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Cheap flights from Denver to Toronto from C$ 233

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 20/8. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YTO
3 Aug — 10 Aug1
1 adult

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 Thursday or Monday and return on a Friday

Cheap 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 29 July 2025.

Round-trip from

C$ 361

One-way from

C$ 233

Popular in

November

Cheapest in

March

Average price

C$ 716

Good round-trip deal

C$ 543 or less

Good one-way deal

C$ 248 or less
26/9-30/9
  • 26/9-30/9
  • 3 total stops
  • 28h 07m total
  • Denver to Toronto
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WestJet
  • WestJet
  • 20/8
  • 1 total stop
  • 8h 39m total
  • Denver to Toronto
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Highest demand for flights based on searches. 7% potential increase in price (C$ 71 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 19 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Denver Intl to Toronto (YTO).
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Price to beat on a one-way flight from Denver Intl to Toronto (YTO).
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Find flight deals from Denver to Toronto

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 29 July 2025.

Fri 26/912:15 p.m.DEN - YYZ
1 stop10h 07mMultiple Airlines
Tue 30/912:00 p.m.YYZ - DEN
2 stops18h 00mMultiple Airlines
Deal found 27/7C$ 361
Thu 11/912:15 p.m.DEN - YYZ
1 stop8h 37mWestJet
Mon 15/910:25 p.m.YYZ - DEN
1 stop14h 59mWestJet
Deal found 27/7C$ 377
Fri 12/912:28 p.m.DEN - YTZ
1 stop5h 34mMultiple Airlines
Mon 15/97:50 a.m.YTZ - DEN
1 stop12h 36mMultiple Airlines
Deal found 27/7C$ 392
Tue 9/911:25 a.m.DEN - YYZ
Nonstop3h 10mAir Canada
Fri 12/911:15 a.m.YYZ - DEN
1 stop10h 08mAir Canada
Deal found 27/7C$ 427
Mon 18/89:40 a.m.DEN - YTZ
1 stop8h 06mAir Canada
Sun 24/812:25 p.m.YTZ - DEN
1 stop7h 55mAir Canada
Deal found 28/7C$ 436
Tue 9/912:15 p.m.DEN - YHM
1 stop10h 25mMultiple Airlines
Sat 13/97:15 p.m.YHM - DEN
1 stop18h 09mMultiple Airlines
Deal found 27/7C$ 468
Thu 4/912:15 p.m.DEN - YKF
1 stop10h 30mMultiple Airlines
Sun 7/96:00 a.m.YKF - DEN
1 stop14h 48mMultiple Airlines
Deal found 29/7C$ 488
Sat 23/812:15 p.m.DEN - YKF
1 stop10h 31mWestJet
Tue 26/87:45 p.m.YKF - DEN
1 stop17h 42mWestJet
Deal found 29/7C$ 531
Sat 30/812:15 p.m.DEN - YHM
1 stop10h 26mWestJet
Sun 7/96:00 a.m.YHM - DEN
1 stop14h 48mWestJet
Deal found 28/7C$ 558

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 29 July 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

Fri 26/9

12:15 p.m.-12:22 a.m.

1 stop10h 07m

Toronto Pearson Intl

Tue 30/9

12:00 p.m.-4:00 a.m.

2 stops18h 00m

C$ 361

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Thu 11/9

12:15 p.m.-10:52 p.m.

1 stop8h 37m

Toronto Pearson Intl

Mon 15/9

10:25 p.m.-11:24 a.m.

1 stop14h 59m

C$ 377

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Fri 12/9

12:28 p.m.-8:02 p.m.

1 stop5h 34m

Toronto Island

Mon 15/9

7:50 a.m.-6:26 p.m.

1 stop12h 36m

C$ 392

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Tue 9/9

11:25 a.m.-4:35 p.m.

Nonstop3h 10m

Toronto Pearson Intl

Fri 12/9

11:15 a.m.-7:23 p.m.

1 stop10h 08m

C$ 427

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Mon 18/8

9:40 a.m.-7:46 p.m.

1 stop8h 06m

Toronto Island

Sun 24/8

12:25 p.m.-6:20 p.m.

1 stop7h 55m

C$ 436

DenverHamilton

DEN - YHM

DENYHM

Denver Intl

Tue 9/9

12:15 p.m.-12:40 a.m.

1 stop10h 25m

Hamilton

Sat 13/9

7:15 p.m.-11:24 a.m.

1 stop18h 09m

C$ 468

DenverToronto

DEN - YKF

DENYKF

Denver Intl

Thu 4/9

12:15 p.m.-12:45 a.m.

1 stop10h 30m

Toronto Region of Waterloo Intl

Sun 7/9

6:00 a.m.-6:48 p.m.

1 stop14h 48m

C$ 488

DenverToronto

DEN - YKF

DENYKF

Denver Intl

Sat 23/8

12:15 p.m.-12:46 a.m.

1 stop10h 31m

Toronto Region of Waterloo Intl

Tue 26/8

7:45 p.m.-11:27 a.m.

1 stop17h 42m

C$ 531

DenverHamilton

DEN - YHM

DENYHM

Denver Intl

Sat 30/8

12:15 p.m.-12:41 a.m.

1 stop10h 26m

Hamilton

Sun 7/9

6:00 a.m.-6:48 p.m.

1 stop14h 48m

C$ 558

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Wed 20/8

12:15 p.m.-10:54 p.m.

1 stop8h 39m

C$ 233

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/7

Showing 1-10 of 23 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 25 July 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, January is the cheapest month in which you can book a flight from Denver to Toronto (average of C$ 167). Flying from Denver to Toronto in July is currently the most expensive (average of C$ 258). 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 29 July 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 37% on flights from Denver to Toronto by exploring options for tickets at noon.

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 29 July 2025.

The most flights from DEN to YTO are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 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 67% 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$ 386.

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: 3h 13m.

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 3h 41m.

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 29 July 2025.
Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited Airlines 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.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
WestJet
7.2
Good
2,973 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 9 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.

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

    Cheapflights users have booked flights from Denver to Toronto round-trip from C$ 377. Another airline that can offer you cheap pricing is Air Canada. WestJet is 42% 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$ 233. Users have also found prices from C$ 237 and C$ 241 on Air Canada and Delta, 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 - Hamilton.

  • 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 (72%), Air Canada (68%), United Airlines (68%).

  • What are the cheapest flights from Denver to Toronto?

    While on average a flight from Denver to Toronto is generally C$ 456, our data shows the cheapest flight currently is C$ 192. When looking at the most popular route, (Denver Intl - Toronto Pearson Intl), you can expect to pay C$ 361 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, January is the cheapest month in which you can book a flight from Denver to Toronto (average of C$ 167). Flying from Denver to Toronto in July is currently the most expensive (average of C$ 258). 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

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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 29 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 347AverageC$ 639FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Denver to Toronto. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Denver to Toronto?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Denver to Toronto.

Can Cheapflights find flights from Denver to Toronto with no change fees?

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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