
Alaska Airlines Logo
11:38 a.m. - 3:35 p.m.
DEN
-
YYZ
25h 57m2 stops
C$ 531Alaska Airlines
Mon, 26 Jan - Thu, 29 Jan
United Airlines Logo
5:11 p.m. - 6:58 a.m.
YOW
-
DEN
15h 47m2 stops
United Airlines Logo
11:59 p.m. - 11:54 p.m.
DEN
-
YOW
21h 55m1 stop
C$ 821United Airlines
Mon, 26 Jan - Thu, 29 Jan
United Airlines Logo
2:15 p.m. - 12:15 p.m.
YOW
-
DEN
24h 00m1 stop
United Airlines Logo
11:59 p.m. - 11:54 p.m.
DEN
-
YOW
21h 55m1 stop
C$ 834United Airlines
Mon, 26 Jan - Thu, 29 Jan
Delta Logo
5:40 a.m. - 8:44 p.m.
YOW
-
DEN
17h 04m2 stops
Delta Logo
7:10 a.m. - 12:42 a.m.
DEN
-
YOW
15h 32m2 stops
C$ 843Delta
Useful Info

Good to know

Low seasonNovember
Cheapest flightC$ 193
Best time to beat the crowds but there is an average 8% increase in price.
Most popular time to fly and prices are also 13% lower on average.
Flight from Toronto Pearson Airport to Denver

Flights from Ontario to Denver: the best tips from KAYAK users

Insights shared by verified travellers who flew the route from Ontario to Denver 
Learn how KAYAK collects reviews and tips from users.
F.Flew with United Airlines
YYZ
-
DEN
Aug 2024
Make sure to check the airline delay flights rate and if you have important commitments choose another airline.
JoshuaFlew with Air Canada
YYZ
-
DEN
Apr 2024
Toronto's customs was one of the faster experiences I've had. They opened four more lanes to expedite the process when the lane got too long, to ensure we would all get through within around 15 minutes. The public transportation within the city is also top notch, in my opinion.

FAQs for booking flights from Ontario to Denver

  • How does KAYAK find such low prices on flights from Ontario to Denver?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Denver.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Denver?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Denver from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ontario to Denver?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Denver with an airline and back to Ontario with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Denver?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Denver from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Travelling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Estes Park
Aurora
Westminster
Silverthorne
Fort Collins
Littleton
Lakewood
Golden
Keystone
Breckenridge
Longmont
Winter Park
Greeley
Frisco
Englewood
Wheat Ridge
Dillon
Greenwood Village
Manitou Springs
Georgetown

Everything you need to know for your flight to Denver

Information on the airport you'll fly into in Denver

Denver (DEN)