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

Delta is the most popular carrier operating from Ontario to Montreal

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

Prices for flights from Ontario Airport to Montreal refresh daily.

How old do you have to be to fly from Ontario Airport to Montreal?

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.

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

The travel and health documents required for your trip to Montreal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Montreal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 196 Cheap Flights from Ontario to Montreal in 2025/26

1 adult

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Find the cheapest flights from Ontario to Montreal

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One-way

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Cheap round-trip flights

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12:41 p.m. - 8:44 a.m.

ONT

YUL

17h 03m2 stops

9:34 a.m. - 9:05 p.m.

YUL

ONT

14h 31m2 stops

C$ 674Delta

Thu, 8 Jan - Wed, 14 Jan

3:09 p.m. - 3:08 p.m.

ONT

YUL

20h 59m2 stops

7:12 a.m. - 7:00 p.m.

YUL

ONT

14h 48m2 stops

C$ 837American Airlines

Sat, 7 Feb - Sat, 14 Feb

10:30 p.m. - 1:32 p.m.

ONT

YUL

12h 02m1 stop

9:34 a.m. - 9:05 p.m.

YUL

ONT

14h 31m2 stops

C$ 854Delta

Thu, 8 Jan - Wed, 14 Jan

4:45 p.m. - 1:45 p.m.

ONT

YUL

18h 00m2 stops

7:30 a.m. - 10:04 p.m.

YUL

ONT

17h 34m2 stops

C$ 859American Airlines

Sun, 8 Feb - Sun, 15 Feb

1:24 p.m. - 7:32 a.m.

ONT

YUL

15h 08m2 stops

5:30 p.m. - 9:58 p.m.

YUL

ONT

31h 28m2 stops

C$ 913United Airlines

Sat, 31 Jan - Wed, 4 Feb

1:24 p.m. - 7:32 a.m.

ONT

YUL

15h 08m2 stops

8:00 p.m. - 9:58 p.m.

YUL

ONT

28h 58m2 stops

C$ 915United Airlines

Sat, 31 Jan - Wed, 4 Feb

4:45 p.m. - 1:45 p.m.

ONT

YUL

18h 00m2 stops

7:12 a.m. - 9:29 p.m.

YUL

ONT

17h 17m1 stop

C$ 939American Airlines

Fri, 6 Feb - Fri, 13 Feb

4:45 p.m. - 12:24 p.m.

ONT

YUL

16h 39m2 stops

2:25 p.m. - 10:04 p.m.

YUL

ONT

10h 39m2 stops

C$ 946American Airlines

Fri, 6 Feb - Fri, 13 Feb

11:59 p.m. - 9:12 p.m.

ONT

YUL

18h 13m2 stops

10:25 a.m. - 10:25 p.m.

YUL

ONT

15h 00m2 stops

C$ 957United Airlines

Thu, 12 Mar - Mon, 16 Mar

5:05 a.m. - 4:58 p.m.

ONT

YUL

8h 53m1 stop

5:50 p.m. - 9:58 a.m.

YUL

ONT

19h 08m1 stop

C$ 969Air Canada

Mon, 9 Feb - Mon, 16 Feb

Delta flights from Ontario to Montreal

Our best Delta deals on Ontario to Montreal flight tickets

Delta

5 Jan

ONT12:41 p.m.Ontario

17h 03m

2 stops

YUL8:44 a.m.Montreal Pierre Elliott Trudeau Intl

10 Jan

YUL2:25 p.m.Montreal Pierre Elliott Trudeau Intl

24h 06m

2 stops

ONT11:31 a.m.Ontario

C$ 975

Find similar

Delta

4 Jan

ONT10:29 p.m.Ontario

17h 08m

2 stops

YUL6:37 p.m.Montreal Pierre Elliott Trudeau Intl

10 Jan

YUL2:25 p.m.Montreal Pierre Elliott Trudeau Intl

24h 06m

2 stops

ONT11:31 a.m.Ontario

C$ 1,027

Find similar

Delta

12 Mar

ONT10:25 p.m.Ontario

10h 12m

1 stop

YUL11:37 a.m.Montreal Pierre Elliott Trudeau Intl

16 Mar

YUL12:50 p.m.Montreal Pierre Elliott Trudeau Intl

14h 00m

2 stops

ONT11:50 p.m.Ontario

C$ 1,028

Find similar

American Airlines flights from Ontario to Montreal

Our best American Airlines deals on Ontario to Montreal flight tickets

American Airlines

2 Feb

ONT4:45 p.m.Ontario

19h 23m

2 stops

YUL3:08 p.m.Montreal Pierre Elliott Trudeau Intl

14 Feb

YUL7:30 a.m.Montreal Pierre Elliott Trudeau Intl

14h 30m

2 stops

ONT7:00 p.m.Ontario

C$ 804

Find similar

American Airlines

8 Feb

ONT4:45 p.m.Ontario

18h 00m

2 stops

YUL1:45 p.m.Montreal Pierre Elliott Trudeau Intl

15 Feb

YUL7:30 a.m.Montreal Pierre Elliott Trudeau Intl

17h 34m

2 stops

ONT10:04 p.m.Ontario

C$ 859

Find similar

American Airlines

8 Feb

ONT4:45 p.m.Ontario

18h 00m

2 stops

YUL1:45 p.m.Montreal Pierre Elliott Trudeau Intl

15 Feb

YUL2:25 p.m.Montreal Pierre Elliott Trudeau Intl

10h 04m

1 stop

ONT9:29 p.m.Ontario

C$ 939

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Thu 8/1

12:41 p.m.-8:44 a.m.

2 stops17h 03m

Montreal Pierre Elliott Trudeau Intl

Wed 14/1

9:34 a.m.-9:05 p.m.

2 stops14h 31m

C$ 674

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Sat 7/2

3:09 p.m.-3:08 p.m.

2 stops20h 59m

Montreal Pierre Elliott Trudeau Intl

Sat 14/2

7:12 a.m.-7:00 p.m.

2 stops14h 48m

C$ 837

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Thu 8/1

10:30 p.m.-1:32 p.m.

1 stop12h 02m

Montreal Pierre Elliott Trudeau Intl

Wed 14/1

9:34 a.m.-9:05 p.m.

2 stops14h 31m

C$ 854

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Sun 8/2

4:45 p.m.-1:45 p.m.

2 stops18h 00m

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

7:30 a.m.-10:04 p.m.

2 stops17h 34m

C$ 859

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Sat 31/1

1:24 p.m.-7:32 a.m.

2 stops15h 08m

Montreal Pierre Elliott Trudeau Intl

Wed 4/2

5:30 p.m.-9:58 p.m.

2 stops31h 28m

C$ 913

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Sat 31/1

1:24 p.m.-7:32 a.m.

2 stops15h 08m

Montreal Pierre Elliott Trudeau Intl

Wed 4/2

8:00 p.m.-9:58 p.m.

2 stops28h 58m

C$ 915

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Fri 6/2

4:45 p.m.-1:45 p.m.

2 stops18h 00m

Montreal Pierre Elliott Trudeau Intl

Fri 13/2

7:12 a.m.-9:29 p.m.

1 stop17h 17m

C$ 939

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Fri 6/2

4:45 p.m.-12:24 p.m.

2 stops16h 39m

Montreal Pierre Elliott Trudeau Intl

Fri 13/2

2:25 p.m.-10:04 p.m.

2 stops10h 39m

C$ 946

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Thu 12/3

11:59 p.m.-9:12 p.m.

2 stops18h 13m

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

10:25 a.m.-10:25 p.m.

2 stops15h 00m

C$ 957

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Mon 9/2

5:05 a.m.-4:58 p.m.

1 stop8h 53m

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

5:50 p.m.-9:58 a.m.

1 stop19h 08m

C$ 969

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 Ontario to Montreal

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?

Our data shows that Tuesday is the least expensive day to fly to Montreal. Tickets to fly out on this day can be as low as C$ 229. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Montreal for around C$ 675.

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

Our data shows that the cheapest Ontario to Montreal flights are usually those with departure times in the evening. Our users have found flights to Montreal in the evening for as low as C$ 388. Flights at noon are often more expensive with an average ticket price of C$ 573.

When to book flights from Ontario to Montreal

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

Estimated round-trip price

Cheap Ontario to Montreal (ONT to YMQ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Montreal

Fastest flight time	7h 26m
Direct flights	None

The fastest flight from Ontario to Montreal takes 7h 26m

There are no direct flights from Ontario to Montreal. There are no popular flight routes from Ontario to Montreal.

Search flight deals

How far is Ontario to Montreal by plane?
The straight-line distance from Ontario to Montreal is 3917.7 km. Typically, this will take 7h 26m by plane in normal conditions.
When did momondo last update prices for flights from Ontario Airport to Montreal?
Prices for flights from Ontario Airport to Montreal refresh daily.
How old do you have to be to fly from Ontario Airport to Montreal?
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.
What documentation or ID do you need to fly to Montreal?
The travel and health documents required for your trip to Montreal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Montreal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

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 Ontario to Montreal for you.

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

Flights from Ontario to Montreal 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 Montreal?

momondo helps you find the best flight between Ontario and Montreal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Montreal from Ontario. 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.