How many flights depart from Region of Ontario to Colorado on average per day?

As of July 2025, there are 14 flights per day flying from Region of Ontario to Colorado. The most common time of day flights depart is 6:00PM, with 40% of flights taking off at noon.

What airlines fly to Colorado?

Air Canada, United Airlines and WestJet are the top three most popular airlines that fly to Colorado from Region of Ontario according to our data. Air Canada is the first choice among our users, with 76% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 3 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

How many flights depart from Region of Ontario to Colorado on average per week?

100 flights are operational weekly from Region of Ontario to Colorado as of July 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

What is the cheapest airline that flies from Ontario to Colorado?

WestJet, Air Canada, and American Airlines are the most popular carriers operating from Ontario to Colorado

How long is the flight from Region of Ontario to Colorado?

Flight times from Region of Ontario to Colorado vary, but if you’re flying out of Ottawa and flying into Denver (one of the most popular routes), then the duration is 6h 05m on average. Another popular route from Region of Ontario to Colorado is flying from Toronto to Denver, which will take roughly 8h 45m. Keep in mind that layovers or delays could extend your travel time.

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

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

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

The number of operators available for flights from Ontario to Colorado is 3 as of July 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Colorado.

What documentation or ID do you need to fly to Colorado?

The required travel and health documents for your Colorado trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$147 Cheap Flights from Ontario to Colorado in 2025

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Find the cheapest flights from Ontario to Colorado

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

10:25 pm - 11:24 amYYZ-DEN

14h 59m1 stop

12:15 pm - 10:52 pmDEN-YYZ

8h 37m1 stop

$271WestJet

Find Deal

dom., sep. 21 - jue., sep. 25

2:55 pm - 11:24 amYYZ-DEN

22h 29m1 stop

12:15 pm - 10:52 pmDEN-YYZ

8h 37m1 stop

$272

Find Deal

mié., sep. 17 - jue., sep. 25

12:00 pm - 6:20 pmYYZ-DEN

8h 20m1 stop

7:45 am - 12:58 pmDEN-YYZ

3h 13mnonstop

$289Air Canada

Find Deal

jue., ago. 21 - jue., ago. 28

12:25 pm - 6:20 pmYTZ-DEN

7h 55m1 stop

9:40 am - 7:46 pmDEN-YTZ

8h 06m1 stop

$292Air Canada

Find Deal

jue., ago. 21 - lun., ago. 25

6:15 am - 11:05 amYYZ-DEN

6h 50m1 stop

12:59 am - 12:07 pmDEN-YYZ

9h 08m1 stop

$315Delta

Find Deal

dom., ago. 31 - jue., sep. 18

6:30 am - 9:34 amYYZ-DEN

5h 04m1 stop

12:45 am - 11:20 amDEN-YYZ

8h 35m1 stop

$324Delta

Find Deal

sáb., sep. 20 - jue., sep. 25

9:44 am - 11:27 amYYZ-DEN

3h 43mnonstop

2:45 pm - 11:58 pmDEN-YYZ

7h 13m1 stop

$331United Airlines

Find Deal

mié., ago. 20 - sáb., ago. 23

6:33 am - 8:12 pmYOW-DEN

15h 39m1 stop

7:48 am - 9:35 pmDEN-YOW

11h 47m1 stop

$334United Airlines

Find Deal

lun., ago. 25 - dom., ago. 31

5:15 pm - 11:51 amYUL-COS

20h 36m1 stop

5:16 pm - 2:49 pmCOS-YUL

19h 33m1 stop

$388American Airlines

Find Deal

vie., sep. 12 - vie., sep. 19

3:44 pm - 11:39 pmYUL-COS

9h 55m1 stop

5:16 pm - 2:49 pmCOS-YUL

19h 33m1 stop

$392American Airlines

Find Deal

jue., sep. 18 - lun., sep. 22

Air Canada flights from Region of Ontario to Colorado

Our best Air Canada deals on Region of Ontario to Colorado flight tickets

Air Canada

Aug 21

YYZ12:00 pmToronto Pearson Intl

8h 20m

1 stop

DEN6:20 pmDenver Intl

Aug 28

DEN7:45 amDenver Intl

3h 13m

YYZ12:58 pmToronto Pearson Intl

$289

Find similar

Air Canada

Aug 21

YTZ12:25 pmToronto Island

7h 55m

1 stop

DEN6:20 pmDenver Intl

Aug 25

DEN9:40 amDenver Intl

8h 06m

1 stop

YTZ7:46 pmToronto Island

$292

Find similar

Air Canada

Sep 4

YYZ8:40 amToronto Pearson Intl

3h 34m

DEN10:14 amDenver Intl

Sep 8

DEN7:45 amDenver Intl

3h 05m

YYZ12:50 pmToronto Pearson Intl

$298

Find similar

WestJet flights from Region of Ontario to Colorado

Our best WestJet deals on Region of Ontario to Colorado flight tickets

WestJet

Sep 21

YYZ10:25 pmToronto Pearson Intl

14h 59m

1 stop

DEN11:24 amDenver Intl

Sep 25

DEN12:15 pmDenver Intl

8h 37m

1 stop

YYZ10:52 pmToronto Pearson Intl

$271

Find similar

WestJet

Sep 18

YYZ10:25 pmToronto Pearson Intl

14h 59m

1 stop

DEN11:24 amDenver Intl

Sep 25

DEN12:15 pmDenver Intl

8h 37m

1 stop

YYZ10:52 pmToronto Pearson Intl

$273

Find similar

WestJet

Sep 20

YYZ10:25 pmToronto Pearson Intl

14h 59m

1 stop

DEN11:24 amDenver Intl

Sep 28

DEN12:15 pmDenver Intl

10h 07m

1 stop

YYZ12:22 amToronto Pearson Intl

$275

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

dom. 9/21

10:25 pm-11:24 am

1 stop14h 59m

Denver Intl

jue. 9/25

12:15 pm-10:52 pm

1 stop8h 37m

$271

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

mié. 9/17

2:55 pm-11:24 am

1 stop22h 29m

Denver Intl

jue. 9/25

12:15 pm-10:52 pm

1 stop8h 37m

$272

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

jue. 8/21

12:00 pm-6:20 pm

1 stop8h 20m

Denver Intl

jue. 8/28

7:45 am-12:58 pm

Nonstop3h 13m

$289

TorontoDenver

YTZ - DEN

YTZDEN

Toronto Island

jue. 8/21

12:25 pm-6:20 pm

1 stop7h 55m

Denver Intl

lun. 8/25

9:40 am-7:46 pm

1 stop8h 06m

$292

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

dom. 8/31

6:15 am-11:05 am

1 stop6h 50m

Denver Intl

jue. 9/18

12:59 am-12:07 pm

1 stop9h 08m

$315

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

sáb. 9/20

6:30 am-9:34 am

1 stop5h 04m

Denver Intl

jue. 9/25

12:45 am-11:20 am

1 stop8h 35m

$324

TorontoDenver

YYZ - DEN

YYZDEN

Toronto Pearson Intl

mié. 8/20

9:44 am-11:27 am

Nonstop3h 43m

Denver Intl

sáb. 8/23

2:45 pm-11:58 pm

1 stop7h 13m

$331

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

lun. 8/25

6:33 am-8:12 pm

1 stop15h 39m

Denver Intl

dom. 8/31

7:48 am-9:35 pm

1 stop11h 47m

$334

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

vie. 9/12

5:15 pm-11:51 am

1 stop20h 36m

Colorado Springs

vie. 9/19

5:16 pm-2:49 pm

1 stop19h 33m

$388

MontrealColorado Springs

YUL - COS

YULCOS

Montreal Pierre Elliott Trudeau Intl

jue. 9/18

3:44 pm-11:39 pm

1 stop9h 55m

Colorado Springs

lun. 9/22

5:16 pm-2:49 pm

1 stop19h 33m

$392

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

What is the cheapest month to fly to Colorado?

The month of August is, on average, the cheapest month to fly to Colorado from Region of Ontario, with most prices found around $417. The month of September is another great option to travel to Colorado, with average flight prices from Region of Ontario averaging around $420.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Region of Ontario to Colorado is on a Friday when prices can be found for as low as $438. On the other hand, Monday is the most expensive day to depart from Region of Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $584.

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

The cheapest time of day to fly to Colorado is at noon when flights can be purchased for as low as $409. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $528 per ticket.

What is the cheapest Ontario to Colorado flight route?

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

How far in advance should I book a flight to Colorado?

You are more likely to see cheaper flights to Colorado from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $466 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Region of Ontario for as low as $405 on momondo.

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

There are 4 cabin classes available to choose from on Ontario to Colorado 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 Region of Ontario to Colorado flights?

You could potentially save up to 4% on your flight if you consider stops on a Region of Ontario to Colorado flight.

Cheap Region of Ontario to Colorado flight deals and tips

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

Best Price Found	$147
Fastest flight time	3h 34m
Direct flights	Every day
Airports in Colorado	3 airports

The best one-way flight to Colorado from Region of Ontario in the past 72 hours is $147. The best round-trip flight deal from Region of Ontario to Colorado found on momondo in the last 72 hours is $271.

The fastest flight from Region of Ontario to Colorado takes 3h 34m

Direct flights go from Region of Ontario to Colorado every day.

There are 3 airports near Colorado: Aspen Pitkin County (ASE), Colorado Springs (COS), Denver Intl (DEN)

Search flight deals

When did momondo last update prices for flights from Ontario to Colorado?
Prices for flights from Ontario to Colorado were last updated today.
How many operators does momondo search for flights from Ontario to Colorado?
The number of operators available for flights from Ontario to Colorado is 3 as of July 2025.
How old do you have to be to fly from Ontario to Colorado?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Colorado.
What documentation or ID do you need to fly to Colorado?
The required travel and health documents for your Colorado trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Region of Ontario to Colorado?
Based on momondo bookings for flights between Region of Ontario and Colorado, the leading plane model is Embraer 195 E2, making up 32.89% of the total bookings. Other popular models include Airbus A350-900 with 11.26%, Airbus A220-300 with 9.52%, and Airbus A321-100/200 with 8.10%.

Best airlines flying from Region of Ontario to Colorado

Compare and see reviews for airlines that fly from Region of Ontario to Colorado with momondo

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom $229	Free Cancellation	Rating 7.2 2,978 reviews	Search WestJet flights
United Airlines	PriceFrom $234	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Air Canada	PriceFrom $254	Free Cancellation	Rating 7.1 9,851 reviews	Search Air Canada flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Colorado. momondo saves you time and could save you money on your trip.

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

Flights from Ontario to Colorado with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Ontario to Colorado flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Ontario to Colorado flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Popular cities in Colorado

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Cheap flights from Ontario to Colorado from $147

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Colorado departing on 9/7. 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 Ontario to Colorado

Cheap round-trip flights

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Air Canada flights from Region of Ontario to Colorado

Our best Air Canada deals on Region of Ontario to Colorado flight tickets

WestJet flights from Region of Ontario to Colorado

Our best WestJet deals on Region of Ontario to Colorado flight tickets

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

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 Colorado?

The month of August is, on average, the cheapest month to fly to Colorado from Region of Ontario, with most prices found around $417. The month of September is another great option to travel to Colorado, with average flight prices from Region of Ontario averaging around $420.

What is the cheapest day to depart on your flight to Colorado?

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

The cheapest time of day to fly to Colorado is at noon when flights can be purchased for as low as $409. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $528 per ticket.

What is the cheapest Ontario to Colorado flight route?

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

How far in advance should I book a flight to Colorado?

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

There are 4 cabin classes available to choose from on Ontario to Colorado 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 Region of Ontario to Colorado flights?

You could potentially save up to 4% on your flight if you consider stops on a Region of Ontario to Colorado flight.

What is the cheapest airline that flies from Ontario to Colorado?

WestJet, Air Canada, and American Airlines are the most popular carriers operating from Ontario to Colorado

What airlines fly to Colorado?

How many flights depart from Region of Ontario to Colorado on average per day?

As of July 2025, there are 14 flights per day flying from Region of Ontario to Colorado. The most common time of day flights depart is 6:00PM, with 40% of flights taking off at noon.

How many flights depart from Region of Ontario to Colorado on average per week?

100 flights are operational weekly from Region of Ontario to Colorado as of July 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

How long is the flight from Region of Ontario to Colorado?

Cheap Region of Ontario to Colorado flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

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

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

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

What documentation or ID do you need to fly to Colorado?

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

Best airlines flying from Region of Ontario to Colorado

Compare and see reviews for airlines that fly from Region of Ontario to Colorado with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Colorado

Popular cities in Colorado

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