Cheap flights from Colorado to Ontario from $107
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 7/16. 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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Sun Country Air flights from Colorado to Region of Ontario
Our best Sun Country Air deals on Colorado to Region of Ontario flight tickets
WestJet flights from Colorado to Region of Ontario
Our best WestJet deals on Colorado to Region of Ontario flight tickets
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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?
The month of March is, on average, the cheapest month to fly to Region of Ontario from Colorado, with most prices found around $260. If you aren’t able to travel during the month of March, then book flights to Region of Ontario from Colorado during January instead. Flights to Region of Ontario in January, while not as cheap as those in March, still average around $317.
What is the cheapest day to depart on your flight to Region of Ontario?
According to our data, Thursday is the cheapest day to fly to Region of Ontario from Colorado. The lowest ticket price found for a Thursday departure recently was $690. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Colorado to Region of Ontario on a Monday will generally be more expensive and average around $788. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Region of Ontario?
According to our data, the cheapest time of day to fly to Region of Ontario is at noon. momondo users have found flights departing from Colorado to Region of Ontario at noon for as low as $243. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $716.
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?
You are more likely to see cheaper flights to Region of Ontario from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $474 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Colorado for as low as $315 on momondo.
What cabin class options are available on Colorado to Ontario flights?
There are 4 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.
What is the cheapest airline that flies from Colorado to Ontario?
WestJet, United Airlines, and Air Canada are the most popular carriers operating from Colorado to Ontario
What airlines fly to Region of Ontario?
Air Canada, United Airlines and WestJet are the top three most popular airlines that fly to Region of Ontario from Colorado according to our data. Air Canada is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 4 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.
How many flights depart from Colorado to Region of Ontario on average per day?
15 flights are operational daily from Colorado to Region of Ontario as of June 2025. The most popular departure time for this route is 11:00AM, with 80% of flights per day taking off at noon.
How many flights depart from Colorado to Region of Ontario on average per week?
As of June 2025, 109 flights take off from Colorado and land in Region of Ontario each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.
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 | $107 |
|---|---|
Fastest flight time | 3h 05m |
Direct flights | Every day |
Airports in Region of Ontario | 5 airports |
When did momondo last update prices for flights from Colorado to Ontario?
Prices for flights from Colorado to Ontario are updated daily.
How many operators does momondo search for flights from Colorado to Ontario?
As of June 2025, there are 5 operators available to choose from 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 you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Colorado to Region of Ontario?
Based on momondo bookings for flights between Colorado and Region of Ontario, the leading plane model is Airbus A320-100/200, making up 44.65% of the total bookings. Other popular models include Airbus A220-300 with 32.69%, Boeing 737-800 with 5.43%, and Boeing 787-9 Dreamliner with 3.76%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $143 | Free Cancellation | Rating 7.2 2,876 reviews | |||
| PriceFrom $144 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $177 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $225 | Free Cancellation | Rating 7.1 9,568 reviews |
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?
Flights from Colorado to Ontario 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 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?
Yes momondo offers price alerts on flights to Ontario from Colorado. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.