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$128+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — DEN
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
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 septiembre 11, 2025.

Round-trip from

$308
(eDestinos)

One-way from

$128
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$424

Good round-trip deal

$361 or less

Good one-way deal

$245 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 ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in September 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 septiembre 11, 2025.

This eDestinos deal was found by Cheapflights users on 9/10. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/301:30 pmYYZ - DEN
3 stops24h 30mMultiple Airlines
sáb. 11/112:16 amDEN - YYZ
1 stop13h 04mMultiple Airlines
Deal found 9/10$308
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/214:00 pmYYZ - DEN
1 stop18h 16mMultiple Airlines
vie. 10/312:15 pmDEN - YYZ
1 stop10h 07mMultiple Airlines
Deal found 9/9$309
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/152:00 pmYYZ - DEN
2 stops16h 00mMultiple Airlines
vie. 10/312:15 pmDEN - YYZ
1 stop10h 07mMultiple Airlines
Deal found 9/9$310
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/56:00 amYYZ - DEN
1 stop18h 22mAmerican Airlines
mar. 11/117:22 amDEN - YYZ
1 stop12h 07mAmerican Airlines
Deal found 9/9$311
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/2110:25 pmYYZ - DEN
2 stops38h 31mMultiple Airlines
mié. 10/1510:29 pmDEN - YYZ
1 stop19h 16mMultiple Airlines
Deal found 9/9$312
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/267:45 pmYYZ - DEN
1 stop16h 33mMultiple Airlines
dom. 10/512:04 amDEN - YYZ
2 stops19h 03mMultiple Airlines
Deal found 9/9$313
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/184:00 pmYYZ - DEN
1 stop18h 12mMultiple Airlines
mié. 10/228:21 pmDEN - YYZ
1 stop22h 46mMultiple Airlines
Deal found 9/9$314
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
dom. 10/1210:25 pmYYZ - DEN
1 stop14h 59mMultiple Airlines
vie. 10/1711:59 pmDEN - YYZ
1 stop12h 26mMultiple Airlines
Deal found 9/10$315
This Vliegwinkel deal was found by Cheapflights users on 9/9. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/32:55 pmYYZ - DEN
Nonstop3h 34mAir Canada
sáb. 10/118:40 amDEN - YYZ
1 stop9h 50mAir Canada
Deal found 9/9$316
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/112:40 pmYYZ - DEN
1 stop9h 25mMultiple Airlines
jue. 11/137:00 amDEN - YYZ
1 stop11h 32mMultiple Airlines
Deal found 9/9$317
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
vie. 9/267:15 amYYZ - DEN
2 stops16h 16mMultiple Airlines
dom. 10/53:43 pmDEN - YYZ
1 stop13h 16mMultiple Airlines
Deal found 9/10$318
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
mar. 10/2812:40 pmYYZ - DEN
1 stop9h 25mMultiple Airlines
jue. 10/3012:16 amDEN - YYZ
1 stop17h 44mMultiple Airlines
Deal found 9/10$319

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 septiembre 11, 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

dom. 9/21

10:25 pm-11:24 am

1 stop14h 59m

Denver Intl

lun. 9/29

12:15 pm-10:52 pm

1 stop8h 37m

$323

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

sáb. 10/25

1:35 pm-8:30 pm

1 stop8h 55m

Denver Intl

mié. 10/29

7:40 am-8:00 pm

1 stop10h 20m

$325

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

jue. 1/29

8:30 am-10:23 am

Nonstop3h 53m

Denver Intl

lun. 2/2

5:30 pm-10:41 pm

Nonstop3h 11m

$327

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

vie. 10/17

1:35 pm-8:30 pm

1 stop8h 55m

Denver Intl

lun. 10/20

6:38 am-5:53 pm

1 stop9h 15m

$329

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

mié. 10/1

1:35 pm-3:00 pm

1 stop27h 25m

Denver Intl

lun. 10/6

8:30 pm-12:17 pm

1 stop13h 47m

$330

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

sáb. 10/4

1:35 pm-8:29 pm

1 stop8h 54m

Denver Intl

sáb. 10/11

8:22 pm-12:17 pm

1 stop13h 55m

$335

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

mar. 3/3

10:25 am-7:55 pm

2 stops11h 30m

Denver Intl

mié. 3/4

11:15 am-9:28 pm

2 stops8h 13m

$338

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

dom. 10/12

3:00 pm-1:08 am

1 stop12h 08m

Denver Intl

vie. 10/17

9:19 pm-12:17 pm

1 stop12h 58m

$341

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

vie. 10/3

6:13 pm-9:25 pm

1 stop5h 12m

Denver Intl

vie. 10/10

12:55 am-11:20 am

1 stop8h 25m

$349

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

sáb. 10/4

12:15 pm-5:20 pm

1 stop7h 05m

Denver Intl

lun. 10/6

12:55 am-8:55 am

1 stop6h 00m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 60 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 septiembre 11, 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 septiembre 11, 2025.

The most flights from YTO to USCO are scheduled on a Monday (11 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (10 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 septiembre 11, 2025.
Read through reviews of airlines operating flights from Toronto to Colorado, such as United Airlines, WestJet, and Air 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
8,937 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
WestJet
7.2
Good
3,091 reviews
United Airlines
7.4
Good
8,937 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

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 53m. 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 cheapest airlines to fly from Toronto to Colorado one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $178. However, be on the lookout for offers from Delta and Air Canada, 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 Pearson Intl - Colorado Springs.

  • 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 (57%), United Airlines (57%) and Austrian Airlines (27%).

  • 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 $204. The most popular route (Toronto Pearson Intl - Denver Intl), is priced around $232.

  • 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$334Average$419FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$384Average$590FlexibilityNo cancel feeOn-time69%

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