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Cheap flights from Colorado to Toronto from C$ 137

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 28/2. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YTO
27 Feb — 6 Mar1
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 28 January 2026.

Wed 1/410:30 p.m.
DEN
-
YYZ
1 stop30h 13m
Multiple Airlines
Mon 6/48:00 p.m.
YYZ
-
DEN
1 stop9h 59m
Multiple Airlines
Deal found 27/1C$ 355
Mon 9/310:01 a.m.
DEN
-
YYZ
1 stop18h 19m
Multiple Airlines
Wed 11/37:15 a.m.
YYZ
-
DEN
1 stop17h 54m
Multiple Airlines
Deal found 27/1C$ 361
Tue 31/310:30 p.m.
DEN
-
YYZ
2 stops19h 06m
Multiple Airlines
Mon 6/48:00 p.m.
YYZ
-
DEN
1 stop9h 59m
Multiple Airlines
Deal found 27/1C$ 369
Sun 22/210:34 p.m.
DEN
-
YYZ
1 stop30h 09m
Multiple Airlines
Fri 27/28:00 p.m.
YYZ
-
DEN
1 stop9h 56m
Multiple Airlines
Deal found 26/1C$ 375
Thu 16/46:15 a.m.
DEN
-
YTZ
1 stop10h 42m
Multiple Airlines
Sun 19/42:30 p.m.
YTZ
-
DEN
1 stop24h 28m
Multiple Airlines
Deal found 26/1C$ 384
Mon 30/37:05 p.m.
DEN
-
YYZ
1 stop9h 38m
Multiple Airlines
Mon 6/48:00 p.m.
YYZ
-
DEN
1 stop9h 59m
Multiple Airlines
Deal found 27/1C$ 387
Fri 27/26:21 p.m.
DEN
-
YYZ
1 stop10h 22m
Multiple Airlines
Thu 5/38:35 p.m.
YYZ
-
DEN
1 stop9h 21m
Multiple Airlines
Deal found 27/1C$ 388
Tue 31/310:30 p.m.
DEN
-
YYZ
2 stops19h 06m
Multiple Airlines
Sun 5/48:00 p.m.
YYZ
-
DEN
1 stop15h 05m
Multiple Airlines
Deal found 27/1C$ 395
Sun 29/37:05 p.m.
DEN
-
YYZ
1 stop9h 38m
Multiple Airlines
Mon 6/48:00 p.m.
YYZ
-
DEN
1 stop9h 59m
Multiple Airlines
Deal found 27/1C$ 399
Sat 28/38:00 a.m.
DEN
-
YYZ
2 stops14h 14m
Multiple Airlines
Mon 6/48:00 p.m.
YYZ
-
DEN
1 stop9h 59m
Multiple Airlines
Deal found 27/1C$ 402
Sun 29/37:05 p.m.
DEN
-
YYZ
1 stop9h 15m
Multiple Airlines
Tue 31/39:35 a.m.
YYZ
-
DEN
1 stop16h 44m
Multiple Airlines
Deal found 25/1C$ 403
Sun 3/56:15 a.m.
DEN
-
YTZ
1 stop12h 00m
Multiple Airlines
Wed 6/54:00 p.m.
YTZ
-
DEN
1 stop22h 58m
Multiple Airlines
Deal found 26/1C$ 416

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 28 January 2026.

Round-trip from

C$ 355

One-way from

C$ 137

Popular in

December

Cheapest in

January

Average price

C$ 433

Good round-trip deal

C$ 830 or less
1/4-6/4
  • 1/4-6/4
  • 2 total stops
  • 40h 12m total
  • Colorado to Toronto
Search Deals
28/2
  • 28/2
  • 1 total stop
  • 30h 09m total
  • Colorado to Toronto
Search Deals
High demand for flights, 1% potential price rise
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 January 2026
Search Deals
Price to beat on a round-trip 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 28 January 2026.
Use the filters below to find and compare flights from Colorado to Toronto that are best for you.

Fly from

Colorado

Fly to

Toronto

Route

Depart

Return

Price

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Thu 16/4

6:15 a.m.-6:57 p.m.

1 stop10h 42m

Toronto Island

Sun 19/4

2:30 p.m.-12:58 p.m.

1 stop24h 28m

C$ 384

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Thu 19/2

7:35 p.m.-1:47 p.m.

1 stop16h 12m

Toronto Island

Wed 25/2

8:50 a.m.-4:22 p.m.

1 stop9h 32m

C$ 417

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Fri 27/3

10:30 p.m.-6:20 a.m.

1 stop29h 50m

Toronto Pearson Intl

Sun 5/4

7:55 p.m.-9:05 a.m.

1 stop15h 10m

C$ 437

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Mon 16/3

7:05 p.m.-6:43 a.m.

1 stop9h 38m

Toronto Pearson Intl

Tue 17/3

2:20 p.m.-11:13 p.m.

1 stop10h 53m

C$ 442

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Thu 7/5

6:15 a.m.-8:15 p.m.

1 stop12h 00m

Toronto Island

Mon 11/5

4:00 p.m.-12:09 p.m.

2 stops22h 09m

C$ 452

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Sat 28/3

7:05 p.m.-6:20 a.m.

1 stop9h 15m

Toronto Pearson Intl

Sat 4/4

7:55 p.m.-3:59 a.m.

1 stop10h 04m

C$ 452

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Thu 7/5

6:15 a.m.-8:15 p.m.

1 stop12h 00m

Toronto Island

Sun 10/5

4:00 p.m.-12:58 p.m.

1 stop22h 58m

C$ 454

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Sun 3/5

6:15 a.m.-1:05 p.m.

1 stop28h 50m

Toronto Island

Wed 6/5

8:50 a.m.-9:58 p.m.

2 stops15h 08m

C$ 465

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Sun 19/4

2:30 p.m.-1:40 p.m.

2 stops21h 10m

Toronto Pearson Intl

Mon 27/4

9:45 a.m.-3:49 p.m.

1 stop8h 04m

C$ 519

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Wed 6/5

12:15 p.m.-12:20 a.m.

1 stop10h 05m

Toronto Pearson Intl

Mon 11/5

9:55 a.m.-9:38 p.m.

2 stops13h 43m

C$ 533

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

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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

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

Currently, June is the cheapest month in which you can book a flight from Colorado to Toronto (average of C$ 185). Flying from Colorado to Toronto in December is currently the most expensive (average of C$ 308). 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 28 January 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 28 January 2026.

The most flights from USCO to YTO are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

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 American Airlines, Delta, and United Airlines fly from Colorado to Toronto in about 5h 55m. The time it takes to get you to your destination can typically vary by up to 15h 36m. There are 2155 km between Colorado and Toronto. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Colorado to Toronto one-way?

    C$ 72 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from C$ 227 and C$ 281, respectively.

  • 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 Colorado Springs - Toronto Pearson Intl 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 Austrian Airlines (65%), Air Canada (62%) or United Airlines (62%) 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$ 924, our data shows the cheapest flight currently is C$ 293. When looking at the most popular route, (Denver Intl - Toronto Pearson Intl), you can expect to pay C$ 388 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, June is the cheapest month in which you can book a flight from Colorado to Toronto (average of C$ 185). Flying from Colorado to Toronto in December is currently the most expensive (average of C$ 308). 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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Minneapolis to Pearson Intl 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 28 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 249AverageC$ 546FlexibilityNo 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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