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C$ 197+ 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 24/6. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
4 May — 11 May1
1 adult

Flights to Colorado in 2025

Find the latest flights to Colorado in 2025, 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 29 April 2025.

Round-trip from

C$ 327

One-way from

C$ 197

Popular in

December

Cheapest in

October

Average price

C$ 657

Good round-trip deal

C$ 467 or less

Good one-way deal

C$ 256 or less
WestJet
  • WestJet
  • 29/5-4/6
  • 2 total stops
  • 25h 18m total
  • Toronto to Denver
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WestJet
  • WestJet
  • 24/6
  • 1 total stop
  • 17h 42m total
  • Toronto to Colorado
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Highest demand for flights based on searches. 3% potential increase in price (C$ 28 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Toronto to Colorado.
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Price to beat on a one-way flight from Toronto to Colorado.
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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 29 April 2025
Explore Colorado
Flights to Denver
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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 29 April 2025.

Thu 29/56:00 a.m.YHM - DEN
1 stop14h 52mWestJet
Wed 4/612:15 p.m.DEN - YHM
1 stop10h 26mWestJet
Deal found 27/4C$ 327
Thu 19/62:00 p.m.YYZ - DEN
2 stops16h 01mMultiple Airlines
Mon 23/612:15 p.m.DEN - YYZ
1 stop8h 39mMultiple Airlines
Deal found 28/4C$ 391
Thu 26/68:00 p.m.YYZ - DEN
1 stop17h 27mWestJet
Mon 30/612:15 p.m.DEN - YYZ
2 stops25h 31mWestJet
Deal found 28/4C$ 395
Thu 29/53:35 p.m.YTZ - DEN
1 stop18h 27mMultiple Airlines
Mon 2/68:22 p.m.DEN - YTZ
1 stop14h 00mMultiple Airlines
Deal found 28/4C$ 402
Thu 12/61:28 p.m.YYZ - COS
1 stop9h 29mDelta
Thu 19/610:57 a.m.COS - YYZ
2 stops11h 01mDelta
Deal found 28/4C$ 455
Fri 11/76:00 a.m.YKF - DEN
1 stop14h 52mWestJet
Sun 20/712:15 p.m.DEN - YKF
1 stop10h 31mWestJet
Deal found 28/4C$ 520
Wed 4/68:20 a.m.YHM - DEN
2 stops29h 07mMultiple Airlines
Mon 9/612:15 p.m.DEN - YHM
1 stop10h 26mMultiple Airlines
Deal found 27/4C$ 521
Thu 12/68:45 a.m.YYZ - DEN
Nonstop3h 45mAir Canada
Thu 19/65:33 p.m.DEN - YYZ
Nonstop3h 15mAir Canada
Deal found 27/4C$ 575
Wed 18/66:20 p.m.YYZ - DEN
Nonstop3h 40mUnited Airlines
Sun 22/67:45 a.m.DEN - YYZ
Nonstop3h 13mUnited Airlines
Deal found 28/4C$ 596
Sun 22/67:25 p.m.YYZ - DEN
1 stop15h 44mAmerican Airlines
Sat 28/67:21 a.m.DEN - YYZ
1 stop8h 19mAmerican Airlines
Deal found 28/4C$ 631
Sat 30/86:15 a.m.YYZ - DEN
1 stop12h 18mDelta
Mon 1/912:55 a.m.DEN - YYZ
1 stop5h 58mDelta
Deal found 28/4C$ 632
Thu 29/58:25 p.m.YKF - DEN
2 stops24h 27mMultiple Airlines
Wed 4/612:15 p.m.DEN - YKF
1 stop10h 31mMultiple Airlines
Deal found 28/4C$ 637

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 29 April 2025.
Use the filters below to find and compare flights to Colorado that are best for you.

Fly from

Toronto

Route

Depart

Return

Price

HamiltonDenver

YHM - DEN

YHMDEN

Hamilton

Thu 29/5

6:00 a.m.-6:52 p.m.

1 stop14h 52m

Denver Intl

Wed 4/6

12:15 p.m.-12:41 a.m.

1 stop10h 26m

C$ 327

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Thu 19/6

2:00 p.m.-4:01 a.m.

2 stops16h 01m

Denver Intl

Mon 23/6

12:15 p.m.-10:54 p.m.

1 stop8h 39m

C$ 391

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Thu 26/6

8:00 p.m.-11:27 a.m.

1 stop17h 27m

Denver Intl

Mon 30/6

12:15 p.m.-3:46 p.m.

2 stops25h 31m

C$ 395

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

Thu 29/5

3:35 p.m.-8:02 a.m.

1 stop18h 27m

Denver Intl

Mon 2/6

8:22 p.m.-12:22 p.m.

1 stop14h 00m

C$ 402

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Thu 12/6

1:28 p.m.-8:57 p.m.

1 stop9h 29m

Colorado Springs

Thu 19/6

10:57 a.m.-11:58 p.m.

2 stops11h 01m

C$ 455

TorontoColorado Springs

YYZ - COS

YYZCOS

Toronto Pearson Intl

Sat 30/8

9:00 a.m.-2:45 p.m.

2 stops7h 45m

Colorado Springs

Sat 6/9

6:00 a.m.-4:43 p.m.

2 stops8h 43m

C$ 461

TorontoDenver

YKF - DEN

YKFDEN

Toronto Region of Waterloo Intl

Fri 11/7

6:00 a.m.-6:52 p.m.

1 stop14h 52m

Denver Intl

Sun 20/7

12:15 p.m.-12:46 a.m.

1 stop10h 31m

C$ 520

HamiltonDenver

YHM - DEN

YHMDEN

Hamilton

Wed 4/6

8:20 a.m.-11:27 a.m.

2 stops29h 07m

Denver Intl

Mon 9/6

12:15 p.m.-12:41 a.m.

1 stop10h 26m

C$ 521

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Mon 19/5

8:45 a.m.-10:30 a.m.

Nonstop3h 45m

Denver Intl

Sun 25/5

7:45 a.m.-12:56 p.m.

Nonstop3h 11m

C$ 586

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

Wed 18/6

6:20 p.m.-8:00 p.m.

Nonstop3h 40m

Denver Intl

Sun 22/6

7:45 a.m.-12:58 p.m.

Nonstop3h 13m

C$ 596

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 29 results
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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 56 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 Thursday, which is when the least amount of flights are scheduled (5 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 WestJet.

Air Canada

Air Canada

From C$ 234

United Airlines

United Airlines

From C$ 246

WestJet

WestJet

From C$ 186

What are the cheapest airlines that fly to Colorado?

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

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).

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 29 April 2025.
The most popular places in Colorado to fly to are Denver, Colorado Springs, Aspen 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 29 April 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines to Colorado by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,823 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,228 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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, WestJet 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$ 94, while round-trip flights cost around C$ 101.

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

    A round-trip flight to Colorado will typically cost around C$ 374, however they can be found for as little as C$ 63.

  • Where does the fastest flight to Colorado depart from?

    For those looking to save time traveling to Colorado, Regina offers the quickest one-way flight (2 hours 15 minutes).

  • Which airport is closest to Fillmore Auditorium?

    If being close to Fillmore Auditorium is important to you, you’ll want to land at Denver Intl Airport.

  • 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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