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Cheap flights from Toronto to Denver from C$ 216

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — DEN
11 Jul — 18 Jul1
1 adult
1 adult, Economy, 0 bags
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 Friday or Wednesday and return on a Monday

Cheap flight deals from Toronto to Denver

Enter your travel dates to find the best prices.

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 11 June 2026.

Wed 5/88:00 a.m.
YYZ
-
DEN
1 stop29h 20m
WestJet
Tue 11/812:15 p.m.
DEN
-
YYZ
1 stop9h 55m
WestJet
Deal found 8/6C$ 468
Wed 9/98:40 p.m.
YTZ
-
DEN
1 stop18h 20m
Multiple Airlines
Tue 15/95:56 p.m.
DEN
-
YTZ
1 stop18h 29m
Multiple Airlines
Deal found 8/6C$ 481
Thu 20/82:50 p.m.
YYZ
-
DEN
1 stop22h 30m
WestJet
Thu 27/812:15 p.m.
DEN
-
YYZ
1 stop9h 55m
WestJet
Deal found 8/6C$ 484
Wed 2/91:40 p.m.
YTZ
-
DEN
1 stop12h 14m
Multiple Airlines
Wed 16/96:25 a.m.
DEN
-
YTZ
1 stop9h 35m
Multiple Airlines
Deal found 6/6C$ 492
Fri 31/72:25 p.m.
YYZ
-
DEN
2 stops22h 55m
WestJet
Sun 2/812:15 p.m.
DEN
-
YYZ
1 stop8h 30m
WestJet
Deal found 10/6C$ 499
Mon 24/88:35 p.m.
YYZ
-
DEN
1 stop9h 23m
Multiple Airlines
Tue 25/87:26 p.m.
DEN
-
YYZ
1 stop9h 13m
Multiple Airlines
Deal found 10/6C$ 503
Wed 1/75:20 p.m.
YYZ
-
DEN
2 stops20h 00m
WestJet
Mon 6/712:15 p.m.
DEN
-
YYZ
1 stop8h 30m
WestJet
Deal found 10/6C$ 509
Wed 19/810:50 a.m.
YYZ
-
DEN
2 stops15h 48m
Multiple Airlines
Fri 21/86:00 a.m.
DEN
-
YYZ
1 stop12h 50m
Multiple Airlines
Deal found 10/6C$ 514
Tue 21/72:25 p.m.
YYZ
-
DEN
2 stops22h 55m
WestJet
Sun 2/812:15 p.m.
DEN
-
YYZ
2 stops25h 05m
WestJet
Deal found 10/6C$ 516
Thu 16/75:20 p.m.
YYZ
-
DEN
2 stops20h 00m
WestJet
Mon 20/712:15 p.m.
DEN
-
YYZ
1 stop9h 55m
WestJet
Deal found 8/6C$ 517
Wed 1/78:40 p.m.
YKF
-
DEN
1 stop16h 40m
WestJet
Mon 6/712:15 p.m.
DEN
-
YKF
1 stop29h 35m
WestJet
Deal found 10/6C$ 523
Fri 17/710:00 a.m.
YYZ
-
DEN
1 stop27h 20m
WestJet
Mon 20/712:15 p.m.
DEN
-
YYZ
1 stop9h 55m
WestJet
Deal found 6/6C$ 523

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 11 June 2026.

Round-trip from

C$ 468

One-way from

C$ 216

Popular in

February

Cheapest in

November

Average price

C$ 695

Good round-trip deal

C$ 656 or less

Good one-way deal

C$ 390 or less
WestJet
  • WestJet
  • 5/8-11/8
  • 2 total stops
  • 39h 15m total
  • Toronto to Denver
Search Deals
21/9
  • 21/9
  • 1 total stop
  • 29h 49m total
  • Toronto to Denver
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 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 629,999 searches. Data last updated 11 June 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 15/7

8:40 p.m.-11:20 a.m.

1 stop16h 40m

Denver Intl

Sat 18/7

12:15 p.m.-7:50 p.m.

1 stop29h 35m

C$ 524

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Tue 14/7

8:40 p.m.-11:20 a.m.

1 stop16h 40m

Denver Intl

Sat 18/7

12:15 p.m.-7:50 p.m.

1 stop29h 35m

C$ 531

HamiltonDenver

YHM - DEN

YHMDEN

Hamilton

Tue 18/8

6:10 p.m.-11:20 a.m.

1 stop19h 10m

Denver Intl

Sun 23/8

12:15 p.m.-5:15 p.m.

1 stop27h 00m

C$ 549

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Fri 31/7

8:40 p.m.-11:20 a.m.

1 stop16h 40m

Denver Intl

Sun 2/8

12:15 p.m.-7:50 p.m.

1 stop29h 35m

C$ 595

HamiltonDenver

YHM - DEN

YHMDEN

Hamilton

Thu 1/10

6:10 p.m.-11:20 a.m.

1 stop19h 10m

Denver Intl

Thu 8/10

12:15 p.m.-5:15 p.m.

1 stop27h 00m

C$ 599

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Mon 12/10

6:00 a.m.-2:03 p.m.

1 stop10h 03m

Denver Intl

Thu 15/10

6:45 a.m.-1:32 p.m.

1 stop4h 47m

C$ 605

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Wed 29/7

7:24 p.m.-11:27 p.m.

1 stop6h 03m

Denver Intl

Sun 2/8

12:59 a.m.-8:55 a.m.

1 stop5h 56m

C$ 605

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Mon 26/10

5:50 p.m.-10:33 p.m.

1 stop6h 43m

Denver Intl

Sat 31/10

6:30 a.m.-5:26 p.m.

1 stop8h 56m

C$ 605

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Thu 27/8

8:40 p.m.-11:20 a.m.

1 stop16h 40m

Denver Intl

Sat 29/8

12:15 p.m.-7:50 p.m.

1 stop29h 35m

C$ 617

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

Tue 7/7

8:50 a.m.-11:57 p.m.

1 stop17h 07m

Denver Intl

Thu 16/7

7:56 a.m.-4:00 p.m.

1 stop6h 04m

C$ 620

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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 C$ 180). Flying from Toronto to Denver in March is currently the most expensive (average of C$ 502). 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 11 June 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Toronto to Denver as you normally would.

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 11 June 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?

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

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

Calgary (YYC) – chosen by Cheapflights users on 56% of one-stop itineraries from Toronto to Denver on Cheapflights.

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

Average round-trip fare for 1-stop flights from Toronto to Denver, 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$ 419.

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

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

Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 5h 28m.

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

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

Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 0h 43m.

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

The best time to book flights from Toronto to Denver is 36 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 11 June 2026.
Read reviews from past customers who have flown United Airlines,WestJet, andAir Canada from Toronto to Denver. 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.
United Airlines
7.4
Good
9,805 reviews
Check prices

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

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
9,805 reviews
United Airlines
7.4
Good
9,805 reviews
Check prices

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

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
WestJet
7.2
Good
3,356 reviews
United Airlines
7.4
Good
9,805 reviews
Check prices

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

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
11,154 reviews
United Airlines
7.4
Good
9,805 reviews
Check prices

Overall

7.4

Food

6.6

Boarding

7.7

Comfort

7.3

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?

    Most people fly into Denver Intl (DEN) if they book a flight to Denver from Toronto. On average, Denver Intl has 9 inbound flights from Toronto per day from 3 airlines. Denver Intl is conveniently located just 29.7 km from Denver’s city centre.

  • How long is the flight from Toronto to Denver?

    There are many flights that can get you from Toronto to Denver in 13h 38m. Fly via WestJet or United Airlines to get the fastest option. Toronto and Denver are separated by a distance of 2128 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Flying on WestJet is currently your cheapest option to Denver, with prices starting at C$ 369. Additional round-trip tickets that might be worth considering are offered by United Airlines and Air Canada, with the lowest prices starting at C$ 401 and C$ 447, respectively. WestJet is currently priced 42% below the average price you’ll pay for this route.

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

    Most travellers choose Toronto Pearson Intl - Denver Intl, Toronto Island - Denver Intl or Hamilton - Denver Intl when deciding on the best route from Toronto to Denver.

  • 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 (85%), Air Canada (76%), United Airlines( 76%).

  • What are the cheapest flights from Toronto to Denver?

    Looking at all options, your cheapest flight can be booked for C$ 312. While the most popular route (Toronto Pearson Intl - Denver Intl) can be booked for C$ 549 on average, our data indicates C$ 1,022 when flying from Toronto to Denver.

  • 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 C$ 180). Flying from Toronto to Denver in March is currently the most expensive (average of C$ 502). 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

Travelling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Golden
Thornton
Black Hawk

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Fly from Toronto to Denver on these airlines

Choose from the following airlines for your flight from Toronto to Denver. Flights are based on user searches made on Cheapflights and were last updated on 11 June 2026.
Air Canada flights from Toronto to Denver Intl
United Airlines flights from Toronto to Denver Intl

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 629,999 searches. Data last updated 11 June 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 369AverageC$ 464FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 401AverageC$ 734FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 447AverageC$ 637FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Toronto to Denver flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Toronto to Denver for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

Yes, Cheapflights offers price alerts on Toronto to Denver flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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