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

Porter Airlines is the most popular carrier operating from Montreal to London

Which airlines fly to London, Ontario?

WestJet, Porter Airlines and Air Canada are the top three most popular airlines that fly to London, Ontario from Montreal according to our data. WestJet is the first choice among our users, with 48% of people opting to fly with this airline when travelling to London, Ontario. Keep in mind that there are 4 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Montreal to London Airport are updated daily.

How many operators does momondo search for flights from Montreal to London Airport?

The number of operators available for flights from Montreal to London Airport is 1 as of October 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to London Airport.

What documentation or ID do you need to fly to London Airport?

The travel and health documents required for your trip to London Airport 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 London Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 429 Cheap Flights from Montreal to London, Ontario in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montreal to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:15 p.m. - 5:35 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

13h 20m1 stop Calgary

6:40 a.m. - 5:35 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

10h 55m1 stop Calgary

C$ 796WestJet

Thu, 3 Dec - Mon, 7 Dec

6:45 a.m. - 5:35 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

22h 50m2 stops Toronto Pearson Intl Calgary

6:40 a.m. - 5:35 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

10h 55m1 stop Calgary

C$ 866WestJet

Thu, 3 Dec - Mon, 7 Dec

11:10 a.m. - 2:42 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

3h 32m1 stop Toronto Pearson Intl

3:25 p.m. - 8:25 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

5h 00m1 stop Toronto Pearson Intl

C$ 921Air Canada

Sat, 21 Nov - Sat, 28 Nov

4:10 p.m. - 9:52 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

5h 42m1 stop Toronto Pearson Intl

3:20 p.m. - 8:53 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

5h 33m2 stops Toronto Pearson Intl Ottawa

C$ 921Air Canada

Sat, 5 Dec - Sat, 12 Dec

4:10 p.m. - 8:27 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

4h 17m1 stop Toronto Pearson Intl

3:25 p.m. - 8:53 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

5h 28m2 stops Toronto Pearson Intl Ottawa

C$ 921Air Canada

Sat, 21 Nov - Sat, 28 Nov

10:10 a.m. - 2:42 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

4h 32m1 stop Toronto Pearson Intl

9:15 a.m. - 3:25 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

6h 10m1 stop Toronto Pearson Intl

C$ 921Air Canada

Sat, 5 Dec - Sat, 12 Dec

3:10 p.m. - 8:27 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

5h 17m1 stop Toronto Pearson Intl

5:30 a.m. - 10:25 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

4h 55m1 stop Toronto Pearson Intl

C$ 939Air Canada

Thu, 3 Dec - Mon, 7 Dec

9:10 a.m. - 2:42 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

5h 32m1 stop Toronto Pearson Intl

5:30 a.m. - 9:21 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

3h 51m1 stop Toronto Pearson Intl

C$ 939Air Canada

Sun, 21 Feb - Tue, 2 Mar

4:10 p.m. - 8:27 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

4h 17m1 stop Toronto Pearson Intl

3:20 p.m. - 8:53 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

5h 33m2 stops Toronto Pearson Intl Ottawa

C$ 939Air Canada

Thu, 3 Dec - Mon, 7 Dec

5:20 p.m. - 9:52 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

4h 32m1 stop Toronto Pearson Intl

5:30 a.m. - 10:03 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

4h 33m2 stops Toronto Pearson Intl Ottawa

C$ 939Air Canada

Sun, 21 Feb - Tue, 2 Mar

Cheap last-minute flights

Enter your travel dates to find the best prices.

11:10 a.m. - 2:47 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

3h 37m1 stop Toronto Pearson Intl

3:25 p.m. - 9:35 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

6h 10m1 stop Toronto Pearson Intl

C$ 1,465Air Canada

Tue, 27 Oct - Tue, 3 Nov

3:10 p.m. - 7:52 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

4h 42m1 stop Toronto Pearson Intl

3:25 p.m. - 8:53 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

5h 28m2 stops Toronto Pearson Intl Ottawa

C$ 1,484Air Canada

Tue, 27 Oct - Tue, 3 Nov

5:30 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

11h 50m1 stop Calgary

7:40 a.m. - 2:20 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

30h 40m1 stop Calgary

C$ 1,588Multiple Airlines

Sat, 24 Oct - Sat, 31 Oct

5:30 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

11h 50m1 stop Calgary

7:40 a.m. - 12:30 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

16h 50m2 stops Calgary Toronto Pearson Intl

C$ 1,656WestJet

Sat, 24 Oct - Sat, 31 Oct

10:10 a.m. - 2:47 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

4h 37m1 stop Toronto Pearson Intl

8:30 p.m. - 12:25 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

3h 55m1 stop Toronto Pearson Intl

C$ 1,673Air Canada

Sun, 25 Oct - Sun, 1 Nov

9:30 a.m. - 2:50 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

5h 20m2 stops Ottawa Toronto Pearson Intl

9:15 a.m. - 3:52 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

6h 37m2 stops Toronto Pearson Intl Ottawa

C$ 1,678Air Canada

Sat, 24 Oct - Sat, 31 Oct

5:30 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

11h 50m1 stop Calgary

5:40 p.m. - 5:20 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

23h 40m1 stop Punta Cana

C$ 1,740Multiple Airlines

Sat, 24 Oct - Sun, 25 Oct

5:30 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

11h 50m1 stop Calgary

5:40 p.m. - 12:30 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

30h 50m2 stops Punta Cana Toronto Pearson Intl

C$ 1,761Multiple Airlines

Sat, 24 Oct - Sun, 25 Oct

9:30 a.m. - 2:50 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

5h 20m2 stops Ottawa Toronto Pearson Intl

3:25 p.m. - 8:53 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

5h 28m2 stops Toronto Pearson Intl Ottawa

C$ 1,796Air Canada

Sat, 24 Oct - Mon, 26 Oct

3:30 p.m. - 7:40 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

4h 10m1 stop Toronto Pearson Intl

3:25 p.m. - 7:00 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

3h 35m1 stop Toronto Pearson Intl

C$ 1,796Air Canada

Sat, 24 Oct - Mon, 26 Oct

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WestJet flights from Montreal to London, Ontario

Our best WestJet deals on Montreal to London, Ontario flight tickets

WestJet

3 Dec

YUL4:15 p.m.Montreal Pierre Elliott Trudeau Intl

13h 20m

1 stop

YXU5:35 a.m.London

7 Dec

YXU6:40 a.m.London

10h 55m

1 stop

YUL5:35 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 796

WestJet

3 Dec

YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl

22h 50m

2 stops

YXU5:35 a.m.London

7 Dec

YXU6:40 a.m.London

10h 55m

1 stop

YUL5:35 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 866

WestJet

11 Jan

YUL4:15 p.m.Montreal Pierre Elliott Trudeau Intl

13h 20m

1 stop

YXU5:35 a.m.London

14 Jan

YXU6:40 a.m.London

32h 10m

1 stop

YUL2:50 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,167

Air Canada flights from Montreal to London, Ontario

Our best Air Canada deals on Montreal to London, Ontario flight tickets

Air Canada

21 Nov

YUL4:10 p.m.Montreal Pierre Elliott Trudeau Intl

4h 17m

1 stop

YXU8:27 p.m.London

28 Nov

YXU3:25 p.m.London

5h 28m

2 stops

YUL8:53 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 921

Air Canada

3 Dec

YUL3:10 p.m.Montreal Pierre Elliott Trudeau Intl

5h 17m

1 stop

YXU8:27 p.m.London

7 Dec

YXU5:30 a.m.London

4h 55m

1 stop

YUL10:25 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 939

Air Canada

18 Nov

YUL10:10 a.m.Montreal Pierre Elliott Trudeau Intl

4h 32m

1 stop

YXU2:42 p.m.London

25 Nov

YXU9:05 p.m.London

3h 20m

1 stop

YUL12:25 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 975

momondo Fare Finder

Use the filters below to find and compare flights from Montreal to London, Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Thu 3/12

4:15 p.m.-5:35 a.m.

1 stop13h 20m

London

Mon 7/12

6:40 a.m.-5:35 p.m.

1 stop10h 55m

C$ 796

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Thu 3/12

6:45 a.m.-5:35 a.m.

2 stops22h 50m

London

Mon 7/12

6:40 a.m.-5:35 p.m.

1 stop10h 55m

C$ 866

Quickest round-trip

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Sat 21/11

11:10 a.m.-2:42 p.m.

1 stop3h 32m

London

Sat 28/11

3:25 p.m.-8:25 p.m.

1 stop5h 00m

C$ 921

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Sat 5/12

4:10 p.m.-9:52 p.m.

1 stop5h 42m

London

Sat 12/12

3:20 p.m.-8:53 p.m.

2 stops5h 33m

C$ 921

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Sat 21/11

4:10 p.m.-8:27 p.m.

1 stop4h 17m

London

Sat 28/11

3:25 p.m.-8:53 p.m.

2 stops5h 28m

C$ 921

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Sat 5/12

10:10 a.m.-2:42 p.m.

1 stop4h 32m

London

Sat 12/12

9:15 a.m.-3:25 p.m.

1 stop6h 10m

C$ 921

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Thu 3/12

3:10 p.m.-8:27 p.m.

1 stop5h 17m

London

Mon 7/12

5:30 a.m.-10:25 a.m.

1 stop4h 55m

C$ 939

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Sun 21/2

9:10 a.m.-2:42 p.m.

1 stop5h 32m

London

Tue 2/3

5:30 a.m.-9:21 a.m.

1 stop3h 51m

C$ 939

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Thu 3/12

4:10 p.m.-8:27 p.m.

1 stop4h 17m

London

Mon 7/12

3:20 p.m.-8:53 p.m.

2 stops5h 33m

C$ 939

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Sun 21/2

5:20 p.m.-9:52 p.m.

1 stop4h 32m

London

Tue 2/3

5:30 a.m.-10:03 a.m.

2 stops4h 33m

C$ 939

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 Montreal to London, 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

Prices

Airlines

What is the cheapest month to fly to London, Ontario?

The month of July is another great option to travel to London, Ontario, with average flight prices from Montreal averaging around C$ 0.

When to book flights from Montreal to London, Ontario

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

Estimated round-trip price

Cheap Montreal to London, Ontario (YMQ to YXU) flight deals and tips

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

Best price found	C$ 429
Fastest flight time	4h 32m
Direct flights	None

The best one-way flight to London, Ontario from Montreal in the past 72 hours is C$ 429. The best round-trip flight deal from Montreal to London, Ontario found on momondo in the last 72 hours is C$ 796.

The fastest flight from Montreal to London, Ontario takes 4h 32m

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

Search flight deals

Frequently asked questions about flying from Montreal to London, Ontario

How far is Montreal to London by plane?
Montreal and London are 671.1 km apart from one another. Typically, this will take 4h 32m by plane in normal conditions.
When did momondo last update prices for flights from Montreal to London Airport?
Prices for flights from Montreal to London Airport are updated daily.
How many operators does momondo search for flights from Montreal to London Airport?
The number of operators available for flights from Montreal to London Airport is 1 as of October 2026.
How old do you have to be to fly from Montreal to London Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to London Airport.
What documentation or ID do you need to fly to London Airport?
The travel and health documents required for your trip to London Airport 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 London Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Montreal to London, Ontario?
Based on momondo bookings for flights between Montreal and London, Ontario, the leading airline is Air Canada, making up 100% of the total bookings.

Best airlines flying from Montreal to London, Ontario

Compare and see reviews for airlines that fly from Montreal to London, Ontario with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 640	Free Cancellation	Rating 7.1 11,793 reviews		Search Air Canada flights

Grand Bend

Port Stanley

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montreal to London . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to London from Montreal with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Montreal to London.

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

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