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$104+ Cheap flights from Colorado to Toronto (YTO)

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YTO
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Colorado to Toronto

Cheapest flights from Colorado to Toronto
Explore the most affordable flight options available from Colorado to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Tue 12/239:26 pmDEN - YYZ
2 stops14h 54mMultiple Airlines
Wed 1/73:15 pmYYZ - DEN
1 stop12h 08mMultiple Airlines
Deal found 12/13$460
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Wed 12/245:51 pmDEN - YYZ
2 stops25h 28mMultiple Airlines
Wed 1/76:20 pmYYZ - DEN
1 stop9h 03mMultiple Airlines
Deal found 12/13$474
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 12/2211:59 pmDEN - YYZ
1 stop9h 44mMultiple Airlines
Wed 1/712:30 pmYYZ - DEN
2 stops17h 28mMultiple Airlines
Deal found 12/13$505
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Tue 12/239:26 pmDEN - YYZ
2 stops14h 54mMultiple Airlines
Mon 1/53:15 pmYYZ - DEN
1 stop12h 08mMultiple Airlines
Deal found 12/13$522
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Tue 12/239:26 pmDEN - YYZ
2 stops14h 54mMultiple Airlines
Tue 1/68:20 pmYYZ - DEN
1 stop15h 30mMultiple Airlines
Deal found 12/13$523
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
Sun 12/219:26 pmDEN - YYZ
2 stops12h 17mMultiple Airlines
Mon 1/57:45 pmYYZ - DEN
1 stop7h 38mMultiple Airlines
Deal found 12/14$532
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Mon 12/2911:59 pmDEN - YYZ
2 stops17h 26mMultiple Airlines
Mon 1/53:15 pmYYZ - DEN
1 stop12h 08mMultiple Airlines
Deal found 12/15$539
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 12/2211:59 pmDEN - YYZ
1 stop9h 44mMultiple Airlines
Mon 1/58:20 pmYYZ - DEN
2 stops21h 13mMultiple Airlines
Deal found 12/13$542
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Wed 12/2411:06 pmDEN - YYZ
1 stop16h 24mMultiple Airlines
Mon 1/57:45 pmYYZ - DEN
1 stop7h 38mMultiple Airlines
Deal found 12/13$578
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Sat 12/2711:59 pmDEN - YHM
1 stop12h 21mMultiple Airlines
Sat 1/37:25 amYHM - DEN
2 stops16h 24mMultiple Airlines
Deal found 12/13$669
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
Wed 12/179:42 amDEN - YTZ
1 stop9h 33mMultiple Airlines
Mon 12/229:15 amYTZ - DEN
1 stop25h 41mMultiple Airlines
Deal found 12/12$869
This Expedia deal was found by Cheapflights users on 12/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:47 pmDEN - YTZ
1 stop13h 08mMultiple Airlines
Mon 1/511:05 amYTZ - DEN
1 stop12h 32mMultiple Airlines
Deal found 12/14$880

Find flight deals from Colorado to Toronto

Keep the following information in mind while searching for Colorado to Toronto flight deals. Data was last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$234
(Kiwi.com)

One-way from

$104
(Trip.com)

Popular in

December

Cheapest in

March

Average price

$588

Good round-trip deal

$559 or less

Good one-way deal

$308 or less
Provider with most accurate pricing for Denver Intl-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Toronto (YTO) flights.
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From Colorado to Toronto (YTO)
Search Deals
One-way flight from Colorado to Toronto (YTO)
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Colorado to Toronto (YTO).
Search Deals
Price to beat on a one-way flight from Colorado to Toronto (YTO).
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado 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 2,558,603 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Colorado to Toronto that are best for you.

Fly from

Colorado

Fly to

Toronto

Route

Depart

Return

Price

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Thu 1/22

10:29 pm-7:42 pm

1 stop19h 13m

Toronto Pearson Intl

Mon 2/2

1:30 pm-10:32 am

2 stops23h 02m

$234

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Sun 1/11

6:02 pm-6:20 am

1 stop10h 18m

Toronto Pearson Intl

Sun 1/18

8:00 pm-3:56 am

1 stop9h 56m

$269

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Fri 1/23

6:37 pm-6:47 am

1 stop10h 10m

Toronto Pearson Intl

Sun 2/1

8:00 pm-11:20 am

2 stops17h 20m

$301

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Thu 1/22

7:00 am-3:35 pm

1 stop30h 35m

Toronto Pearson Intl

Mon 2/2

4:45 pm-12:38 pm

1 stop21h 53m

$365

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Thu 1/22

1:34 pm-3:35 pm

1 stop24h 01m

Toronto Pearson Intl

Sun 2/1

4:45 pm-4:13 pm

1 stop25h 28m

$365

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Thu 1/15

9:50 am-10:40 pm

1 stop10h 50m

Toronto Pearson Intl

Sun 1/18

7:15 am-8:47 pm

2 stops15h 32m

$369

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Fri 2/6

5:09 pm-3:35 pm

1 stop20h 26m

Toronto Pearson Intl

Sun 2/8

4:45 pm-11:35 pm

1 stop32h 50m

$373

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Wed 1/21

5:09 pm-3:35 pm

1 stop20h 26m

Toronto Pearson Intl

Fri 1/23

4:45 pm-4:13 pm

1 stop25h 28m

$384

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Thu 1/15

9:50 am-10:10 pm

1 stop10h 20m

Toronto Island

Sun 1/18

8:50 am-4:22 pm

1 stop9h 32m

$391

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Thu 1/29

12:34 pm-3:35 pm

2 stops25h 01m

Toronto Pearson Intl

Thu 2/5

4:45 pm-10:53 am

2 stops20h 08m

$409

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 60 results
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Best time to book a flight from Colorado to Toronto

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

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

Currently, June is the cheapest month in which you can book a flight from Colorado to Toronto (average of $129). Flying from Colorado to Toronto in February is currently the most expensive (average of $232). 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 CO to YTO?

Find hourly flight availability from Colorado 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 December 15, 2025.

One of the essential ways to save on airfare from Colorado to Toronto is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 33% on airfare.

Weekly flight availability from Colorado to Toronto

Explore weekly flight availability from Colorado 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 December 15, 2025.

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

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

Related info for your journey

Find useful and relevant information for your journey from Colorado to Toronto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Colorado to Toronto?

    Alaska Airlines, Air Canada, and American Airlines can get you from Colorado to Toronto in just under 8h 20m. Your travel time can differ by up to 22h 15m. Colorado and Toronto are separated by a distance of 1322 mi. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from Colorado to Toronto are Air Canada ($175), United Airlines ($193), and Delta ($218).

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

    While some choose either Denver Intl - Toronto Island or Denver Intl - Toronto Region of Waterloo Intl, Denver Intl - Toronto Pearson Intl is the most popular route from Colorado to Toronto.

  • What are the most reliable airlines from Colorado 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 Colorado to Toronto on time: Austrian Airlines (87%), United Airlines (81%), Air Canada (81%).

  • What are the cheapest flights from Colorado to Toronto?

    Looking at all options, your cheapest flight can be booked for $194. While the most popular route (Denver Intl - Toronto Pearson Intl) can be booked for $258 on average, our data indicates $658 when flying from Colorado to Toronto.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Colorado to Toronto (average of $129). Flying from Colorado to Toronto in February is currently the most expensive (average of $232). 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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Alternative routes for Colorado to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Colorado to Toronto

Discover the top 4 airlines that operate flights from Colorado 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 2,558,603 searches. Data last updated December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$144Average$176FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$180Average$524FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$216Average$545FlexibilityNo cancel feeOn-time67%
WestJetCheapest$258Average$297FlexibilityNo cancel feeOn-time60%

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