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Colorado

$160+ Cheap flights from Toronto (YTO) to Colorado

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — DEN
Apr 17 — Apr 241
Fri 4/17
Fri 4/24
1 adult, Economy
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Cheap flight deals from Toronto to Colorado

Cheapest flights from Toronto to Colorado
Explore the most affordable flight options available from Toronto to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 18, 2026.

This United Airlines deal was found by Cheapflights users on 3/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:00 am
YYZ
-
COS
1 stop5h 57m
United Airlines
Sat 4/185:13 pm
COS
-
YYZ
2 stops14h 41m
United Airlines
Deal found 3/15$369
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 4/289:45 am
YYZ
-
DEN
1 stop20h 14m
Multiple Airlines
Sat 5/27:54 pm
DEN
-
YYZ
2 stops37h 41m
Multiple Airlines
Deal found 3/13$369
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 5/228:50 am
YTZ
-
DEN
1 stop17h 02m
Multiple Airlines
Sat 5/304:59 pm
DEN
-
YTZ
1 stop18h 06m
Multiple Airlines
Deal found 3/16$370
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 4/289:25 am
YTZ
-
DEN
1 stop8h 39m
Multiple Airlines
Sat 5/211:59 pm
DEN
-
YTZ
2 stops35h 06m
Multiple Airlines
Deal found 3/17$371
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 4/139:25 am
YTZ
-
DEN
1 stop26h 47m
Multiple Airlines
Mon 4/207:35 am
DEN
-
YTZ
1 stop27h 35m
Multiple Airlines
Deal found 3/16$374
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
Thu 4/238:00 pm
YYZ
-
DEN
1 stop14h 50m
Multiple Airlines
Mon 4/2712:51 pm
DEN
-
YYZ
1 stop24h 54m
Multiple Airlines
Deal found 3/14$374
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 5/289:40 am
YYZ
-
DEN
1 stop16h 58m
Multiple Airlines
Mon 6/110:29 pm
DEN
-
YYZ
2 stops29h 16m
Multiple Airlines
Deal found 3/16$377
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Wed 4/296:30 am
YYZ
-
DEN
2 stops17h 59m
Multiple Airlines
Wed 5/610:29 pm
DEN
-
YYZ
1 stop19h 40m
Multiple Airlines
Deal found 3/15$378
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 5/204:45 pm
YYZ
-
DEN
1 stop6h 44m
Multiple Airlines
Mon 6/16:10 am
DEN
-
YYZ
2 stops21h 00m
Multiple Airlines
Deal found 3/13$382
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 4/208:00 pm
YYZ
-
DEN
1 stop9h 59m
Multiple Airlines
Sun 5/1012:15 pm
DEN
-
YYZ
1 stop8h 30m
Multiple Airlines
Deal found 3/15$383
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 4/68:00 pm
YYZ
-
DEN
1 stop9h 59m
Multiple Airlines
Thu 4/96:00 am
DEN
-
YYZ
1 stop23h 00m
Multiple Airlines
Deal found 3/15$386
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 5/61:45 pm
YTZ
-
DEN
1 stop12h 07m
Multiple Airlines
Mon 5/117:31 am
DEN
-
YTZ
1 stop8h 04m
Multiple Airlines
Deal found 3/16$389

Find flight deals from Toronto to Colorado

Keep the following information in mind while searching for Toronto to Colorado flight deals. Data was last updated March 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$369
(United Airlines)

One-way from

$160
(Kiwi.com)

Popular in

February

Cheapest in

November

Average price

$475

Good round-trip deal

$442 or less

Good one-way deal

$303 or less
Provider with most accurate pricing for Toronto (YTO)-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Toronto (YTO)-Denver Intl flights.
Search Deals
From Toronto (YTO) to Colorado
Search Deals
One-way flight from Toronto (YTO) to Colorado
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Toronto (YTO) to Colorado.
Search Deals
Price to beat on a one-way flight from Toronto (YTO) to Colorado.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Toronto to Colorado 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 March 18, 2026.
Use the filters below to find and compare flights from Toronto to Colorado that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Tue 4/14

10:45 am-4:32 pm

1 stop7h 47m

Colorado Springs

Sat 4/18

1:33 pm-9:32 pm

1 stop5h 59m

$369

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Mon 4/13

9:00 pm-10:57 am

1 stop15h 57m

Colorado Springs

Mon 4/20

1:33 pm-9:32 pm

1 stop5h 59m

$369

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Tue 4/14

7:45 am-12:17 pm

1 stop6h 32m

Colorado Springs

Sat 4/18

7:59 am-11:10 pm

2 stops13h 11m

$418

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Mon 4/20

4:55 pm-11:56 pm

1 stop9h 01m

Denver Intl

Tue 4/21

7:00 am-3:45 pm

1 stop30h 45m

$448

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Tue 4/28

4:55 pm-11:59 pm

2 stops33h 04m

Denver Intl

Sat 5/2

6:45 am-3:45 pm

2 stops31h 00m

$473
Quickest round-trip

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Thu 6/18

4:18 pm-6:03 pm

Nonstop3h 45m

Denver Intl

Mon 6/22

4:15 pm-9:32 pm

Nonstop3h 17m

$482

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Wed 7/15

8:55 am-10:35 am

Nonstop3h 40m

Denver Intl

Sat 7/18

7:50 pm-6:35 am

1 stop8h 45m

$484

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Fri 5/22

5:45 pm-10:40 pm

1 stop6h 55m

Denver Intl

Mon 5/25

5:30 am-4:33 pm

1 stop9h 03m

$487

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Mon 4/20

3:53 pm-11:57 pm

1 stop10h 04m

Denver Intl

Tue 4/21

9:55 am-3:14 pm

Nonstop3h 19m

$488

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Thu 7/9

4:18 pm-6:03 pm

Nonstop3h 45m

Denver Intl

Mon 7/13

4:15 pm-9:32 pm

Nonstop3h 17m

$488

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/17

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Toronto to Colorado

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

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

Currently, July is the cheapest month in which you can book a flight from Toronto to Colorado (average of $246). Flying from Toronto to Colorado in January is currently the most expensive (average of $384). 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 CO?

Find hourly flight availability from Toronto to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 18, 2026.

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

Weekly flight availability from Toronto to Colorado

Explore weekly flight availability from Toronto to Colorado. 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 March 18, 2026.

The most flights from YTO to USCO are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

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

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated March 18, 2026.
Read through reviews of airlines operating flights from Toronto to Colorado, such as United Airlines,WestJet, andAir Canada. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,435 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

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
9,435 reviews
United Airlines
7.4
Good
9,435 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

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
3,297 reviews
United Airlines
7.4
Good
9,435 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

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
10,813 reviews
United Airlines
7.4
Good
9,435 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

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 Colorado. 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 Toronto to Colorado?

    Departing from Toronto to Colorado will take you 3h 40m. There are 1312 mi between Toronto and Colorado. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The most popular flight routes from Toronto to Colorado are Toronto Pearson Intl - Denver Intl, Toronto Island - Denver Intl and Hamilton - Denver Intl.

  • What are the most reliable airlines from Toronto to Colorado?

    The top 3 most reliable airlines when flying from Toronto to Colorado are Austrian Airlines (67%), Air Canada (62%) and United Airlines (62%).

  • What are the cheapest flights from Toronto to Colorado?

    Looking for the cheapest flight from Toronto to Colorado? While on average our users pay $1,051, our data indicates the cheapest price to be $207. The most popular route (Toronto Pearson Intl - Denver Intl), is priced around $348.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Toronto to Colorado (average of $246). Flying from Toronto to Colorado in January is currently the most expensive (average of $384). 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.

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Alternative routes for Toronto to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
Toronto Island to Newark flights
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Pearson Intl to Boston flights
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Pearson Intl to San Francisco flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to Orlando flights
Pearson Intl to George Bush Intcntl flights
Pearson Intl to Reagan-National flights
Pearson Intl to Dulles Intl flights
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Pearson Intl to West Palm Beach flights
Pierre Elliott Trudeau Intl to Nashville flights
Toronto Island to Boston flights
Pearson Intl to Nashville flights
Pearson Intl to Sky Harbor Intl flights
Pearson Intl to San Diego flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Pearson Intl to Denver flights
Ottawa to Newark flights
Pearson Intl to Philadelphia flights
Pearson Intl to Ontario flights

Top 2 airlines flying from Toronto to Colorado

Discover the top 2 airlines that operate flights from Toronto to Colorado. 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 March 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$218Average$575FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$314Average$421FlexibilityNo cancel feeOn-time67%

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