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Denver

$174+ Cheap flights from Toronto (YTO) to Denver (DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — DEN
Jul 20 — Jul 271
Mon 7/20
Mon 7/27
1 adult, Economy
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Find cheap flights from Toronto to Denver with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Toronto to Denver Intl are usually found in November or September, booked 23 days in advance, depart on a Thursday or Tuesday and return on a Thursday

Cheap flight deals from Toronto to Denver

Cheapest flights from Toronto to Denver
Explore the most affordable flight options available from Toronto to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 20, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:45 pm
YYZ
-
DEN
1 stop23h 46m
Multiple Airlines
Sun 8/2312:15 pm
DEN
-
YYZ
1 stop9h 55m
Multiple Airlines
Deal found 6/16$346
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1310:50 am
YYZ
-
DEN
2 stops18h 58m
Multiple Airlines
Wed 7/1512:15 pm
DEN
-
YYZ
1 stop8h 30m
Multiple Airlines
Deal found 6/17$348
This oojo deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:40 pm
YKF
-
DEN
1 stop16h 40m
WestJet
Sun 8/3012:15 pm
DEN
-
YKF
1 stop29h 35m
WestJet
Deal found 6/20$349
This Gotogate deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:00 am
YYZ
-
DEN
1 stop27h 20m
WestJet
Fri 9/412:15 pm
DEN
-
YYZ
1 stop9h 55m
WestJet
Deal found 6/19$349
This oojo deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/108:40 pm
YKF
-
DEN
1 stop16h 40m
WestJet
Sun 7/1912:15 pm
DEN
-
YKF
1 stop29h 35m
WestJet
Deal found 6/18$350
This WestJet deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:20 pm
YYZ
-
DEN
2 stops20h 00m
WestJet
Fri 8/712:15 pm
DEN
-
YYZ
1 stop8h 30m
WestJet
Deal found 6/16$350
This oojo deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:40 pm
YKF
-
DEN
1 stop16h 40m
WestJet
Tue 8/1112:15 pm
DEN
-
YKF
1 stop29h 35m
WestJet
Deal found 6/17$351
This Kiwi.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:55 pm
YYZ
-
DEN
1 stop10h 14m
Multiple Airlines
Tue 8/1112:15 pm
DEN
-
YYZ
1 stop8h 30m
Multiple Airlines
Deal found 6/18$351
This oojo deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/148:40 pm
YKF
-
DEN
1 stop16h 40m
WestJet
Tue 7/2112:15 pm
DEN
-
YKF
1 stop29h 35m
WestJet
Deal found 6/16$352
This FlightHub deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:20 pm
YYZ
-
DEN
2 stops39h 00m
WestJet
Mon 9/2112:15 pm
DEN
-
YYZ
2 stops14h 55m
WestJet
Deal found 6/20$352
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:40 pm
YTZ
-
DEN
1 stop22h 05m
Multiple Airlines
Wed 9/95:56 pm
DEN
-
YTZ
1 stop13h 44m
Multiple Airlines
Deal found 6/17$353
This WestJet deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:20 pm
YYZ
-
DEN
2 stops15h 00m
WestJet
Sat 8/812:15 pm
DEN
-
YYZ
2 stops14h 55m
WestJet
Deal found 6/17$353

Find flight deals from Toronto to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$346
(Kiwi.com)

One-way from

$174
(oojo)

Popular in

February

Cheapest in

November

Average price

$506

Good round-trip deal

$469 or less

Good one-way deal

$253 or less
Provider with most accurate pricing for Toronto (YTO)-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Denver Intl flights.
Search Deals
From Toronto (YTO) to Denver Intl
Search Deals
One-way flight from Toronto (YTO) to Denver Intl
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Toronto (YTO) to Denver Intl.
Search Deals
Price to beat on a one-way flight from Toronto (YTO) to Denver Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Toronto to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 20, 2026.
Use the filters below to find and compare flights from Toronto to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Wed 8/5

8:40 pm-11:20 am

1 stop16h 40m

Denver Intl

Tue 8/11

12:15 pm-7:50 pm

1 stop29h 35m

$351

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Tue 7/14

8:40 pm-11:20 am

1 stop16h 40m

Denver Intl

Tue 7/21

12:15 pm-7:50 pm

1 stop29h 35m

$352

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Tue 7/14

8:40 pm-11:20 am

1 stop16h 40m

Denver Intl

Sun 7/19

12:15 pm-7:50 pm

1 stop29h 35m

$352

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Wed 7/22

8:40 pm-11:20 am

1 stop16h 40m

Denver Intl

Tue 7/28

12:15 pm-7:50 pm

1 stop29h 35m

$352

HamiltonDenver

YHM - DEN

YHMDEN

Hamilton

Fri 8/14

6:15 pm-11:20 am

1 stop19h 05m

Denver Intl

Wed 8/19

12:15 pm-5:15 pm

1 stop27h 00m

$366

HamiltonDenver

YHM - DEN

YHMDEN

Hamilton

Thu 8/20

6:10 pm-11:20 am

1 stop19h 10m

Denver Intl

Thu 8/27

12:15 pm-5:15 pm

1 stop27h 00m

$366

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Thu 7/9

8:40 pm-11:20 am

1 stop16h 40m

Denver Intl

Wed 7/15

12:15 pm-7:50 pm

1 stop29h 35m

$368

HamiltonDenver

YHM - DEN

YHMDEN

Hamilton

Fri 7/10

6:10 pm-11:20 am

1 stop19h 10m

Denver Intl

Sun 7/19

12:15 pm-5:15 pm

1 stop27h 00m

$368

HamiltonDenver

YHM - DEN

YHMDEN

Hamilton

Wed 8/5

6:10 pm-11:20 am

1 stop19h 10m

Denver Intl

Tue 8/11

12:15 pm-5:15 pm

1 stop27h 00m

$370

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Sun 9/20

8:40 pm-11:20 am

1 stop16h 40m

Denver Intl

Sun 9/27

12:15 pm-7:50 pm

1 stop29h 35m

$371

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 60 resultsSorted by cheapest first
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Compare providers for flights from Toronto to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Toronto to Denver in June.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Toronto-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Toronto-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Toronto-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Toronto-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Toronto-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Toronto to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Toronto with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Toronto to Denver

What is the cheapest month to book a flight from Toronto to Denver?

Currently, July is the cheapest month in which you can book a flight from Toronto to Denver (average of $129). Flying from Toronto to Denver in March is currently the most expensive (average of $360). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YTO to DEN?

Find hourly flight availability from Toronto to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 20, 2026.

When flying from Toronto to Denver, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Toronto to Denver

Explore weekly flight availability from Toronto to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 20, 2026.

The most flights from YTO to DEN are scheduled on a Monday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost to fly round-trip from Toronto to Denver?

How far ahead should I book a flight from Toronto to Denver?

To ensure you get the cheapest price possible for a flight from Toronto to Denver, you should look to book at least 22 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

The best insider tips for Toronto to Denver flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Toronto to Denver trip
Our travel experts
Jessica Macdonald

Jessica Macdonald

Expert on Air Canada

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Kaitlyn McInnis

Kaitlyn McInnis

Expert on YYZ

Kaitlyn is a guidebook author and travel writer splitting her time between Atlantic Canada and Istanbul, Türkiye. She has visited over fifty countries and all seven continents, so she is very familiar with many hotels, airports and airlines around the globe. But her favorite type of vacation is sunbathing by the sea with a good book in hand.

Read more
Emily Zemler

Emily Zemler

Expert on DEN

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated June 20, 2026.
See what other customers who have flown with United Airlines and Air Canada from Toronto to Denver have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,865 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,865 reviews
United Airlines
7.4
Good
9,865 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
11,226 reviews
United Airlines
7.4
Good
9,865 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Toronto to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Denver from Toronto?

    For a flight from Toronto to Denver, you will be flying into Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city. Denver Intl is the only Denver airport and it handles 9 inbound flights from Toronto per day. 2 airlines have flights to Denver Intl from Toronto on a regular basis.

  • How long is the flight from Toronto to Denver?

    A quick flight from Toronto to Denver can take about 3h 38m. WestJet provides one of the quickest options available for as low as $406. Toronto and Denver are separated by a distance of 1312 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Toronto to Denver round-trip?

    According to our current data, United Airlines ($267), and Air Canada ($311) offers the cheapest pricing from Toronto to Denver. United Airlines is currently priced 42% below the average price you’ll pay for this route.

  • What are the most popular routes from Toronto to Denver?

    The most popular flight routes from Toronto to Denver are Toronto Pearson Intl - Denver Intl, Toronto Island - Denver Intl and Hamilton - Denver Intl.

  • What are the most reliable airlines from Toronto to Denver?

    Before booking your flight to Denver from Toronto, check out the most reliable airlines to get you to your destination on time: Brussels Airlines (83%), Air Canada (75%), United Airlines( 75%).

  • What are the cheapest flights from Toronto to Denver?

    Looking for the cheapest flight from Toronto to Denver? While on average our users pay $944, our data indicates the cheapest price to be $214. The most popular route (Toronto Pearson Intl - Denver Intl), is priced around $347.

  • Can I find deals for flights from Toronto to Denver that include hotel bookings?

    Yes. In addition to deals on Toronto to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Toronto to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Toronto to Denver.

  • Can I find deals for business class flights from Toronto to Denver?

    Yes. Cheapflights offers flight deals from Toronto to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Toronto to Denver?

    Currently, July is the cheapest month in which you can book a flight from Toronto to Denver (average of $129). Flying from Toronto to Denver in March is currently the most expensive (average of $360). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Centennial
Westminster
Lakewood
Broomfield
Golden
Greeley
Fort Morgan
Lone Tree
Wheat Ridge
Silverthorne
Central City
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Glendale
Evergreen

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Toronto to Denver

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Denver flights
Ottawa to Denver flights

Top 2 airlines flying from Toronto to Denver

Discover the top 2 airlines that operate flights from Toronto to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$267Average$537FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$311Average$469FlexibilityNo cancel feeOn-time67%

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