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$198+ 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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — DEN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$274
(oojo)

One-way from

$198
(Delta)

Popular in

December

Cheapest in

September

Average price

$440

Good round-trip deal

$397 or less

Good one-way deal

$197 or less
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. 4% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This oojo deal was found by Cheapflights users on 6/9. 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.
Fri 8/87:00 pmYYZ - DEN
2 stops18h 27mWestJet
Mon 8/1112:15 pmDEN - YYZ
1 stop8h 39mWestJet
Deal found 6/9$274
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Fri 8/110:00 amYYZ - DEN
2 stops15h 21mMultiple Airlines
Sun 8/312:15 pmDEN - YYZ
1 stop10h 09mMultiple Airlines
Deal found 6/12$303
This oojo deal was found by Cheapflights users on 6/10. 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.
Thu 9/47:45 pmYKF - DEN
1 stop17h 39mWestJet
Mon 9/812:15 pmDEN - YKF
1 stop28h 40mWestJet
Deal found 6/10$305
This Air Canada deal was found by Cheapflights users on 6/11. 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.
Wed 6/188:40 amYYZ - DEN
Nonstop3h 40mAir Canada
Sat 6/217:45 amDEN - YYZ
Nonstop3h 13mAir Canada
Deal found 6/11$313
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/266:49 amYYZ - COS
1 stop17h 33mAmerican Airlines
Wed 7/25:00 amCOS - YYZ
1 stop15h 50mAmerican Airlines
Deal found 6/12$336
This United Airlines deal was found by Cheapflights users on 6/10. 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 6/249:00 pmYYZ - COS
1 stop16h 08mUnited Airlines
Tue 7/13:35 pmCOS - YYZ
1 stop5h 13mUnited Airlines
Deal found 6/10$337
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 6/131:25 pmYYZ - DEN
1 stop10h 53mAmerican Airlines
Tue 6/177:00 amDEN - YYZ
1 stop5h 55mAmerican Airlines
Deal found 6/10$338
This Delta deal was found by Cheapflights users on 6/10. 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 6/132:27 pmYYZ - DEN
1 stop8h 08mDelta
Tue 6/1712:55 amDEN - YYZ
1 stop6h 26mDelta
Deal found 6/10$339
This Air Canada deal was found by Cheapflights users on 6/10. 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 7/1512:25 pmYTZ - DEN
1 stop7h 55mAir Canada
Fri 7/189:40 amDEN - YTZ
1 stop8h 06mAir Canada
Deal found 6/10$340
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 8/46:00 amYKF - DEN
1 stop31h 27mMultiple Airlines
Mon 10/612:15 pmDEN - YKF
1 stop15h 00mMultiple Airlines
Deal found 6/10$345
This Kissandfly.com deal was found by Cheapflights users on 6/10. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/135:15 pmYYZ - DEN
1 stop7h 03mBritish Airways
Sat 6/217:20 amDEN - YYZ
1 stop13h 30mBritish Airways
Deal found 6/10$345
This Delta deal was found by Cheapflights users on 6/11. 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 9/1910:20 amYYZ - COS
2 stops13h 00mDelta
Mon 9/225:55 pmCOS - YYZ
2 stops16h 19mDelta
Deal found 6/11$355

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 June 12, 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

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Fri 8/8

7:00 pm-11:27 am

2 stops18h 27m

Denver Intl

Mon 8/11

12:15 pm-10:54 pm

1 stop8h 39m

$274

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Fri 8/1

10:00 am-11:21 pm

2 stops15h 21m

Denver Intl

Sun 8/3

12:15 pm-12:24 am

1 stop10h 09m

$303

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Thu 9/4

7:45 pm-11:24 am

1 stop17h 39m

Denver Intl

Mon 9/8

12:15 pm-6:55 pm

1 stop28h 40m

$305

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Wed 6/18

8:40 am-10:20 am

Nonstop3h 40m

Denver Intl

Sat 6/21

7:45 am-12:58 pm

Nonstop3h 13m

$313

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Thu 6/26

6:49 am-10:22 pm

1 stop17h 33m

Colorado Springs

Wed 7/2

5:00 am-10:50 pm

1 stop15h 50m

$336

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Tue 6/24

9:00 pm-11:08 am

1 stop16h 08m

Colorado Springs

Tue 7/1

3:35 pm-10:48 pm

1 stop5h 13m

$337

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Mon 6/16

6:15 am-12:55 pm

1 stop8h 40m

Denver Intl

Fri 6/20

12:55 am-11:18 am

1 stop8h 23m

$339

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

Tue 7/15

12:25 pm-6:20 pm

1 stop7h 55m

Denver Intl

Fri 7/18

9:40 am-7:46 pm

1 stop8h 06m

$340

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Mon 8/4

6:00 am-11:27 am

1 stop31h 27m

Denver Intl

Mon 10/6

12:15 pm-5:15 am

1 stop15h 00m

$345

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Sun 6/15

6:49 am-11:50 am

1 stop7h 01m

Denver Intl

Thu 6/19

11:59 pm-2:55 pm

1 stop12h 56m

$348

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 June 12, 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.

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 June 12, 2025.

The most flights from YTO to USCO are scheduled on a Monday (10 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (7 on average).

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 June 12, 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
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
WestJet
7.2
Good
2,868 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 Delta, with whom users have recently found tickets for as low as $198. However, be on the lookout for offers from Air Canada and WestJet, 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 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 Air Canada (79%), United Airlines (79%) and Austrian Airlines (76%).

  • What are the cheapest flights from Toronto to Colorado?

    Looking for the cheapest flight from Toronto to Colorado? While on average our users pay $793, our data indicates the cheapest price to be $142. The most popular route (Toronto Pearson Intl - Denver Intl), is priced around $301.

  • 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 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$350Average$529FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$367Average$485FlexibilityNo cancel feeOn-time67%

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