How long is the flight from Ontario to Montreal Pierre Elliott Trudeau Intl Airport?

A quick flight from Ontario to Montreal Pierre Elliott Trudeau Intl Airport can take about 9h 27m. Delta provides one of the quickest options available for as low as C$ 813. Ontario and Montreal Pierre Elliott Trudeau Intl Airport are separated by a distance of 3899 km.

In terms of precipitation, rainfall in Montreal Pierre Elliott Trudeau Intl Airport ranges from 64.0 - 111.0 mm per month. August is typically the wettest month, when rainfall can reach 111.0 mm. February is typically the driest time to visit Montreal Pierre Elliott Trudeau Intl Airport when rainfall is around 64.0 mm.

If weather is an important factor for your trip to Montreal Pierre Elliott Trudeau Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -9.0 C).

What is the cheapest time of day to fly from ONT to YUL?

When flying from Ontario to Montreal Pierre Elliott Trudeau Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Ontario to Montreal Pierre Elliott Trudeau Intl?

If you book a flight to Montreal Pierre Elliott Trudeau Intl from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 4.9 km from the centre of Ontario. There are 0 flights from Ontario to Montreal Pierre Elliott Trudeau Intl per day from 0 different airlines.

Can I find deals for flights from Ontario to Pierre Elliott Trudeau Intl that include hotel bookings?

Yes. In addition to deals on Ontario to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ontario to Pierre Elliott Trudeau Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Pierre Elliott Trudeau Intl.

Can I find deals for business class flights from Ontario to Pierre Elliott Trudeau Intl?

Yes. Cheapflights offers flight deals from Ontario to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 319+ Cheap Flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport

Cheap flight deals from Ontario to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

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Cheapest flights from Ontario to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Ontario to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Wed 25/118:15 a.m. -

2 stops19h 45m

Tue 1/126:45 a.m. -

2 stops14h 26m

Deal found 29/10C$ 722

Wed 25/118:15 a.m. -

2 stops19h 45m

Wed 2/126:45 a.m. -

2 stops14h 26m

Deal found 27/10C$ 727

Wed 2/128:00 a.m. -

2 stops20h 00m

Sun 6/126:45 a.m. -

2 stops19h 38m

Deal found 28/10C$ 729

Thu 26/112:01 p.m. -

3 stops31h 31m

Wed 2/126:45 a.m. -

2 stops19h 13m

Deal found 25/10C$ 751

Find flight deals from Ontario to Pierre Elliott Trudeau Intl

Round-trip from	C$ 652
One-way from	C$ 319
Popular in	June
Cheapest in	February
Average price	C$ 945

26/11-3/12
5 total stops
44h 55m total
Ontario to Montreal

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24/11-31/12
3 total stops
29h 20m total
Ontario to Montreal

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (C$ 153 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 28 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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Cheapflights 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

Cheapest round-trip

Quickest round-trip

OntarioMontreal

ONT Ontario - YUL Montreal Pierre Elliott Trudeau Intl

ONTYUL

Ontario

Thu 12/11

7:05 a.m.-5:27 p.m.

1 stop7h 22m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 380

OntarioMontreal

ONT Ontario - YUL Montreal Pierre Elliott Trudeau Intl

ONTYUL

Ontario

Fri 8/1

7:00 a.m.-9:17 p.m.

1 stop11h 17m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 394

OntarioMontreal

ONT Ontario - YUL Montreal Pierre Elliott Trudeau Intl

ONTYUL

Ontario

Mon 14/12

7:05 a.m.-5:33 p.m.

1 stop7h 28m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 394

OntarioMontreal

ONT Ontario - YUL Montreal Pierre Elliott Trudeau Intl

ONTYUL

Ontario

Sat 12/12

5:00 a.m.-9:42 p.m.

2 stops13h 42m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 401

OntarioMontreal

ONT Ontario - YUL Montreal Pierre Elliott Trudeau Intl

ONTYUL

Ontario

Tue 1/12

2:00 p.m.-4:27 p.m.

3 stops23h 27m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 421

OntarioMontreal

ONT Ontario - YUL Montreal Pierre Elliott Trudeau Intl

ONTYUL

Ontario

Fri 20/11

11:10 p.m.-1:36 p.m.

1 stop11h 26m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 438

OntarioMontreal

ONT Ontario - YUL Montreal Pierre Elliott Trudeau Intl

ONTYUL

Ontario

Mon 21/12

10:35 p.m.-11:37 a.m.

1 stop10h 02m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 438

OntarioMontreal

ONT Ontario - YUL Montreal Pierre Elliott Trudeau Intl

ONTYUL

Ontario

Thu 10/12

5:00 a.m.-5:10 p.m.

1 stop9h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 455

OntarioMontreal

ONT Ontario - YUL Montreal Pierre Elliott Trudeau Intl

ONTYUL

Ontario

Tue 1/12

5:00 a.m.-5:10 p.m.

1 stop9h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 491

OntarioMontreal

ONT Ontario - YUL Montreal Pierre Elliott Trudeau Intl

ONTYUL

Ontario

Wed 4/11

12:16 p.m.-11:54 p.m.

1 stop8h 38m

Montreal Pierre Elliott Trudeau Intl

Wed 31/12

12:00 a.m.-9:00 p.m.

Nonstop0h 00m

C$ 543

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

Showing 1-10 of 20 resultsSorted by cheapest first

Best time to book a flight from Ontario to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Ontario with our price prediction graph.

ONT-YUL

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

What airport do you fly from for flights from Ontario to Montreal Pierre Elliott Trudeau Intl?
If you book a flight to Montreal Pierre Elliott Trudeau Intl from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 4.9 km from the centre of Ontario. There are 0 flights from Ontario to Montreal Pierre Elliott Trudeau Intl per day from 0 different airlines.
How long is the flight from Ontario to Montreal Pierre Elliott Trudeau Intl Airport?
A quick flight from Ontario to Montreal Pierre Elliott Trudeau Intl Airport can take about 9h 27m. Delta provides one of the quickest options available for as low as C$ 813. Ontario and Montreal Pierre Elliott Trudeau Intl Airport are separated by a distance of 3899 km.
Can I find deals for flights from Ontario to Pierre Elliott Trudeau Intl that include hotel bookings?
Yes. In addition to deals on Ontario to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Pierre Elliott Trudeau Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Pierre Elliott Trudeau Intl.
Can I find deals for business class flights from Ontario to Pierre Elliott Trudeau Intl?
Yes. Cheapflights offers flight deals from Ontario to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Can Cheapflights find flights from Ontario to Pierre Elliott Trudeau Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Pierre Elliott Trudeau Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ontario to Pierre Elliott Trudeau Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Pierre Elliott Trudeau Intl from Ontario today and book when prices fit your budget.

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Cheap flights from Ontario to Montreal Pierre Elliott Trudeau Intl Airport from C$ 319

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Pierre Elliott Trudeau Intl

Cheapest flights from Ontario to Pierre Elliott Trudeau IntlExplore the most affordable flight options available from Ontario to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Explore the most affordable flight options available from Ontario to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Best flights from Ontario to Pierre Elliott Trudeau IntlDiscover carefully curated flight deals from Ontario to Pierre Elliott Trudeau Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Discover carefully curated flight deals from Ontario to Pierre Elliott Trudeau Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Last-minute flights from Ontario to Pierre Elliott Trudeau IntlDiscover last-minute flight deals from Ontario to Pierre Elliott Trudeau Intl. Data last updated 30 October 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Pierre Elliott Trudeau Intl. Data last updated 30 October 2026 and is based on user searches.

One-way flights from Ontario to Pierre Elliott Trudeau IntlSearch for one-way flight options from Ontario to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Search for one-way flight options from Ontario to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

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

Best time to book a flight from Ontario to Pierre Elliott Trudeau Intl

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Related info for your journey

What airport do you fly from for flights from Ontario to Montreal Pierre Elliott Trudeau Intl?

How long is the flight from Ontario to Montreal Pierre Elliott Trudeau Intl Airport?

Can I find deals for flights from Ontario to Pierre Elliott Trudeau Intl that include hotel bookings?

How can I find direct flights from Ontario to Pierre Elliott Trudeau Intl?

Can I find deals for business class flights from Ontario to Pierre Elliott Trudeau Intl?

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

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Alternative routes for Ontario to Pierre Elliott Trudeau Intl

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Ontario and Pierre Elliott Trudeau Intl flights

Browse other Ontario and Pierre Elliott Trudeau Intl flight options. Last updated on 30 October 2026.

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Can Cheapflights find flights from Ontario to Pierre Elliott Trudeau Intl with no change fees?

Can Cheapflights notify me if prices for flights from Ontario to Pierre Elliott Trudeau Intl become cheaper?

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Cheapest flights from Ontario to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Ontario to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Best flights from Ontario to Pierre Elliott Trudeau Intl
Discover carefully curated flight deals from Ontario to Pierre Elliott Trudeau Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Last-minute flights from Ontario to Pierre Elliott Trudeau Intl
Discover last-minute flight deals from Ontario to Pierre Elliott Trudeau Intl. Data last updated 30 October 2026 and is based on user searches.

One-way flights from Ontario to Pierre Elliott Trudeau Intl
Search for one-way flight options from Ontario to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.