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Cheap flights from Colorado to Ontario from C$ 154

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 13/1. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YYZ
25 Nov — 2 Dec1
1 adult

Find flights from Colorado to Ontario within your budget

Customize your flight search to find flights from Colorado to Ontario 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 645,034 searches. Data last updated 20 November 2024.

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Fly to

Any airport

Route

Depart

Return

Price

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Wed 8/1

7:00 a.m.-6:46 a.m.

1 stop21h 46m

Toronto Pearson Intl

Wed 15/1

7:10 a.m.-3:58 p.m.

1 stop10h 48m

C$ 377

DenverMontreal

DEN - YUL

DENYUL

Denver Intl

Tue 10/12

7:00 a.m.-8:58 a.m.

2 stops23h 58m

Montreal Pierre Elliott Trudeau Intl

Tue 17/12

5:35 p.m.-3:54 a.m.

1 stop12h 19m

C$ 417

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Thu 12/12

10:00 a.m.-10:52 p.m.

1 stop10h 52m

Toronto Pearson Intl

Thu 19/12

8:35 a.m.-10:03 p.m.

1 stop15h 28m

C$ 434

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Tue 3/12

3:19 p.m.-10:52 p.m.

1 stop5h 33m

Toronto Pearson Intl

Tue 10/12

4:10 p.m.-9:57 p.m.

1 stop7h 47m

C$ 438

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Tue 28/1

12:54 p.m.-9:17 p.m.

1 stop6h 23m

Montreal Pierre Elliott Trudeau Intl

Sun 2/2

6:00 a.m.-11:34 a.m.

1 stop7h 34m

C$ 470

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Sat 30/11

11:25 a.m.-6:58 p.m.

1 stop5h 33m

Ottawa

Sun 8/12

5:30 a.m.-10:28 a.m.

1 stop6h 58m

C$ 477

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Mon 13/1

7:00 a.m.-5:33 a.m.

2 stops20h 33m

Ottawa

Mon 20/1

6:10 p.m.-9:27 a.m.

1 stop17h 17m

C$ 493

DenverToronto

DEN - YTZ

DENYTZ

Denver Intl

Tue 10/12

8:55 p.m.-2:47 p.m.

1 stop15h 52m

Toronto Island

Thu 12/12

2:00 p.m.-9:29 a.m.

2 stops21h 29m

C$ 497

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Mon 9/12

1:44 p.m.-11:55 p.m.

1 stop8h 11m

Montreal Pierre Elliott Trudeau Intl

Sun 26/1

12:52 p.m.-9:06 p.m.

1 stop10h 14m

C$ 498

Colorado SpringsMontreal

COS - YUL

COSYUL

Colorado Springs

Tue 28/1

8:57 a.m.-8:53 p.m.

2 stops9h 56m

Montreal Pierre Elliott Trudeau Intl

Sun 2/2

8:05 a.m.-2:19 p.m.

1 stop8h 14m

C$ 521

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/11

Showing 1-10 of 58 results
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Cheap flight deals from Colorado to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Colorado (USCO) to Ontario (CAON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 November 2024.

Find flight deals from Colorado to Ontario

Cheapest flights from Colorado to Ontario
Explore the most affordable flight options available from Colorado to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 November 2024.

Wed 18/127:05 p.m.DEN - YYZ
2 stops16h 50mMultiple Airlines
Tue 7/17:25 p.m.YYZ - DEN
1 stop16h 04mMultiple Airlines
Deal found 20/11C$ 410
Tue 10/127:00 a.m.DEN - YUL
2 stops23h 58mMultiple Airlines
Tue 17/125:35 p.m.YUL - DEN
1 stop12h 19mMultiple Airlines
Deal found 20/11C$ 417
Thu 12/1210:00 a.m.COS - YYZ
1 stop10h 52mUnited Airlines
Thu 19/128:35 a.m.YYZ - COS
1 stop15h 28mUnited Airlines
Deal found 19/11C$ 434
Tue 3/123:19 p.m.COS - YYZ
1 stop5h 33mAir Canada
Tue 10/124:10 p.m.YYZ - COS
1 stop7h 47mAir Canada
Deal found 19/11C$ 438
Sat 23/117:20 p.m.DEN - YOW
1 stop13h 11mMultiple Airlines
Mon 25/115:45 a.m.YOW - DEN
1 stop6h 50mMultiple Airlines
Deal found 19/11C$ 476
Sat 30/1111:25 a.m.DEN - YOW
1 stop5h 33mAir Canada
Sun 8/125:30 a.m.YOW - DEN
1 stop6h 58mAir Canada
Deal found 19/11C$ 477
Tue 10/128:55 p.m.DEN - YTZ
1 stop15h 52mMultiple Airlines
Thu 12/122:00 p.m.YTZ - DEN
2 stops21h 29mMultiple Airlines
Deal found 19/11C$ 497
Mon 9/121:44 p.m.COS - YUL
1 stop8h 11mDelta
Sun 26/112:52 p.m.YUL - COS
1 stop10h 14mDelta
Deal found 19/11C$ 498
Sat 23/118:25 p.m.DEN - YOW
1 stop12h 06mUnited Airlines
Mon 25/119:45 a.m.YOW - DEN
2 stops12h 00mUnited Airlines
Deal found 19/11C$ 504
Mon 9/126:32 p.m.COS - YUL
2 stops21h 18mUnited Airlines
Sun 26/19:15 a.m.YUL - COS
2 stops11h 38mUnited Airlines
Deal found 19/11C$ 519
Tue 31/126:50 a.m.DEN - YUL
1 stop14h 00mAmerican Airlines
Wed 8/12:20 p.m.YUL - DEN
1 stop21h 03mAmerican Airlines
Deal found 19/11C$ 693
Thu 12/127:00 a.m.DEN - YYZ
1 stop8h 35mAmerican Airlines
Wed 18/121:14 p.m.YYZ - DEN
1 stop11h 22mAmerican Airlines
Deal found 20/11C$ 749

Best time to book a flight from Colorado to Ontario

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

Travel insights for flights from Colorado to Ontario

Get recent, data-driven insights about flights from Colorado to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Colorado to Region of Ontario?

Currently, October is the cheapest month in which you can book a flight from Colorado to Region of Ontario (average of C$ 178). Flying from Colorado to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 ON?

Find hourly flight availability from Colorado to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 November 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Region of Ontario as you normally would.

Weekly flight availability from Colorado to Region of Ontario

Explore weekly flight availability from Colorado to Ontario. 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 20 November 2024.

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

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 20 November 2024.
Get a feel of what it's like to fly with United Airlines, Air Canada and Alaska Airlines from Colorado to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
9,461 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.2

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

8.0
Very good
9,461 reviews
8.0
Very good
9,461 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.2

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

8.0
Very good
8,756 reviews
8.0
Very good
9,461 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.2

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

7.4
Good
9,171 reviews
8.0
Very good
9,461 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.2

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

7.3
Good
2,811 reviews
8.0
Very good
9,461 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.2

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

7.2
Good
10,000 reviews
8.0
Very good
9,461 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Food

7.2

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from Colorado to Region of Ontario one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 185. Users have also found prices from C$ 216 and C$ 283 on Air Canada and American Airlines, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado to Ontario 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 Region of Ontario?

    Currently, October is the cheapest month in which you can book a flight from Colorado to Region of Ontario (average of C$ 178). Flying from Colorado to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Colorado to Ontario

Discover the top 2 airlines that operate flights from Colorado to Ontario. 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 645,034 searches. Data last updated 20 November 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 256AverageC$ 711FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 739AverageC$ 1,066FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from Colorado today with Cheapflights!

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Colorado to Ontario.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Colorado to Ontario flexibly with Cheapflights today.

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

Not ready to book yet? You can track prices for flights from Colorado to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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