Cheap flights from Ontario to Montreal from $186
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 Montreal departing on 7/3. 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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American Airlines flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport
Our best American Airlines deals on Ontario to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
United Airlines flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport
Our best United Airlines deals on Ontario to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
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How to get the cheapest flight ticket from Ontario to Montreal Pierre Elliott Trudeau Intl Airport
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 day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?
The cheapest day to depart from Ontario to Montreal Pierre Elliott Trudeau Intl Airport is on a Thursday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Thursday will often find tickets for as low as $679. Flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport on a Saturday will generally be more expensive and average around $768. 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 Montreal Pierre Elliott Trudeau Intl Airport?
In the afternoon is the cheapest time of day to fly from Ontario to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as $226. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $743.
What is the cheapest airline that flies from Ontario to Montreal Pierre Elliott Trudeau Intl?
American Airlines, United Airlines, and Air Canada are the most popular carriers operating from Ontario to Montreal Pierre Elliott Trudeau Intl
What airlines fly to Montreal Pierre Elliott Trudeau Intl Airport?
Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Montreal Pierre Elliott Trudeau Intl Airport from Ontario according to our data. Air Canada is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Montreal Pierre Elliott Trudeau Intl Airport. Keep in mind that there are 7 different airlines that fly to Montreal Pierre Elliott Trudeau Intl Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport
Cheap Ontario to Montreal Pierre Elliott Trudeau Intl Airport (ONT to YUL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Montreal Pierre Elliott Trudeau Intl Airport
How far is Ontario to Montreal Pierre Elliott Trudeau Intl by plane?
There are 2425.2 mi between Ontario and Montreal Pierre Elliott Trudeau Intl. In terms of flight time, this usually takes a little over 7h 16m.
When did momondo last update prices for flights from Ontario Airport to Montreal Pierre Elliott Trudeau Intl Airport?
Prices for flights from Ontario Airport to Montreal Pierre Elliott Trudeau Intl Airport are updated daily.
How many operators does momondo search for flights from Ontario Airport to Montreal Pierre Elliott Trudeau Intl Airport?
The number of operators available for flights from Ontario Airport to Montreal Pierre Elliott Trudeau Intl Airport is 3 as of June 2025.
How old do you have to be to fly from Ontario Airport to Montreal Pierre Elliott Trudeau Intl Airport?
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 Ontario Airport to Montreal Pierre Elliott Trudeau Intl Airport.
What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?
The required travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport 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 Montreal Pierre Elliott Trudeau Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Ontario to Montreal Pierre Elliott Trudeau Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Ontario to Montreal Pierre Elliott Trudeau Intl Airport is United Airlines, representing 37% of all bookings. The subsequent popular airlines are Air Canada at 36% and Delta at 27%.
Best airlines flying from Ontario to Montreal Pierre Elliott Trudeau Intl Airport
Compare and see reviews for airlines that fly from Ontario to Montreal Pierre Elliott Trudeau Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $176 | Free Cancellation | Rating 7.1 9,537 reviews | |||
| PriceFrom $219 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $347 | Free Cancellation | Rating 8.0 7,946 reviews |
Traveling to a place near Montreal?
Book flights to Montreal if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Ontario to Montreal?
Finding the right flight to Montreal from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Montreal quick and easy, saving you time and money.
Can I find flights from Ontario to Montreal with flexible booking policies on momondo?
Yes. All flights to Montreal from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Ontario to Montreal?
Once you have performed a search for Ontario to Montreal 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 Ontario to Montreal right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Ontario to Montreal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Montreal and let you know when they change.