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Cheap flights from Colorado to Ontario from C$ 155

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Ontario departing on 8/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Colorado to Ontario

Cheap round-trip flights

These are some of the best round-trip flight deals from Colorado to Ontario that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Colorado to Ontario.

Cheap last-minute flights

Planning a quick getaway from Colorado to Ontario? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Ontario, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Colorado to Ontario

Find recent round-trip train or bus tickets from Colorado to Ontario.

All round-trip flight deals to Ontario

The cheapest plane tickets to Ontario found on KAYAK recently.
8:24 a.m. - 11:55 p.m.DEN-YYZ
13h 31m2 stops
8:00 p.m. - 9:27 a.m.YYZ-DEN
15h 27m1 stop
C$ 345
Find Deal
Thu, 23 Jan - Thu, 30 Jan
6:15 a.m. - 11:53 p.m.DEN-YYZ
15h 38m1 stop
7:55 p.m. - 2:03 p.m.YYZ-DEN
20h 08m1 stop
C$ 347
Find Deal
Mon, 20 Jan - Mon, 27 Jan
6:00 a.m. - 5:00 p.m.COS-YYZ
9h 00m1 stop
12:20 p.m. - 9:05 p.m.YYZ-COS
10h 45m1 stop
C$ 459Delta
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Tue, 4 Feb - Tue, 11 Feb
7:30 a.m. - 4:22 p.m.COS-YYZ
6h 52m1 stop
8:30 a.m. - 12:27 p.m.YYZ-COS
5h 57m1 stop
C$ 460Air Canada
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Tue, 21 Jan - Tue, 28 Jan
1:35 p.m. - 11:11 p.m.COS-YYZ
7h 36m2 stops
4:10 p.m. - 8:08 p.m.YYZ-COS
5h 58m1 stop
C$ 467United Airlines
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Tue, 4 Feb - Tue, 11 Feb
6:00 a.m. - 3:02 p.m.COS-YYZ
7h 02m1 stop
9:00 a.m. - 9:45 p.m.YYZ-COS
14h 45m2 stops
C$ 473United Airlines
Find Deal
Tue, 21 Jan - Tue, 28 Jan
6:00 a.m. - 7:09 p.m.COS-YYZ
11h 09m2 stops
10:10 a.m. - 9:06 p.m.YYZ-COS
12h 56m2 stops
C$ 480Delta
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Tue, 21 Jan - Tue, 28 Jan
12:15 p.m. - 12:43 a.m.DEN-YUL
10h 28m1 stop
5:30 p.m. - 11:27 a.m.YUL-DEN
19h 57m1 stop
C$ 607WestJet
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Thu, 1 May - Mon, 5 May
12:15 p.m. - 12:43 a.m.DEN-YUL
10h 28m1 stop
5:30 p.m. - 11:27 a.m.YUL-DEN
19h 57m1 stop
C$ 637WestJet
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Wed, 30 Apr - Mon, 5 May
11:15 a.m. - 4:27 p.m.DEN-YYZ
3h 12mdirect
8:35 a.m. - 10:28 a.m.YYZ-DEN
3h 53mdirect
C$ 776Air Canada
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Sat, 18 Jan - Thu, 30 Jan
12:11 p.m. - 11:45 a.m.DEN-YYZ
21h 34m2 stops
C$ 155
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Sat, 8 Feb
12:11 p.m. - 11:45 a.m.DEN-YYZ
21h 34m2 stops
C$ 157
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Sat, 8 Feb
7:05 a.m. - 8:31 p.m.DEN-YYZ
11h 26m1 stop
C$ 252Delta
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Fri, 31 Jan
7:05 a.m. - 9:06 p.m.DEN-YUL
12h 01m1 stop
C$ 263Delta
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Fri, 24 Jan
10:20 a.m. - 5:30 p.m.DEN-YYZ
5h 10m1 stop
C$ 270Sun Country Air
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Thu, 12 Jun
7:15 p.m. - 5:30 p.m.DEN-YYZ
20h 15m1 stop
C$ 279Sun Country Air
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Wed, 11 Jun
11:15 a.m. - 4:27 p.m.DEN-YYZ
3h 12mdirect
C$ 355Air Canada
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Thu, 13 Feb
11:15 a.m. - 4:27 p.m.DEN-YYZ
3h 12mdirect
C$ 357Air Canada
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Fri, 31 Jan
11:25 a.m. - 5:08 p.m.DEN-YUL
3h 43mdirect
C$ 440United Airlines
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Wed, 22 Jan
11:20 a.m. - 9:24 p.m.DEN-YOW
8h 04m1 stop
C$ 457United Airlines
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Wed, 12 Feb
6:45 a.m. - 6:50 p.m.DEN-YYZ
10h 05m1 stop
6:30 a.m. - 11:16 p.m.YYZ-DEN
18h 46m2 stops
C$ 590
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Sun, 29 Dec - Wed, 15 Jan
6:45 a.m. - 6:50 p.m.DEN-YYZ
10h 05m1 stop
11:25 a.m. - 11:16 p.m.YYZ-DEN
13h 51m1 stop
C$ 604
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Sun, 29 Dec - Wed, 15 Jan
11:59 p.m. - 12:15 p.m.DEN-YUL
10h 16m1 stop
4:10 p.m. - 9:50 a.m.YUL-DEN
19h 40m1 stop
C$ 1,257United Airlines
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Mon, 30 Dec - Wed, 8 Jan
11:59 p.m. - 5:05 p.m.DEN-YUL
15h 06m1 stop
10:30 a.m. - 11:59 p.m.YUL-DEN
15h 29m2 stops
C$ 1,270United Airlines
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Mon, 30 Dec - Wed, 8 Jan
12:20 a.m. - 12:14 p.m.DEN-YUL
9h 54m2 stops
7:00 a.m. - 7:21 p.m.YUL-DEN
14h 21m2 stops
C$ 1,306Delta
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Mon, 30 Dec - Wed, 8 Jan
11:15 a.m. - 4:27 p.m.DEN-YYZ
3h 12mdirect
4:10 p.m. - 6:12 p.m.YYZ-DEN
4h 02mdirect
C$ 1,307Air Canada
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Sun, 29 Dec - Wed, 15 Jan
12:20 a.m. - 12:14 p.m.DEN-YUL
9h 54m2 stops
5:15 p.m. - 10:13 a.m.YUL-DEN
18h 58m1 stop
C$ 1,327Delta
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Mon, 30 Dec - Tue, 7 Jan
5:40 p.m. - 10:52 p.m.DEN-YYZ
3h 12mdirect
12:30 a.m. - 10:35 a.m.YYZ-DEN
12h 05m1 stop
C$ 1,369Air Canada
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Sun, 29 Dec - Tue, 14 Jan
11:53 a.m. - 3:07 p.m.DEN-YYZ
25h 14m2 stops
4:20 p.m. - 1:07 p.m.YYZ-DEN
22h 47m2 stops
C$ 1,392Alaska Airlines
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Sun, 29 Dec - Wed, 15 Jan
11:53 a.m. - 3:07 p.m.DEN-YYZ
25h 14m2 stops
4:22 p.m. - 8:54 p.m.YYZ-DEN
30h 32m2 stops
C$ 1,743Alaska Airlines
Find Deal
Sun, 29 Dec - Thu, 2 Jan
9:47 a.m. - 3:02 p.m.DEN-YYZ
3h 15mdirect
2:45 p.m. - 4:38 p.m.YYZ-DEN
3h 53mdirect
C$ 776Air Canada
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Fri, 17 Jan - Mon, 20 Jan
11:15 a.m. - 4:27 p.m.DEN-YYZ
3h 12mdirect
4:10 p.m. - 6:12 p.m.YYZ-DEN
4h 02mdirect
C$ 779Air Canada
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Thu, 16 Jan - Thu, 23 Jan
11:15 a.m. - 4:27 p.m.DEN-YYZ
3h 12mdirect
8:35 a.m. - 10:28 a.m.YYZ-DEN
3h 53mdirect
C$ 808Lufthansa
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Thu, 16 Jan - Sun, 19 Jan
11:15 a.m. - 4:27 p.m.DEN-YYZ
3h 12mdirect
2:45 p.m. - 4:38 p.m.YYZ-DEN
3h 53mdirect
C$ 838
Find Deal
Thu, 23 Jan - Thu, 30 Jan
11:25 a.m. - 5:08 p.m.DEN-YUL
3h 43mdirect
8:05 a.m. - 10:35 a.m.YUL-DEN
4h 30mdirect
C$ 953United Airlines
Find Deal
Tue, 18 Mar - Wed, 26 Mar
5:25 p.m. - 10:37 p.m.DEN-YYZ
3h 12mdirect
4:10 p.m. - 6:15 p.m.YYZ-DEN
4h 05mdirect
C$ 978Air Canada
Find Deal
Wed, 8 Jan - Sat, 15 Feb
11:15 a.m. - 4:26 p.m.DEN-YYZ
3h 11mdirect
6:20 p.m. - 8:05 p.m.YYZ-DEN
3h 45mdirect
C$ 1,008Air Canada
Find Deal
Tue, 29 Apr - Tue, 6 May
5:40 p.m. - 10:51 p.m.DEN-YYZ
3h 11mdirect
8:45 a.m. - 10:30 a.m.YYZ-DEN
3h 45mdirect
C$ 1,024Air Canada
Find Deal
Tue, 29 Apr - Mon, 5 May
11:25 a.m. - 5:08 p.m.DEN-YUL
3h 43mdirect
8:05 a.m. - 10:35 a.m.YUL-DEN
4h 30mdirect
C$ 1,084United Airlines
Find Deal
Sun, 16 Mar - Sat, 22 Mar
5:40 p.m. - 11:26 p.m.DEN-YUL
3h 46mdirect
8:05 a.m. - 10:27 a.m.YUL-DEN
4h 22mdirect
C$ 1,370
Find Deal
Thu, 8 May - Wed, 14 May

Alaska Airlines flights from Colorado to Region of Ontario

Our best Alaska Airlines deals on Colorado to Region of Ontario flight tickets
Alaska Airlines
29 Apr
DEN7:55 p.m.Denver Intl
17h 05m
1 stop
YYZ3:00 p.m.Toronto Pearson Intl
6 May
YYZ4:45 p.m.Toronto Pearson Intl
9h 14m
1 stop
DEN11:59 p.m.Denver Intl
Alaska Airlines
28 Apr
DEN7:55 p.m.Denver Intl
17h 05m
1 stop
YYZ3:00 p.m.Toronto Pearson Intl
6 May
YYZ4:45 p.m.Toronto Pearson Intl
9h 14m
1 stop
DEN11:59 p.m.Denver Intl
Alaska Airlines
6 Feb
DEN7:00 a.m.Denver Intl
30h 05m
1 stop
YYZ3:05 p.m.Toronto Pearson Intl
10 Feb
YYZ4:20 p.m.Toronto Pearson Intl
32h 16m
1 stop
DEN10:36 p.m.Denver Intl

Delta flights from Colorado to Region of Ontario

Our best Delta deals on Colorado to Region of Ontario flight tickets
Delta
4 Feb
COS6:00 a.m.Colorado Springs
9h 00m
1 stop
YYZ5:00 p.m.Toronto Pearson Intl
11 Feb
YYZ12:20 p.m.Toronto Pearson Intl
10h 45m
1 stop
COS9:05 p.m.Colorado Springs
Delta
21 Jan
COS6:00 a.m.Colorado Springs
11h 09m
2 stops
YYZ7:09 p.m.Toronto Pearson Intl
28 Jan
YYZ10:10 a.m.Toronto Pearson Intl
12h 56m
2 stops
COS9:06 p.m.Colorado Springs
Delta
16 Jan
DEN7:05 a.m.Denver Intl
14h 37m
1 stop
YYZ11:42 p.m.Toronto Pearson Intl
1 Feb
YYZ6:15 a.m.Toronto Pearson Intl
12h 19m
1 stop
DEN4:34 p.m.Denver Intl

See travel insights to Ontario from

How to get the cheapest flight ticket from Colorado to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Region of Ontario?

In general, May is the cheapest month to fly from Colorado to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 388. If you are unable to visit Region of Ontario during the month of May, then departing from Colorado during the month March is also very affordable. Most momondo users find prices during this month for around C$ 460.

What is the cheapest day to depart on your flight to Region of Ontario?

The cheapest day to depart from Colorado to Region of Ontario is on a Saturday. Travellers who choose to depart for Region of Ontario on a Saturday will often find tickets for as low as C$ 0. The most expensive day to fly to Region of Ontario is Friday, with ticket prices averaging around C$ 942.

What is the cheapest time of day to depart on your flight to Region of Ontario?

Our most recent data shows that the best time of day to fly to Region of Ontario is in the evening. Flights from Colorado to Region of Ontario during this time can be as low as C$ 0. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 688 on average. Flights to Region of Ontario from Colorado in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Colorado to Ontario flight route?

Fly from Denver Intl to Toronto Pearson Intl for the best Colorado - Ontario flight prices

How far in advance should I book a flight to Region of Ontario?

In general, most travellers find the cheapest time to book a flight to Region of Ontario is about 51 days prior to their departure date, when tickets on average are C$ 575. In the past 72 hours, momondo users found flights from Colorado to Region of Ontario for as low as C$ 440.

What cabin class options are available on Colorado to Ontario flights?

There are 2 cabin classes available to choose from on Colorado to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Colorado to Region of Ontario flights?

You could potentially save up to 56% on your flight if you consider stops on a Colorado to Region of Ontario flight.

Cheap Colorado to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Region of Ontario

Best price found

C$ 155

Fastest flight time

3h 12m

Direct flights

Every day

Airports in Region of Ontario

6 airports
The best one-way flight to Region of Ontario from Colorado in the past 72 hours is C$ 155. The best round-trip flight deal from Colorado to Region of Ontario found on momondo in the last 72 hours is C$ 345.
The fastest flight from Colorado to Region of Ontario takes 3h 12m
Direct flights go from Colorado to Region of Ontario every day.
There are 6 airports near Region of Ontario: Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Region of Waterloo Intl (YKF), London (YXU), Toronto Pearson Intl (YYZ), Toronto Island (YTZ)

  • When did momondo last update prices for flights from Colorado to Ontario?

    Prices for flights from Colorado to Ontario were last updated today.

  • How many operators does momondo search for flights from Colorado to Ontario?

  • How old do you have to be to fly from Colorado to Ontario?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to Ontario.

  • What documentation or ID do you need to fly to Ontario?

    The travel and health documents required for your trip to Ontario can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Colorado to Region of Ontario?


Best airlines flying from Colorado to Region of Ontario

Compare and see reviews for airlines that fly from Colorado to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 256Free CancellationRating
7.0
8,426 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 759Free CancellationRating
7.4
9,007 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Colorado to Ontario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Colorado to Ontario for you.

Can I find flights from Colorado to Ontario with flexible booking policies on momondo?

All flight searches from Colorado to Ontario on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Colorado to Ontario?

Once you have performed a search for Colorado to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Colorado to Ontario right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Colorado and alert you when they change.


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Popular flights according to clicks in the last 7 days on momondo