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Cheap flights from Colorado to Toronto from C$ 126

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YTO
30 May — 6 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Colorado to Toronto

Enter your travel dates to find the best prices.

Cheapest flights from Colorado to Toronto
Explore the most affordable flight options available from Colorado to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2026.

Sun 10/512:15 p.m.
DEN
-
YYZ
1 stop9h 55m
WestJet
Tue 12/510:25 p.m.
YYZ
-
DEN
1 stop14h 55m
WestJet
Deal found 26/4C$ 353
Mon 11/512:15 p.m.
DEN
-
YYZ
1 stop8h 30m
Multiple Airlines
Tue 19/57:00 a.m.
YYZ
-
DEN
2 stops19h 09m
Multiple Airlines
Deal found 27/4C$ 365
Thu 4/612:15 p.m.
DEN
-
YYZ
1 stop9h 55m
WestJet
Wed 10/62:25 p.m.
YYZ
-
DEN
2 stops22h 55m
WestJet
Deal found 30/4C$ 374
Tue 2/612:15 p.m.
DEN
-
YYZ
1 stop8h 30m
WestJet
Wed 10/62:25 p.m.
YYZ
-
DEN
2 stops22h 55m
WestJet
Deal found 30/4C$ 375
Fri 15/512:15 p.m.
DEN
-
YYZ
1 stop8h 30m
WestJet
Tue 19/510:25 p.m.
YYZ
-
DEN
1 stop14h 55m
WestJet
Deal found 28/4C$ 379
Tue 2/612:15 p.m.
DEN
-
YYZ
1 stop8h 30m
WestJet
Fri 12/610:20 p.m.
YYZ
-
DEN
2 stops15h 00m
WestJet
Deal found 30/4C$ 384
Mon 11/512:15 p.m.
DEN
-
YYZ
1 stop8h 30m
WestJet
Tue 19/510:25 p.m.
YYZ
-
DEN
1 stop14h 55m
WestJet
Deal found 27/4C$ 386
Thu 4/612:15 p.m.
DEN
-
YYZ
1 stop9h 55m
WestJet
Mon 8/610:25 p.m.
YYZ
-
DEN
1 stop14h 55m
WestJet
Deal found 28/4C$ 387
Tue 2/612:15 p.m.
DEN
-
YYZ
1 stop8h 30m
WestJet
Mon 8/610:25 p.m.
YYZ
-
DEN
1 stop14h 55m
WestJet
Deal found 30/4C$ 389
Fri 15/512:15 p.m.
DEN
-
YYZ
1 stop8h 30m
Multiple Airlines
Tue 19/57:00 a.m.
YYZ
-
DEN
2 stops22h 25m
Multiple Airlines
Deal found 30/4C$ 390
Wed 13/512:15 p.m.
DEN
-
YYZ
1 stop10h 50m
WestJet
Tue 19/510:25 p.m.
YYZ
-
DEN
1 stop14h 55m
WestJet
Deal found 30/4C$ 391
Tue 2/612:15 p.m.
DEN
-
YYZ
1 stop9h 55m
WestJet
Sat 6/610:25 p.m.
YYZ
-
DEN
1 stop14h 55m
WestJet
Deal found 28/4C$ 393

Find flight deals from Colorado to Toronto

Keep the following information in mind while searching for Colorado to Toronto flight deals. Data was last updated 30 April 2026.

Round-trip from

C$ 353

One-way from

C$ 126

Popular in

February

Cheapest in

September

Average price

C$ 821

Good round-trip deal

C$ 354 or less

Good one-way deal

C$ 381 or less
WestJet
  • WestJet
  • 10/5-12/5
  • 2 total stops
  • 24h 50m total
  • Colorado to Toronto
Search Deals
WestJet
  • WestJet
  • 27/5
  • 1 total stop
  • 8h 30m total
  • Colorado to Toronto
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Colorado to Toronto (YTO).
Search Deals
Price to beat on a one-way flight from Colorado to Toronto (YTO).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Toronto 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 629,999 searches. Data last updated 30 April 2026.
Use the filters below to find and compare flights from Colorado to Toronto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverHamilton

DEN - YHM

DENYHM

Denver Intl

Sun 17/5

12:15 p.m.-5:15 p.m.

1 stop27h 00m

Hamilton

Tue 26/5

6:10 p.m.-11:20 a.m.

1 stop19h 10m

C$ 538

DenverToronto

DEN - YKF

DENYKF

Denver Intl

Thu 28/5

12:15 p.m.-7:50 p.m.

1 stop29h 35m

Toronto Region of Waterloo Intl

Thu 4/6

8:40 p.m.-11:20 a.m.

1 stop16h 40m

C$ 579

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Wed 13/5

6:00 a.m.-5:15 p.m.

1 stop9h 15m

Toronto Pearson Intl

Sat 16/5

5:45 p.m.-10:22 p.m.

1 stop6h 37m

C$ 601

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Mon 15/6

1:40 p.m.-9:59 p.m.

1 stop6h 19m

Toronto Pearson Intl

Fri 19/6

5:45 p.m.-10:42 p.m.

1 stop6h 57m

C$ 601

DenverToronto

DEN - YKF

DENYKF

Denver Intl

Tue 9/6

12:15 p.m.-7:50 p.m.

1 stop29h 35m

Toronto Region of Waterloo Intl

Sat 20/6

8:40 p.m.-11:20 a.m.

1 stop16h 40m

C$ 605

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Sat 20/6

12:56 p.m.-11:59 p.m.

2 stops9h 03m

Toronto Pearson Intl

Tue 23/6

10:45 a.m.-2:40 p.m.

1 stop5h 55m

C$ 614

DenverToronto

DEN - YKF

DENYKF

Denver Intl

Thu 25/6

12:15 p.m.-7:50 p.m.

1 stop29h 35m

Toronto Region of Waterloo Intl

Tue 30/6

8:40 p.m.-11:20 a.m.

1 stop16h 40m

C$ 616

DenverToronto

DEN - YKF

DENYKF

Denver Intl

Thu 25/6

12:15 p.m.-7:50 p.m.

1 stop29h 35m

Toronto Region of Waterloo Intl

Mon 29/6

8:40 p.m.-11:20 a.m.

1 stop16h 40m

C$ 618

DenverToronto

DEN - YKF

DENYKF

Denver Intl

Tue 9/6

12:15 p.m.-7:50 p.m.

1 stop29h 35m

Toronto Region of Waterloo Intl

Tue 16/6

8:40 p.m.-11:20 a.m.

1 stop16h 40m

C$ 620

DenverToronto

DEN - YKF

DENYKF

Denver Intl

Tue 16/6

12:15 p.m.-7:50 p.m.

1 stop29h 35m

Toronto Region of Waterloo Intl

Thu 18/6

8:40 p.m.-11:20 a.m.

1 stop16h 40m

C$ 623

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Colorado to Toronto

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

How far ahead should I book a flight from Colorado to Toronto?

To ensure you get the cheapest price possible for a flight from Colorado to Toronto, you should look to book at least 42 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Colorado to Toronto?

Currently, May is the cheapest month in which you can book a flight from Colorado to Toronto (average of C$ 148). Flying from Colorado to Toronto in April is currently the most expensive (average of C$ 323). 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 CO to YTO?

Find hourly flight availability from Colorado to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2026.

When flying from Colorado to Toronto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Colorado to Toronto

Explore weekly flight availability from Colorado to Toronto. 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 30 April 2026.

The most flights from USCO to YTO are scheduled on a Thursday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Colorado to Toronto?

Related info for your journey

Find useful and relevant information for your journey from Colorado to Toronto. 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 Colorado to Toronto?

    Airlines like WestJet, Delta, and United Airlines fly from Colorado to Toronto in about 9h 15m. The time it takes to get you to your destination can typically vary by up to 17h 45m. There are 2155 km between Colorado and Toronto. This flight may include one or multiple stops.

  • What are the most popular routes from Colorado to Toronto?

    When deciding which route to take from Colorado to Toronto consider Denver Intl - Toronto Pearson Intl, Denver Intl - Toronto Island or Denver Intl - Hamilton as they are the most popular.

  • What are the most reliable airlines from Colorado to Toronto?

    No one likes to see their flight delayed. When booking a flight from Colorado to Toronto consider choosing United Airlines (75%), Air Canada (75%) or Austrian Airlines (61%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Colorado to Toronto?

    While on average a flight from Colorado to Toronto is generally C$ 894, our data shows the cheapest flight currently is C$ 255. When looking at the most popular route, (Denver Intl - Toronto Pearson Intl), you can expect to pay C$ 401 for that flight.

  • Can I find deals for flights from Colorado to Toronto that include hotel bookings?

    Yes. In addition to deals on Colorado to Toronto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Toronto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Toronto.

  • Can I find deals for business class flights from Colorado to Toronto?

    Yes. Cheapflights offers flight deals from Colorado to Toronto 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 Colorado to Toronto?

    Currently, May is the cheapest month in which you can book a flight from Colorado to Toronto (average of C$ 148). Flying from Colorado to Toronto in April is currently the most expensive (average of C$ 323). 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 Colorado to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
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Baltimore to Pierre Elliott Trudeau Intl flights
Midway to Toronto Island flights
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Top airline flying from Colorado to Toronto

Discover the top airline that operate flights from Colorado to Toronto. 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 629,999 searches. Data last updated 30 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 284AverageC$ 637FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Colorado to Toronto?

When you search for this flight from Colorado to Toronto, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Colorado to Toronto?

Cheapflights simply makes it quick and affordable to book flights from Colorado to Toronto by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Colorado to Toronto with no change fees?

Yes, we can. To see specific flights from Colorado to Toronto with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Colorado to Toronto become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Toronto from Colorado today and book when prices fit your budget.

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