What airlines fly to Montreal Pierre Elliott Trudeau Intl Airport?

Air Canada, United Airlines and Porter 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 62% of people opting to fly with this airline when traveling to Montreal Pierre Elliott Trudeau Intl Airport. Keep in mind that there are 6 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.

What is the cheapest airline that flies from Ontario to Montreal Pierre Elliott Trudeau Intl?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Ontario to Montreal Pierre Elliott Trudeau Intl

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 2 as of October 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.

$133 Cheap Flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport in 2025/26

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6:17 am - 10:40 pmONT-YUL

13h 23m2 stops

3:50 pm - 8:53 amYUL-ONT

20h 03m2 stops

$625American Airlines

Find Deal

Tue, Dec 9 - Tue, Dec 16

4:47 pm - 12:20 pmONT-YUL

16h 33m2 stops

2:29 pm - 8:48 amYUL-ONT

21h 19m2 stops

$691American Airlines

Find Deal

Wed, Dec 17 - Wed, Dec 31

10:30 pm - 6:49 pmONT-YUL

17h 19m2 stops

6:00 am - 10:38 pmYUL-ONT

19h 38m2 stops

$692Delta

Find Deal

Wed, Feb 18 - Sat, Feb 21

1:20 pm - 11:42 pmONT-YUL

31h 22m2 stops

7:10 am - 11:52 pmYUL-ONT

19h 42m2 stops

$693Delta

Find Deal

Thu, Nov 27 - Mon, Dec 1

4:47 pm - 3:18 pmONT-YUL

19h 31m2 stops

7:30 am - 6:20 pmYUL-ONT

13h 50m2 stops

$724American Airlines

Find Deal

Mon, Nov 10 - Thu, Nov 13

12:55 pm - 3:04 pmONT-YUL

23h 09m2 stops

4:00 pm - 8:53 amYUL-ONT

19h 53m2 stops

$729American Airlines

Find Deal

Thu, Nov 27 - Tue, Dec 2

5:05 am - 7:32 amONT-YUL

23h 27m2 stops

8:00 pm - 10:49 pmYUL-ONT

29h 49m3 stops

$731United Airlines

Find Deal

Tue, Dec 9 - Tue, Dec 16

11:50 pm - 3:57 pmONT-YUL

13h 07m1 stop

8:20 am - 10:35 pmYUL-ONT

17h 15m2 stops

$806United Airlines

Find Deal

Thu, Mar 12 - Tue, Mar 17

11:50 pm - 10:20 amONT-YUL

7h 30m1 stop

9:25 am - 10:15 pmYUL-ONT

15h 50m1 stop

$886Multiple Airlines

Find Deal

Fri, Mar 13 - Mon, Mar 16

5:05 am - 4:58 pmONT-YUL

8h 53m1 stop

5:50 pm - 7:41 pmYUL-ONT

28h 51m1 stop

$920Multiple Airlines

Find Deal

Thu, Nov 20 - Thu, Nov 27

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

American Airlines

Dec 9

ONT6:17 amOntario

13h 23m

2 stops

YUL10:40 pmMontreal Pierre Elliott Trudeau Intl

Dec 16

YUL3:50 pmMontreal Pierre Elliott Trudeau Intl

20h 03m

2 stops

ONT8:53 amOntario

$625

Find similar

American Airlines

Dec 17

ONT4:47 pmOntario

16h 33m

2 stops

YUL12:20 pmMontreal Pierre Elliott Trudeau Intl

Dec 31

YUL2:29 pmMontreal Pierre Elliott Trudeau Intl

21h 19m

2 stops

ONT8:48 amOntario

$691

Find similar

American Airlines

Nov 10

ONT4:47 pmOntario

19h 31m

2 stops

YUL3:18 pmMontreal Pierre Elliott Trudeau Intl

Nov 13

YUL7:30 amMontreal Pierre Elliott Trudeau Intl

13h 50m

2 stops

ONT6:20 pmOntario

$724

Find similar

Delta flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport

Our best Delta deals on Ontario to Montreal Pierre Elliott Trudeau Intl Airport flight tickets

Delta

Feb 18

ONT10:30 pmOntario

17h 19m

2 stops

YUL6:49 pmMontreal Pierre Elliott Trudeau Intl

Feb 21

YUL6:00 amMontreal Pierre Elliott Trudeau Intl

19h 38m

2 stops

ONT10:38 pmOntario

$692

Find similar

Delta

Nov 27

ONT1:20 pmOntario

31h 22m

2 stops

YUL11:42 pmMontreal Pierre Elliott Trudeau Intl

Dec 1

YUL7:10 amMontreal Pierre Elliott Trudeau Intl

19h 42m

2 stops

ONT11:52 pmOntario

$693

Find similar

Delta

Dec 9

ONT6:00 amOntario

14h 59m

2 stops

YUL11:59 pmMontreal Pierre Elliott Trudeau Intl

Dec 16

YUL12:40 pmMontreal Pierre Elliott Trudeau Intl

13h 24m

1 stop

ONT11:04 pmOntario

$735

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momondo Fare Finder

Use the filters below to find and compare flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Tue 12/9

6:17 am-10:40 pm

2 stops13h 23m

Montreal Pierre Elliott Trudeau Intl

Tue 12/16

3:50 pm-8:53 am

2 stops20h 03m

$625

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Wed 12/17

4:47 pm-12:20 pm

2 stops16h 33m

Montreal Pierre Elliott Trudeau Intl

Wed 12/31

2:29 pm-8:48 am

2 stops21h 19m

$691

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Wed 2/18

10:30 pm-6:49 pm

2 stops17h 19m

Montreal Pierre Elliott Trudeau Intl

Sat 2/21

6:00 am-10:38 pm

2 stops19h 38m

$692

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Thu 11/27

1:20 pm-11:42 pm

2 stops31h 22m

Montreal Pierre Elliott Trudeau Intl

Mon 12/1

7:10 am-11:52 pm

2 stops19h 42m

$693

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Mon 11/10

4:47 pm-3:18 pm

2 stops19h 31m

Montreal Pierre Elliott Trudeau Intl

Thu 11/13

7:30 am-6:20 pm

2 stops13h 50m

$724

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Thu 11/27

12:55 pm-3:04 pm

2 stops23h 09m

Montreal Pierre Elliott Trudeau Intl

Tue 12/2

4:00 pm-8:53 am

2 stops19h 53m

$729

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Tue 12/9

5:05 am-7:32 am

2 stops23h 27m

Montreal Pierre Elliott Trudeau Intl

Tue 12/16

8:00 pm-10:49 pm

3 stops29h 49m

$731

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Thu 3/12

11:50 pm-3:57 pm

1 stop13h 07m

Montreal Pierre Elliott Trudeau Intl

Tue 3/17

8:20 am-10:35 pm

2 stops17h 15m

$806

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Fri 3/13

11:50 pm-10:20 am

1 stop7h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 3/16

9:25 am-10:15 pm

1 stop15h 50m

$886

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Thu 11/20

5:05 am-4:58 pm

1 stop8h 53m

Montreal Pierre Elliott Trudeau Intl

Thu 11/27

5:50 pm-7:41 pm

1 stop28h 51m

$920

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Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 $665. Flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport on a Friday will generally be more expensive and average around $766. 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 $739.

When to book flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Montreal Pierre Elliott Trudeau Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

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

Direct flights	None

There are no direct flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport. There are no popular flight routes from Ontario to Montreal Pierre Elliott Trudeau Intl Airport.

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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 30m.
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 2 as of October 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 54% of all bookings. The subsequent popular airline is Air Canada at 46%.

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
United Airlines	PriceFrom $219	Free Cancellation	Rating 7.4 8,999 reviews		Search United Airlines flights
Air Canada	PriceFrom $376	Free Cancellation	Rating 7.1 10,365 reviews		Search Air Canada flights

Laval

Dorval

Longueuil

Brossard

Magog

Trois-Rivières

Boucherville

Cornwall

Sherbrooke

Drummondville

Montebello

Saint-Sauveur

Bromont

Saint-Jean-sur-Richelieu

North Hatley

Sutton

Why 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.

An easier way to manage your Montreal Pierre Elliott Trudeau Intl Airport trip

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Montreal Pierre Elliott Trudeau Intl Airport flight routes

Flights from Boston Logan Intl to Montreal Pierre Elliott Trudeau Intl

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Flights from Los Angeles to Montreal Pierre Elliott Trudeau Intl

Cheap flights from Ontario to Montreal from $226

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 11/19. 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

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Delta flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport

Our best Delta 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?

What is the cheapest time of day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

What is the cheapest airline that flies from Ontario to Montreal Pierre Elliott Trudeau Intl?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Ontario to Montreal Pierre Elliott Trudeau Intl

What airlines fly to Montreal Pierre Elliott Trudeau Intl Airport?

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

Direct flights

How far is Ontario to Montreal Pierre Elliott Trudeau Intl by plane?

When did momondo last update prices for flights from Ontario Airport to Montreal Pierre Elliott Trudeau Intl Airport?

How many operators does momondo search for flights from Ontario Airport to Montreal Pierre Elliott Trudeau Intl Airport?

How old do you have to be to fly 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?

What is the most popular airline from Ontario to Montreal Pierre Elliott Trudeau Intl Airport?

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

Traveling to a place near Montreal?

Why use momondo?

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

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

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

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

An easier way to manage your Montreal Pierre Elliott Trudeau Intl Airport 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 Montreal

Popular cities in Canada

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