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$146+ 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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — DEN
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheap 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 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$267
(oojo)

One-way from

$146
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$485

Good round-trip deal

$352 or less

Good one-way deal

$200 or less
Provider with most accurate pricing for Toronto (YTO)-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Toronto (YTO)-Denver Intl flights.
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From Toronto (YTO) to Colorado
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One-way flight from Toronto (YTO) to Colorado
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Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Toronto (YTO) to Colorado.
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Price to beat on a one-way flight from Toronto (YTO) to Colorado.
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Find 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 26, 2025.

This oojo deal was found by Cheapflights users on 3/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/256:00 amYHM - DEN
1 stop14h 52mWestJet
Wed 5/2812:15 pmDEN - YHM
1 stop10h 26mWestJet
Deal found 3/25$267
This American Airlines deal was found by Cheapflights users on 3/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/226:45 amYYZ - COS
1 stop19h 01mAmerican Airlines
Tue 4/294:39 pmCOS - YYZ
1 stop18h 01mAmerican Airlines
Deal found 3/25$287
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/226:30 amYYZ - COS
2 stops14h 52mDelta
Tue 4/296:00 amCOS - YYZ
1 stop8h 59mDelta
Deal found 3/25$291
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 5/91:30 pmYYZ - DEN
2 stops16h 29mMultiple Airlines
Fri 5/1612:15 pmDEN - YYZ
1 stop8h 14mMultiple Airlines
Deal found 3/24$345
This FlightHub deal was found by Cheapflights users on 3/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/119:00 amYYZ - DEN
1 stop28h 24mWestJet
Mon 9/1512:15 pmDEN - YYZ
1 stop8h 37mWestJet
Deal found 3/25$352
This Justfly.com deal was found by Cheapflights users on 3/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/187:45 pmYKF - DEN
1 stop17h 39mWestJet
Sun 9/2112:15 pmDEN - YKF
1 stop10h 30mWestJet
Deal found 3/25$356
This Mytrip deal was found by Cheapflights users on 3/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/237:15 pmYHM - DEN
1 stop18h 12mMultiple Airlines
Sat 6/2812:15 pmDEN - YHM
1 stop10h 26mMultiple Airlines
Deal found 3/25$386
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
Sat 6/77:55 amYTZ - DEN
1 stop10h 41mMultiple Airlines
Wed 6/116:38 amDEN - YTZ
1 stop9h 15mMultiple Airlines
Deal found 3/25$390
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/115:00 pmYYZ - GJT
1 stop7h 31mDelta
Tue 4/156:05 amGJT - YYZ
2 stops10h 26mDelta
Deal found 3/25$395
This Mytrip deal was found by Cheapflights users on 3/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/256:00 amYKF - DEN
1 stop14h 52mMultiple Airlines
Wed 5/2812:15 pmDEN - YKF
2 stops15h 15mMultiple Airlines
Deal found 3/25$397
This Air Canada deal was found by Cheapflights users on 3/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/228:35 amYYZ - DEN
Nonstop3h 45mAir Canada
Mon 4/285:40 pmDEN - YYZ
Nonstop3h 11mAir Canada
Deal found 3/25$417
This Air Canada deal was found by Cheapflights users on 3/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/912:25 pmYTZ - DEN
1 stop7h 55mAir Canada
Fri 5/168:57 pmDEN - YTZ
2 stops15h 53mAir Canada
Deal found 3/25$431

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 26, 2025.
Use the filters below to find and compare flights from Toronto to Colorado that are best for you.

Fly from

Toronto

Fly to

Colorado

Route

Depart

Return

Price

HamiltonDenver

YHM - DEN

YHMDEN

Hamilton

Sun 5/25

6:00 am-6:52 pm

1 stop14h 52m

Denver Intl

Wed 5/28

12:15 pm-12:41 am

1 stop10h 26m

$267

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Tue 4/22

6:45 am-11:46 pm

1 stop19h 01m

Colorado Springs

Tue 4/29

4:39 pm-12:40 pm

1 stop18h 01m

$287

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Tue 4/22

6:30 am-7:22 pm

2 stops14h 52m

Colorado Springs

Tue 4/29

6:00 am-4:59 pm

1 stop8h 59m

$291

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Fri 5/9

1:30 pm-3:59 am

2 stops16h 29m

Denver Intl

Fri 5/16

12:15 pm-10:29 pm

1 stop8h 14m

$345

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Thu 9/11

9:00 am-11:24 am

1 stop28h 24m

Denver Intl

Mon 9/15

12:15 pm-10:52 pm

1 stop8h 37m

$352

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Thu 9/18

7:45 pm-11:24 am

1 stop17h 39m

Denver Intl

Sun 9/21

12:15 pm-12:45 am

1 stop10h 30m

$356

HamiltonDenver

YHM - DEN

YHMDEN

Hamilton

Mon 6/23

7:15 pm-11:27 am

1 stop18h 12m

Denver Intl

Sat 6/28

12:15 pm-12:41 am

1 stop10h 26m

$386

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

Sat 6/7

7:55 am-4:36 pm

1 stop10h 41m

Denver Intl

Wed 6/11

6:38 am-5:53 pm

1 stop9h 15m

$390

TorontoGrand Junction

YYZ - GJT

YYZGJT

Toronto Pearson Intl

Fri 4/11

5:00 pm-10:31 pm

1 stop7h 31m

Grand Junction Regnl

Tue 4/15

6:05 am-6:31 pm

2 stops10h 26m

$395

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Sun 5/25

6:00 am-6:52 pm

1 stop14h 52m

Denver Intl

Wed 5/28

12:15 pm-5:30 am

2 stops15h 15m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 38 results
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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, October is the cheapest month in which you can book a flight from Toronto to Colorado (average of $197). Flying from Toronto to Colorado in March is currently the most expensive (average of $278). 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 26, 2025.

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.

Rainfall in Colorado by month

Plan your trip to Colorado by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Colorado ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Colorado when rainfall is around 0.5 in.

Temperature in Colorado by month

Plan your trip to Colorado by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Colorado, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 26, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Toronto to Colorado to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,789 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,789 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,891 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,608 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Brussels Airlines
7.4
Good
344 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

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

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $155. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Toronto to Colorado for a low price.

  • 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 Toronto Region of Waterloo Intl - 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 Air Canada (60%), United Airlines (60%) and Austrian Airlines (51%).

  • What are the cheapest flights from Toronto to Colorado?

    Looking for the cheapest flight from Toronto to Colorado? While on average our users pay $354, our data indicates the cheapest price to be $166. The most popular route (Toronto Pearson Intl - Denver Intl), is priced around $248.

  • 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, October is the cheapest month in which you can book a flight from Toronto to Colorado (average of $197). Flying from Toronto to Colorado in March is currently the most expensive (average of $278). 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 Toronto to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Toronto to Colorado

Discover the top 3 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 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$255Average$421FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$380Average$597FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$429Average$517FlexibilityNo cancel feeOn-time71%
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