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C$ 251+ Cheap flights 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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
2 Sep — 9 Sep1
1 adult
1 adult, Economy, 0 bags

Flights to Colorado in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Colorado
Explore the most affordable flight options available to Colorado. Find the lowest fares based on data from user searches, with prices last updated on 3 August 2026.

Fri 18/97:25 a.m.
YYZ
-
DEN
2 stops14h 12m
Multiple Airlines
Wed 23/97:30 a.m.
DEN
-
YYZ
1 stop10h 39m
Multiple Airlines
Deal found 1/8C$ 541
Sat 12/910:50 a.m.
YTZ
-
DEN
1 stop8h 26m
Multiple Airlines
Sat 26/96:38 p.m.
DEN
-
YTZ
2 stops16h 17m
Multiple Airlines
Deal found 29/7C$ 542
Thu 24/99:50 a.m.
YYZ
-
DEN
1 stop23h 47m
Multiple Airlines
Mon 28/910:38 a.m.
DEN
-
YYZ
1 stop9h 17m
Multiple Airlines
Deal found 28/7C$ 542
Wed 16/910:50 a.m.
YTZ
-
DEN
1 stop8h 26m
Multiple Airlines
Fri 18/93:55 p.m.
DEN
-
YTZ
1 stop22h 05m
Multiple Airlines
Deal found 30/7C$ 544
Wed 26/86:00 a.m.
YYZ
-
DEN
2 stops13h 10m
Multiple Airlines
Wed 26/88:26 p.m.
DEN
-
YYZ
1 stop22h 24m
Multiple Airlines
Deal found 30/7C$ 544
Tue 15/912:55 p.m.
YYZ
-
DEN
1 stop10h 54m
Multiple Airlines
Tue 22/910:50 p.m.
DEN
-
YYZ
1 stop19h 19m
Multiple Airlines
Deal found 1/8C$ 545
Thu 27/812:55 p.m.
YYZ
-
DEN
1 stop10h 49m
Multiple Airlines
Thu 3/98:31 a.m.
DEN
-
YYZ
1 stop11h 24m
Multiple Airlines
Deal found 28/7C$ 546
Tue 15/98:45 a.m.
YYZ
-
DEN
Nonstop3h 37m
Air Canada
Tue 22/911:35 a.m.
DEN
-
YYZ
Nonstop3h 10m
Air Canada
Deal found 1/8C$ 548
Fri 4/121:10 p.m.
YTZ
-
DEN
1 stop8h 50m
Multiple Airlines
Mon 7/125:52 p.m.
DEN
-
YTZ
1 stop18h 33m
Multiple Airlines
Deal found 2/8C$ 549
Tue 1/912:55 p.m.
YYZ
-
DEN
1 stop10h 49m
Multiple Airlines
Thu 10/96:38 p.m.
DEN
-
YYZ
1 stop10h 01m
Multiple Airlines
Deal found 31/7C$ 549
Thu 20/88:55 a.m.
YTZ
-
DEN
1 stop9h 50m
Multiple Airlines
Wed 26/810:43 a.m.
DEN
-
YTZ
2 stops24h 12m
Multiple Airlines
Deal found 29/7C$ 551
Sat 5/96:00 a.m.
YYZ
-
DEN
2 stops15h 46m
Multiple Airlines
Mon 7/96:55 p.m.
DEN
-
YYZ
1 stop9h 44m
Multiple Airlines
Deal found 30/7C$ 551

Find flights to Colorado

Browse one-way and round-trip flights deals to Colorado on Cheapflights. Flight deals are based on user searches and were last updated on 3 August 2026
Explore Colorado
Flights to Denver
Flights to Colorado Springs
Flights to Gunnison
Flights to Aspen
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Flights to Montrose
Flights to Vail

Find flight deals to Colorado

Find the latest flights to Colorado in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 3 August 2026.

Round-trip from

C$ 541

One-way from

C$ 251

Popular in

February

Cheapest in

November

Average price

C$ 675

Good round-trip deal

C$ 664 or less

Good one-way deal

C$ 441 or less
18/9-23/9
  • 18/9-23/9
  • 3 total stops
  • 24h 51m total
  • Toronto to Denver
Search Deals
16/9
  • 16/9
  • 1 total stop
  • 26h 37m total
  • Toronto to Colorado
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Toronto to Colorado.
Search Deals
Price to beat on a one-way flight from Toronto to Colorado.
Search Deals

Cheapflights Fare Finder

 
Locate flights to Colorado that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 3 August 2026.
Use the filters below to find and compare flights to Colorado that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Mon 31/8

12:55 p.m.-9:44 p.m.

1 stop10h 49m

Denver Intl

Mon 7/9

10:45 p.m.-6:39 a.m.

1 stop29h 54m

C$ 546

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

Fri 21/8

1:45 p.m.-4:45 p.m.

1 stop29h 00m

Denver Intl

Fri 28/8

11:59 p.m.-12:55 p.m.

2 stops34h 56m

C$ 570

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

Thu 27/8

8:55 a.m.-4:45 p.m.

1 stop9h 50m

Denver Intl

Fri 4/9

4:28 p.m.-5:20 p.m.

1 stop22h 52m

C$ 587

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Wed 26/8

6:10 a.m.-12:15 p.m.

2 stops8h 05m

Colorado Springs

Wed 2/9

6:00 a.m.-5:19 p.m.

1 stop9h 19m

C$ 607

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Fri 28/8

2:24 p.m.-10:48 p.m.

1 stop10h 24m

Denver Intl

Tue 8/9

6:30 a.m.-5:20 p.m.

1 stop8h 50m

C$ 615

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Sat 10/10

9:40 a.m.-5:08 p.m.

1 stop9h 28m

Denver Intl

Tue 13/10

6:10 a.m.-5:19 p.m.

1 stop9h 09m

C$ 615

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Sat 12/9

12:08 p.m.-5:21 p.m.

1 stop7h 13m

Denver Intl

Wed 23/9

6:00 a.m.-5:18 p.m.

1 stop9h 18m

C$ 615
Quickest round-trip

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Fri 25/9

10:45 a.m.-12:23 p.m.

Nonstop3h 38m

Denver Intl

Thu 1/10

6:05 p.m.-11:16 p.m.

Nonstop3h 11m

C$ 642

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Fri 21/8

2:24 p.m.-10:48 p.m.

1 stop10h 24m

Denver Intl

Fri 28/8

6:05 a.m.-3:20 p.m.

1 stop7h 15m

C$ 644

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Tue 15/9

10:45 a.m.-12:28 p.m.

Nonstop3h 43m

Denver Intl

Tue 22/9

9:40 a.m.-6:43 p.m.

1 stop7h 03m

C$ 644

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 32 resultsSorted by cheapest first
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Best time to book a flight to Colorado

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

How long is the flight to Colorado?

On average, a flight from Toronto to Colorado takes 9 hours 38 minutes. Flights to Colorado from other popular cities in Canada will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Colorado

The most flights from Toronto to Colorado are scheduled on a Monday (10 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (9 on average).

What are the most popular airlines that fly to Colorado?

The most popular airlines flying from Toronto to Colorado are Air Canada, United Airlines and American Airlines.

Air Canada
Air Canada
From C$ 189
United Airlines
United Airlines
From C$ 190
WestJet
WestJet
From C$ 191
Delta
Delta
From C$ 143

What are the cheapest airlines that fly to Colorado?

The cheapest airlines flying from Toronto to Colorado are United Airlines, WestJet and Air Canada.

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 13.0 - 58.0 mm per month. May is typically the wettest month, when rainfall can reach 58.0 mm. January is typically the driest time to visit Colorado when rainfall is around 13.0 mm.

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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

When is the best time to book a flight to Colorado?

Booking 45 days in advance of your planned departure date is, on average, the best time to get cheap flights to Colorado. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What are the most popular places to fly to in Colorado?

Destination popularity is based on the amount of flight searches to Colorado in the last few years. This data was updated on 3 August 2026.
The most popular places in Colorado to fly to are Denver, Colorado Springs, Aspen, Grand Junction and Vail.

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 3 August 2026.
Check out reviews from past customers who have flown United Airlines and Air Canada to the United States to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,062 reviews
Check prices

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.7

Overall

7.4

Crew

8.1

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
10,062 reviews
United Airlines
7.4
Good
10,062 reviews
Check prices

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.7

Overall

7.4

Crew

8.1

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
11,418 reviews
United Airlines
7.4
Good
10,062 reviews
Check prices

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.7

Overall

7.4

Crew

8.1

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

FAQs about flying to Colorado

Colorado climate

Colorado averages 296 sunny days a year. There isn’t much precipitation in the lower elevations, but huge amounts of snow in the mountains. Most visitors booking Colorado flights take advantage of the winter months when snow falls heavy in the mountains.Winter starts in late November. In Denver and Colorado Springs, summer days are hot and dry and the evenings mild. Summer comes to the mountains in June, and the warm weather lasts until mid-September. Winter hits around mid-November, though snowstorms can start in the mountains in September.The climate from one area to another can be dramatically different due to the difference in elevation and the orientation of mountain ranges and valleys.

Getting around Colorado

Denveris a transportation hub for Colorado, both for entering and leaving the state and for finding transportation to other Colorado destinations. You can rely on public transportation during your stay in Denver. Taxis and shuttles are also available in other large cities and towns. To help you get around the state, there are commuter airlines and shuttle buses from the Denver airport. You can pick up other Colorado flights at the Denver airport, or one of the smaller airports around the state. Amtrak has a couple of routes through the state, and some say the Durango and Silverton Narrow Gauge Railroad in the southwest isn’t to be missed.

A world-renowned destination for cyclists, interstate highway shoulders are open to cyclists (except in urban areas). The mountain roads are more demanding, and one of the most popular and challenging routes is the Million Dollar Highway.

  • When is the best time to fly to Colorado?

    Peak Season: Summer, Memorial Day to Labour Day, is the peak season with lots of crowds and high rates. The ski resorts peak again in winter, and they are as crowded in July as they are in February. Book Colorado flights and accommodations early if you plan to travel during the peak season. Most of the resorts book up fast and budget and economy travel is hard to find. Off Season: The closest you will come to off season are the fall and spring seasons. Cheap flights to Colorado can usually be purchased during these times, right after and before the winter ski rush. The best time to visit is mid-September through October as the weather usually stays warm. Find flights to Colorado

  • Can I find cheaper flights to Colorado if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Colorado on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Colorado?

    Based on reviews from Cheapflights users, Delta is rated the highest out of the airlines that fly to Colorado.

  • What is the cheapest airport to fly to in Colorado?

    Denver Intl is currently the cheapest airport to fly to in Colorado. One-way flights to Denver Intl typically cost C$ 57, while round-trip flights cost around C$ 69.

  • How much is a round-trip flight to Colorado?

    A round-trip flight to Colorado will typically cost around C$ 209, however they can be found for as little as C$ 69.

  • Where does the fastest flight to Colorado depart from?

    For those looking to save time traveling to Colorado, Calgary offers the quickest one-way flight (1 hour 30 minutes).

  • Does Denver Intl have rental cars?

    Yes. Those touching down at Denver Intl can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Denver Intl?

    Yes. Denver Intl has hotels nearby for those requiring accommodations. The Westin Denver International Airport is the closest property to Denver Intl (0.0 km away from Denver Intl).

See more FAQs

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Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Colorado today and book when you’re ready!

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