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$100+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YTO
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
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 January 28, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. 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 4/110:30 pm
DEN
-
YYZ
1 stop30h 13m
Multiple Airlines
Mon 4/68:00 pm
YYZ
-
DEN
1 stop9h 59m
Multiple Airlines
Deal found 1/27$260
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 3/910:01 am
DEN
-
YYZ
1 stop18h 19m
Multiple Airlines
Wed 3/117:15 am
YYZ
-
DEN
1 stop17h 54m
Multiple Airlines
Deal found 1/27$264
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 3/3110:30 pm
DEN
-
YYZ
2 stops19h 06m
Multiple Airlines
Mon 4/68:00 pm
YYZ
-
DEN
1 stop9h 59m
Multiple Airlines
Deal found 1/27$270
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 2/2210:34 pm
DEN
-
YYZ
1 stop30h 09m
Multiple Airlines
Fri 2/278:00 pm
YYZ
-
DEN
1 stop9h 56m
Multiple Airlines
Deal found 1/26$274
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Thu 4/166:15 am
DEN
-
YTZ
1 stop10h 42m
Multiple Airlines
Sun 4/192:30 pm
YTZ
-
DEN
1 stop24h 28m
Multiple Airlines
Deal found 1/26$281
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 3/307:05 pm
DEN
-
YYZ
1 stop9h 38m
Multiple Airlines
Mon 4/68:00 pm
YYZ
-
DEN
1 stop9h 59m
Multiple Airlines
Deal found 1/27$283
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Fri 2/276:21 pm
DEN
-
YYZ
1 stop10h 22m
Multiple Airlines
Thu 3/58:35 pm
YYZ
-
DEN
1 stop9h 21m
Multiple Airlines
Deal found 1/27$284
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 3/3110:30 pm
DEN
-
YYZ
2 stops19h 06m
Multiple Airlines
Sun 4/58:00 pm
YYZ
-
DEN
1 stop15h 05m
Multiple Airlines
Deal found 1/27$289
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 3/297:05 pm
DEN
-
YYZ
1 stop9h 38m
Multiple Airlines
Mon 4/68:00 pm
YYZ
-
DEN
1 stop9h 59m
Multiple Airlines
Deal found 1/27$292
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 3/288:00 am
DEN
-
YYZ
2 stops14h 14m
Multiple Airlines
Mon 4/68:00 pm
YYZ
-
DEN
1 stop9h 59m
Multiple Airlines
Deal found 1/27$294
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 3/297:05 pm
DEN
-
YYZ
1 stop9h 15m
Multiple Airlines
Tue 3/319:35 am
YYZ
-
DEN
1 stop16h 44m
Multiple Airlines
Deal found 1/25$295
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 5/36:15 am
DEN
-
YTZ
1 stop12h 00m
Multiple Airlines
Wed 5/64:00 pm
YTZ
-
DEN
1 stop22h 58m
Multiple Airlines
Deal found 1/26$304

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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$260
(Kiwi.com)

One-way from

$100
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$317

Good round-trip deal

$545 or less

Good one-way deal

$403 or less
Provider with most accurate pricing for Denver Intl-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Toronto (YTO) flights.
Search Deals
From Colorado to Toronto (YTO)
Search Deals
One-way flight from Colorado to Toronto (YTO)
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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).
Search Deals

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 January 28, 2026.
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 - YTZ

DENYTZ

Denver Intl

Thu 4/16

6:15 am-6:57 pm

1 stop10h 42m

Toronto Island

Sun 4/19

2:30 pm-12:58 pm

1 stop24h 28m

$281

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Thu 2/19

7:35 pm-1:47 pm

1 stop16h 12m

Toronto Island

Wed 2/25

8:50 am-4:22 pm

1 stop9h 32m

$305

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Fri 3/27

10:30 pm-6:20 am

1 stop29h 50m

Toronto Pearson Intl

Sun 4/5

7:55 pm-9:05 am

1 stop15h 10m

$320

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Mon 3/16

7:05 pm-6:43 am

1 stop9h 38m

Toronto Pearson Intl

Tue 3/17

2:20 pm-11:13 pm

1 stop10h 53m

$323

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Thu 5/7

6:15 am-8:15 pm

1 stop12h 00m

Toronto Island

Mon 5/11

4:00 pm-12:09 pm

2 stops22h 09m

$331

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Sat 3/28

7:05 pm-6:20 am

1 stop9h 15m

Toronto Pearson Intl

Sat 4/4

7:55 pm-3:59 am

1 stop10h 04m

$331

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Thu 5/7

6:15 am-8:15 pm

1 stop12h 00m

Toronto Island

Sun 5/10

4:00 pm-12:58 pm

1 stop22h 58m

$332

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Sun 5/3

6:15 am-1:05 pm

1 stop28h 50m

Toronto Island

Wed 5/6

8:50 am-9:58 pm

2 stops15h 08m

$340

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Sun 4/19

2:30 pm-1:40 pm

2 stops21h 10m

Toronto Pearson Intl

Mon 4/27

9:45 am-3:49 pm

1 stop8h 04m

$380

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Wed 5/6

12:15 pm-12:20 am

1 stop10h 05m

Toronto Pearson Intl

Mon 5/11

9:55 am-9:38 pm

2 stops13h 43m

$390

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

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 $135). Flying from Colorado to Toronto in December is currently the most expensive (average of $225). 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 January 28, 2026.

When flying from Colorado 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 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 January 28, 2026.

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

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?

    American Airlines, Delta, and United Airlines can get you from Colorado to Toronto in just under 5h 55m. Your travel time can differ by up to 15h 36m. Colorado and Toronto are separated by a distance of 1339 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 - Hamilton, 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 (65%), Air Canada (62%), United Airlines (62%).

  • What are the cheapest flights from Colorado to Toronto?

    Looking at all options, your cheapest flight can be booked for $198. While the most popular route (Denver Intl - Toronto Pearson Intl) can be booked for $284 on average, our data indicates $1,016 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 $135). Flying from Colorado to Toronto in December is currently the most expensive (average of $225). 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.
John F Kennedy Intl to Pearson Intl flights
Newark to Pearson Intl flights
Newark to Toronto Island flights
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Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
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Minneapolis to Pierre Elliott Trudeau Intl flights
Atlanta to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Toronto Island flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Pearson Intl flights
Denver to Pierre Elliott Trudeau Intl flights
San Diego to Pearson Intl flights
Hobby to Pierre Elliott Trudeau Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Philadelphia to Pearson Intl flights
Miami to Pearson Intl flights
O'Hare Intl to Toronto Island flights
Raleigh to Pearson Intl flights
Charlotte to Pearson Intl flights
Seattle to Pierre Elliott Trudeau Intl flights
Midway to Pearson Intl flights
Midway to Toronto Island flights

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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$144Average$172FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$177Average$528FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$198Average$527FlexibilityNo cancel feeOn-time67%
WestJetCheapest$258Average$297FlexibilityNo cancel feeOn-time60%

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