$145 Cheap Flights from Denver (DEN) to Toronto (YYZ)

View $145 flight on Tue, Dec 9, 2025Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Toronto Pearson Intl. Airport (YYZ)

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Cheap Flights from Denver to Toronto (DEN-YYZ)

Prices were available within the past 7 days and start at $145 for one-way flights and $334 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, Dec 8 - Sat, Dec 13
DEN
Denver
YYZ
Toronto
$334 Roundtrip, found 5 days ago
$334
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Dec 8 from Denver to Toronto, returning Sat, Dec 13, priced at $334 found 5 days ago
Alaska Airlines
Tue, Nov 18 - Tue, Dec 9
DEN
Denver
YYZ
Toronto
$344 Roundtrip, found 4 days ago
$344
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Nov 18 from Denver to Toronto, returning Tue, Dec 9, priced at $344 found 4 days ago
Alaska Airlines
Tue, Nov 18 - Tue, Dec 9
DEN
Denver
YYZ
Toronto
$354 Roundtrip, found 4 days ago
$354
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Nov 18 from Denver to Toronto, returning Tue, Dec 9, priced at $354 found 4 days ago
Alaska Airlines
Mon, Dec 8 - Sat, Dec 13
DEN
Denver
YYZ
Toronto
$358 Roundtrip, found 5 days ago
$358
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Dec 8 from Denver to Toronto, returning Sat, Dec 13, priced at $358 found 5 days ago
American Airlines
Thu, Jan 29 - Tue, Feb 3
DEN
Denver
YYZ
Toronto
$359 Roundtrip, found 2 days ago
$359
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jan 29 from Denver to Toronto, returning Tue, Feb 3, priced at $359 found 2 days ago
American Airlines
Tue, Jan 27 - Sat, Jan 31
DEN
Denver
YYZ
Toronto
$362 Roundtrip, found 4 days ago
$362
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Jan 27 from Denver to Toronto, returning Sat, Jan 31, priced at $362 found 4 days ago
Alaska Airlines
Sun, Feb 1 - Wed, Feb 4
DEN
Denver
YYZ
Toronto
$365 Roundtrip, found 1 hour ago
$365
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sun, Feb 1 from Denver to Toronto, returning Wed, Feb 4, priced at $365 found 1 hour ago
United
Wed, Jan 14 - Mon, Jan 19
DEN
Denver
YYZ
Toronto
$394 Roundtrip, found 2 days ago
$394
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jan 14 from Denver to Toronto, returning Mon, Jan 19, priced at $394 found 2 days ago
Delta
Wed, Dec 10 - Tue, Dec 16
DEN
Denver
YYZ
Toronto
$436 Roundtrip, found 1 day ago
$436
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Dec 10 from Denver to Toronto, returning Tue, Dec 16, priced at $436 found 1 day ago
Air Canada
Thu, Dec 18 - Sun, Dec 21
DEN
Denver
YYZ
Toronto
$501 Roundtrip, just found
$501
Roundtrip
just found
Select Air Canada flight, departing Thu, Dec 18 from Denver to Toronto, returning Sun, Dec 21, priced at $501 just found

Find the cheapest month to fly from Denver (DEN) to Toronto (YYZ)

May is typically the cheapest month to fly

From $215 - $712 per traveler.

Alternative airports near Toronto

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Billy Bishop Toronto City YTZ. Closest option available. Average driving time to city center is 4 minutes. Flights from $957
YTZ
Billy Bishop Toronto City
Closest
Average driving time to city center4 min
Flights from $957
Flights from Denver (DEN) to Toronto (YYZ)
Origin airport
Denver Intl.
Destination airport
Pearson Intl.
Airlines serving
Air Canada, Alaska Airlines, American Airlines, Delta, United, WestJet
Roundtrip price
$334
Distance
1313 mi
Average flight time
5 hours 10 mins

Denver to Toronto Flights

The cheapest times to fly from Denver to Toronto

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Toronto are during the month of December. You can find some of the cheapest flights from Denver to Toronto with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Toronto

Sunday is one of the best days to book for cheap flights from Denver to Toronto: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Toronto

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Toronto in 2025. You can also book with separate airlines for your outbound and return journeys, from $145 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Toronto flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Toronto airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ) cost?
Secure a cheap one-way flight from $145 or cheap return flight from $334 from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ)?
The cheapest month to fly from DEN to YYZ is December, when there's less demand. Off-peak season is typically when you'll find cheap fares for travel between these airports.
Which airlines fly direct from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ)?
Catch a direct flight with Air Canada and travel straight from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ).
What is the cheapest airline that flies from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ)?
The cheapest airline to offer flights between Denver Intl. Airport (DEN) and Pearson Intl. Airport (YYZ) can change depending on your travel dates. United Airlines and Air Canada are just some good options offering reasonable prices. Use Expedia's search tool to compare airlines in one place and find the right DEN to YYZ flight for your budget.
How many flights per day from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ)?
With, on average, 2 nonstop flights departing from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ) every day, you'll be up in the air in no time.
What are the most popular departure times for flights from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ)?
More people fly between DEN and YYZ at 9 AM than at any other time of day. Prefer a quieter experience? Travel outside of rush hours and you could save on your ticket as well.
What day of the week has the most flights from DEN to YYZ?
Depart on a Monday if you're after the biggest selection of flights from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ).
What is the earliest flight from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ)?
The earliest flight taking off from Denver Intl. Airport (DEN) is at around 9:47AM UTC-7. Hop on this flight and you'll arrive at Pearson Intl. Airport (YYZ) at approximately 3:02PM UTC-5. The total time in the air is 3h 15m.
How long does it take to fly from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ)?
Flights from DEN to YYZ have an average travel time of 3 hours and 13 minutes. The total distance between the two airports is 1,300 mi.
What airline has the least delays from DEN to YYZ?
With 82% of journeys generally arriving on time, United Airlines has the best on-time performance for nonstop flights from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ). To keep track of your flight status and get notifications about any changes, simply head to the Expedia App.
What is the best time to fly from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ)?
Opt for a flight from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ) that leaves before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Toronto from Denver Intl. Airport (DEN)?
If you're departing on a direct flight from Denver Intl. Airport (DEN) to Toronto, you'll touch down at either Pearson Intl. Airport (YYZ) or Buffalo Niagara Intl. Airport (BUF).
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ) last-minute?
Last-minute fares from DEN to YYZ are usually more expensive. To secure the best rates, start looking for flights as early as possible. That being said, if you're flexible with your travel plans, you may land a cheap fare just before your departure.
Is it cheaper to book a DEN to YYZ flight and hotel package?
You can save money by securing a DEN to YYZ flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've selected your ideal accommodations and flights, consider other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Pearson Intl. Airport (YYZ)?
If you reserved your DEN to YYZ flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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*Available to One Key members.