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$110+ 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 6/22. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — DEN
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
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”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from Toronto to Denver Intl are usually found in October or September, booked 85 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap 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 April 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$296
(FlightHub)

One-way from

$110
(oojo)

Popular in

December

Cheapest in

October

Average price

$474

Good round-trip deal

$345 or less

Good one-way deal

$185 or less
Provider with most accurate pricing for Toronto (YTO)-Denver Intl flight deals.
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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. 2% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
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

Find 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 April 15, 2025.

This FlightHub deal was found by Cheapflights users on 4/15. 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.
Wed 7/98:00 pmYYZ - DEN
1 stop17h 27mWestJet
Sun 7/137:40 pmDEN - YYZ
1 stop14h 32mWestJet
Deal found 4/15$296
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 6/88:05 pmYYZ - DEN
1 stop9h 56mMultiple Airlines
Tue 6/109:50 pmDEN - YYZ
1 stop17h 30mMultiple Airlines
Deal found 4/15$303
This oojo deal was found by Cheapflights users on 4/14. 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 9/47:45 pmYKF - DEN
1 stop17h 39mWestJet
Sun 9/712:15 pmDEN - YKF
1 stop10h 30mWestJet
Deal found 4/14$316
This Mytrip deal was found by Cheapflights users on 4/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:15 amYKF - DEN
2 stops31h 12mMultiple Airlines
Wed 5/712:15 pmDEN - YKF
2 stops15h 15mMultiple Airlines
Deal found 4/14$320
This oojo deal was found by Cheapflights users on 4/14. 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 9/46:00 amYHM - DEN
1 stop14h 48mWestJet
Sun 9/712:15 pmDEN - YHM
1 stop10h 25mWestJet
Deal found 4/14$334
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/128:45 amYTZ - DEN
1 stop13h 35mMultiple Airlines
Mon 5/198:11 pmDEN - YTZ
1 stop14h 11mMultiple Airlines
Deal found 4/14$364
This Air Canada deal was found by Cheapflights users on 4/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/69:44 amYYZ - DEN
Nonstop3h 44mAir Canada
Sat 8/911:25 amDEN - YYZ
Nonstop3h 10mAir Canada
Deal found 4/14$370
This Air Canada deal was found by Cheapflights users on 4/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/712:25 pmYTZ - DEN
2 stops13h 05mAir Canada
Mon 6/98:50 pmDEN - YTZ
2 stops16h 00mAir Canada
Deal found 4/15$393
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/710:20 amYYZ - DEN
1 stop8h 38mDelta
Wed 6/1111:03 amDEN - YYZ
1 stop5h 31mDelta
Deal found 4/15$399
This United Airlines deal was found by Cheapflights users on 4/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1910:15 amYYZ - DEN
Nonstop3h 54mUnited Airlines
Wed 5/288:50 pmDEN - YYZ
1 stop12h 59mUnited Airlines
Deal found 4/14$494
This Mytrip deal was found by Cheapflights users on 4/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/257:15 pmYHM - DEN
1 stop18h 12mMultiple Airlines
Mon 6/3012:15 pmDEN - YHM
1 stop9h 08mMultiple Airlines
Deal found 4/14$685

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 April 15, 2025.
Use the filters below to find and compare flights from Toronto to Denver that are best for you.

Fly from

Toronto

Fly to

Denver

Route

Depart

Return

Price

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Wed 7/9

8:00 pm-11:27 am

1 stop17h 27m

Denver Intl

Sun 7/13

7:40 pm-12:12 pm

1 stop14h 32m

$296

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Sun 6/8

8:05 pm-4:01 am

1 stop9h 56m

Denver Intl

Tue 6/10

9:50 pm-5:20 pm

1 stop17h 30m

$303

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Thu 9/4

7:45 pm-11:24 am

1 stop17h 39m

Denver Intl

Sun 9/7

12:15 pm-12:45 am

1 stop10h 30m

$316

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Thu 5/1

6:15 am-11:27 am

2 stops31h 12m

Denver Intl

Wed 5/7

12:15 pm-5:30 am

2 stops15h 15m

$320

HamiltonDenver

YHM - DEN

YHMDEN

Hamilton

Thu 9/4

6:00 am-6:48 pm

1 stop14h 48m

Denver Intl

Sun 9/7

12:15 pm-12:40 am

1 stop10h 25m

$334

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

Mon 5/12

8:45 am-8:20 pm

1 stop13h 35m

Denver Intl

Mon 5/19

8:11 pm-12:22 pm

1 stop14h 11m

$364

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Wed 8/6

9:44 am-11:28 am

Nonstop3h 44m

Denver Intl

Sat 8/9

11:25 am-4:35 pm

Nonstop3h 10m

$370

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

Sat 6/7

7:25 am-11:30 pm

2 stops18h 05m

Denver Intl

Tue 6/10

6:00 am-9:35 pm

2 stops13h 35m

$393

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Sat 6/7

10:20 am-4:58 pm

1 stop8h 38m

Denver Intl

Wed 6/11

11:03 am-6:34 pm

1 stop5h 31m

$399

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Fri 5/16

5:20 pm-11:59 pm

1 stop8h 39m

Denver Intl

Sun 5/18

6:15 am-2:59 pm

1 stop6h 44m

$450

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 25 results
1
2
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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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice 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 eDreams the most. eDreams 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.

The best insider tips for Toronto to Denver flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Toronto to Denver trip
Airlines
Air Canada

Economy Latitude includes priority check-in and two checked bags, enhancing travel convenience.


Preferred Seats offer up to four inches of extra space, ideal for taller travelers.

Read more about Air Canadaby Jessica Macdonald
United Airlines

Basic Economy allows a personal item only, no carry-on bags unless exceptions apply.


Economy Plus offers extra legroom seats towards the front of the economy cabin.

Read more about United Airlinesby Harriet Baskas
Airports
YYZ

Toronto Pearson offers fast and reliable Wi-Fi throughout the airport, perfect for staying connected before your flight.

Read more about YYZby Kaitlyn McInnis
DEN

Take the A Line train from DEN to Union Station for a quick 37-minute ride into downtown Denver.

Read more about DENby Emily Zemler
Our travel experts
Jessica Macdonald

Jessica Macdonald

Expert on Air Canada

Jessica Macdonald

Jessica Macdonald

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 Baskas

Harriet Baskas

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 McInnis

Kaitlyn McInnis

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 Zemler

Emily Zemler

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Denver. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from Toronto to Denver, you should look to book at least 85 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.

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

Currently, October is the cheapest month in which you can book a flight from Toronto to Denver (average of $197). Flying from Toronto to Denver in March is currently the most expensive (average of $278). 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 April 15, 2025.

When flying from Toronto to Denver, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 29% versus a flight in the morning.

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 April 15, 2025.

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 (6 on average).

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 April 15, 2025.
Read through reviews of airlines operating flights from Toronto to Denver, such as Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,876 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,658 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
WestJet
7.2
Good
2,805 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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 8 inbound flights from Toronto per day. 3 airlines have flights to Denver Intl from Toronto on a regular basis.

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

    According to our current data, WestJet ($296), Air Canada ($371), and Delta ($399) offers the cheapest pricing from Toronto to Denver. WestJet is currently priced 35% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Toronto to Denver one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $110. Users have also found prices from $210 and $230 on Air Canada and American Airlines, respectively.

  • 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 Toronto Region of Waterloo Intl - 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 (100%), United Airlines (60%), Air Canada( 60%).

  • What are the cheapest flights from Toronto to Denver?

    Looking for the cheapest flight from Toronto to Denver? While on average our users pay $467, our data indicates the cheapest price to be $111. The most popular route (Toronto Pearson Intl - Denver Intl), is priced around $187.

  • 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, October is the cheapest month in which you can book a flight from Toronto to Denver (average of $197). Flying from Toronto to Denver in March is currently the most expensive (average of $278). 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 Toronto?

Book flights to Toronto if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Silverthorne
Brighton
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Central City
Glendale
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Idaho Springs
Limon

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Top 3 airlines flying from Toronto to Denver

Discover the top 3 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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$350Average$502FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$378Average$488FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$429Average$517FlexibilityNo cancel feeOn-time71%

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