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Cheap flights from Denver to Toronto from C$ 154

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YTO
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Denver Intl to Toronto are usually found in March or January, booked 26 days in advance, depart on a Monday or Wednesday and return on a Friday

Cheap flight deals from Denver to Toronto

Enter your travel dates to find the best prices.

Cheapest flights from Denver to Toronto
Explore the most affordable flight options available from Denver to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 December 2025.

Tue 30/122:16 p.m.DEN - YYZ
2 stops27h 19mMultiple Airlines
Sun 18/18:00 p.m.YYZ - DEN
1 stop9h 56mMultiple Airlines
Deal found 9/12C$ 611
Tue 30/1211:59 p.m.DEN - YYZ
1 stop19h 20mMultiple Airlines
Tue 6/18:30 p.m.YYZ - DEN
2 stops23h 33mMultiple Airlines
Deal found 11/12C$ 662
Tue 30/1211:59 p.m.DEN - YYZ
1 stop19h 20mMultiple Airlines
Mon 5/110:15 p.m.YYZ - DEN
2 stops31h 43mMultiple Airlines
Deal found 11/12C$ 684
Tue 30/125:30 p.m.DEN - YYZ
Nonstop3h 11mAir Canada
Sun 18/18:30 a.m.YYZ - DEN
Nonstop3h 53mAir Canada
Deal found 9/12C$ 691
Sat 13/127:33 a.m.DEN - YYZ
1 stop10h 22mMultiple Airlines
Mon 15/127:55 p.m.YYZ - DEN
1 stop28h 34mMultiple Airlines
Deal found 9/12C$ 705
Wed 17/126:30 a.m.DEN - YYZ
1 stop11h 25mMultiple Airlines
Thu 18/1210:15 p.m.YYZ - DEN
2 stops31h 43mMultiple Airlines
Deal found 10/12C$ 714
Mon 15/125:35 p.m.DEN - YYZ
1 stop10h 45mMultiple Airlines
Wed 17/124:45 p.m.YYZ - DEN
2 stops13h 13mMultiple Airlines
Deal found 11/12C$ 720
Mon 15/124:33 p.m.DEN - YYZ
2 stops19h 47mMultiple Airlines
Wed 31/123:15 p.m.YYZ - DEN
1 stop12h 08mMultiple Airlines
Deal found 12/12C$ 724
Fri 12/1210:37 p.m.DEN - YYZ
1 stop19h 18mMultiple Airlines
Wed 17/124:45 p.m.YYZ - DEN
2 stops13h 13mMultiple Airlines
Deal found 11/12C$ 743
Tue 30/124:36 p.m.DEN - YTZ
1 stop19h 06mMultiple Airlines
Mon 5/11:30 p.m.YTZ - DEN
2 stops10h 19mMultiple Airlines
Deal found 10/12C$ 761
Fri 19/1211:15 a.m.DEN - YTZ
1 stop6h 40mAir Canada
Tue 23/1210:30 a.m.YTZ - DEN
1 stop11h 40mAir Canada
Deal found 11/12C$ 810
Wed 17/129:42 a.m.DEN - YTZ
1 stop9h 33mMultiple Airlines
Thu 18/122:30 p.m.YTZ - DEN
2 stops34h 39mMultiple Airlines
Deal found 10/12C$ 1,070

Find flight deals from Denver to Toronto

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Toronto (YTO). 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 12 December 2025.

Round-trip from

C$ 352

One-way from

C$ 154

Popular in

December

Cheapest in

March

Average price

C$ 793

Good round-trip deal

C$ 247 or less
13/1-17/1
  • 13/1-17/1
  • 2 total stops
  • 17h 05m total
  • Denver to Toronto
Search Deals
10/1
  • 10/1
  • 2 total stops
  • 31h 10m total
  • Denver to Toronto
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 1 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Denver Intl to Toronto (YTO).
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Toronto 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 629,999 searches. Data last updated 12 December 2025.
Use the filters below to find and compare flights from Denver to Toronto that are best for you.

Fly from

Denver

Fly to

Toronto

Route

Depart

Return

Price

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Mon 12/1

6:02 p.m.-6:47 a.m.

1 stop10h 45m

Toronto Pearson Intl

Mon 19/1

1:30 p.m.-2:19 p.m.

2 stops26h 49m

C$ 381

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Wed 18/2

1:42 p.m.-2:20 p.m.

2 stops22h 38m

Toronto Pearson Intl

Tue 24/2

7:15 a.m.-10:59 p.m.

1 stop17h 44m

C$ 392

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Tue 13/1

9:50 a.m.-10:10 p.m.

1 stop10h 20m

Toronto Island

Sat 17/1

9:25 a.m.-8:38 p.m.

1 stop13h 13m

C$ 397

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Mon 12/1

6:00 a.m.-10:10 p.m.

2 stops14h 10m

Toronto Island

Mon 19/1

8:50 a.m.-4:22 p.m.

1 stop9h 32m

C$ 434

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Mon 12/1

12:05 a.m.-4:25 p.m.

2 stops14h 20m

Toronto Island

Mon 19/1

8:50 a.m.-4:22 p.m.

1 stop9h 32m

C$ 436

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Thu 8/1

11:59 p.m.-4:25 p.m.

2 stops14h 26m

Toronto Island

Wed 14/1

8:50 a.m.-8:16 p.m.

1 stop13h 26m

C$ 436

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Tue 13/1

9:50 a.m.-10:10 p.m.

1 stop10h 20m

Toronto Island

Sun 18/1

9:25 a.m.-7:04 p.m.

1 stop11h 39m

C$ 439

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Mon 5/1

5:51 p.m.-11:35 a.m.

2 stops39h 44m

Toronto Pearson Intl

Mon 12/1

7:55 p.m.-10:42 a.m.

1 stop16h 47m

C$ 463

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Thu 8/1

6:10 a.m.-6:55 p.m.

1 stop10h 45m

Toronto Island

Thu 15/1

7:45 a.m.-9:26 p.m.

2 stops15h 41m

C$ 483

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Fri 6/2

5:09 p.m.-3:35 p.m.

1 stop20h 26m

Toronto Pearson Intl

Sun 8/2

4:45 p.m.-11:35 p.m.

1 stop32h 50m

C$ 487

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 59 results
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Best time to book a flight from Denver to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Denver 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 Denver to Toronto

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Toronto. Price data was last updated on 5 December 2025.

To ensure you get the cheapest price possible for a flight from Denver to Toronto, you should look to book at least 26 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 Denver to Toronto?

Currently, June is the cheapest month in which you can book a flight from Denver to Toronto (average of C$ 178). Flying from Denver to Toronto in February is currently the most expensive (average of C$ 320). 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 DEN to YTO?

Find hourly flight availability from Denver to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.

When flying from Denver to Toronto, 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 Denver to Toronto

Explore weekly flight availability from Denver to Toronto. 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 12 December 2025.

The most flights from DEN to YTO are scheduled on a Monday (7 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (5 on average).

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

What’s the top layover airport for flights from Denver to Toronto?

Share of one-stop round-trip flights from Denver to Toronto chosen by Cheapflights users in the past 12 months, using the same layover each way.

Calgary (YYC) – chosen by Cheapflights users on 50% of one-stop itineraries from Denver to Toronto on Cheapflights.

What’s the cheapest layover airport for flights from Denver to Toronto?

Average round-trip fare for 1-stop flights from Denver to Toronto, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Calgary (YYC) is the most affordable 1-stop option, with an average round-trip price of C$ 334.

What’s the fastest layover option from Denver to Toronto?

Shortest average travel time for 1-stop one-way flights from Denver to Toronto, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Minneapolis (MSP) have the shortest average one-way travel time for 1-stop routes: 5h 10m.

Which airport typically offers the quickest layover for flights from Denver to Toronto?

Average layover duration for 1-stop one-way flights from Denver to Toronto, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Calgary (YYC) offer the fastest connection on this route, with an average layover time of 5h 13m.

Reviews of airlines servicing Toronto

Get insights into the airlines that provide service to Toronto. 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 Toronto. Reviews last updated 12 December 2025.
Read reviews from past customers who have flown Air Canada from Denver to Toronto. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,516 reviews
Check prices

Food

6.3

Comfort

7.1

Crew

7.8

Entertainment

6.8

Overall

7.1

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Air Canada
7.1
Good
10,516 reviews
Air Canada
7.1
Good
10,516 reviews
Check prices

Food

6.3

Comfort

7.1

Crew

7.8

Entertainment

6.8

Overall

7.1

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Related info for your journey

Find useful and relevant information for your journey from Denver to Toronto. 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 from for flights from Denver to Toronto?

    Denver Intl (DEN) is the airport you will fly out of if you book a flight from Denver to Toronto. You should not have trouble finding flights to Toronto from Denver Intl; the airport handles an average of 6 outbound flights to Toronto per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Denver airport to Toronto. It is only a 29.7 km journey to Denver Intl (DEN) from Denver’s city centre.

  • How long is the flight from Denver to Toronto?

    Departing from Denver to Toronto will take you 20h 26m. The distance between Denver and Toronto is about 2111 km.

  • What is the cheapest airline to fly from Denver to Toronto round-trip?

    Cheapflights users have booked flights from Denver to Toronto round-trip from C$ 287. Air Canada is 56% cheaper than the average price of flights available within the next 90 days to this destination.

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

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 73. Users have also found prices from C$ 229 and C$ 266 on United Airlines and Air Canada, respectively.

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

    The most popular route from Denver to Toronto is Denver Intl - Toronto Pearson Intl. You may also consider Denver Intl - Toronto Island or Denver Intl - Toronto Region of Waterloo Intl.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Denver to Toronto on time: Austrian Airlines (87%), United Airlines (81%), Air Canada (81%).

  • What are the cheapest flights from Denver to Toronto?

    While on average a flight from Denver to Toronto is generally C$ 825, our data shows the cheapest flight currently is C$ 226. When looking at the most popular route, (Denver Intl - Toronto Pearson Intl), you can expect to pay C$ 381 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver to Toronto 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 Denver to Toronto?

    Currently, June is the cheapest month in which you can book a flight from Denver to Toronto (average of C$ 178). Flying from Denver to Toronto in February is currently the most expensive (average of C$ 320). 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Denver to Toronto

Discover the top airline that operate flights from Denver to Toronto. 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 629,999 searches. Data last updated 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 287AverageC$ 549FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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How does Cheapflights help users find flights from Denver to Toronto?

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Yes! Cheapflights helps users easily find flights from Denver to Toronto with no change fees.

Can Cheapflights notify me if prices for flights from Denver to Toronto become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Toronto from Denver today and book when prices fit your budget.

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