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 49% 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.

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

WestJet is the most popular carrier operating from Montreal to London

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 September 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$ 252 Cheap Flights from Montreal to London, Ontario in 2026

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.

8:00 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

9h 20m1 stop Calgary

6:10 a.m. - 4:30 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

10h 20m1 stop Calgary

C$ 466WestJet

Sat, 10 Oct - Mon, 19 Oct

8:00 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

9h 20m1 stop Calgary

6:10 a.m. - 4:30 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

10h 20m1 stop Calgary

C$ 504WestJet

Sat, 10 Oct - Sun, 18 Oct

8:00 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

9h 20m1 stop Calgary

6:10 a.m. - 4:30 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

10h 20m1 stop Calgary

C$ 507WestJet

Sat, 10 Oct - Mon, 19 Oct

8:00 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

9h 20m1 stop Calgary

6:10 a.m. - 6:20 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

12h 10m2 stops Calgary Toronto Pearson Intl

C$ 521WestJet

Sat, 10 Oct - Mon, 19 Oct

8:00 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

9h 20m1 stop Calgary

5:55 p.m. - 11:45 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

29h 50m1 stop Calgary

C$ 540WestJet

Thu, 1 Oct - Mon, 5 Oct

8:00 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

9h 20m1 stop Calgary

6:10 a.m. - 6:20 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

12h 10m2 stops Calgary Toronto Pearson Intl

C$ 550WestJet

Sat, 10 Oct - Sun, 18 Oct

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

11h 50m1 stop Calgary

6:10 a.m. - 11:45 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

17h 35m1 stop Calgary

C$ 554WestJet

Tue, 6 Oct - Sat, 17 Oct

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

11h 50m1 stop Calgary

6:10 a.m. - 6:20 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

12h 10m2 stops Calgary Toronto Pearson Intl

C$ 563WestJet

Tue, 6 Oct - Sat, 17 Oct

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

5h 20m2 stops Ottawa Toronto Pearson Intl

3:30 p.m. - 7:21 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

3h 51m1 stop Toronto Pearson Intl

C$ 832Air Canada

Wed, 7 Oct - Thu, 15 Oct

2:00 p.m. - 7:40 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

5h 40m1 stop Toronto Pearson Intl

3:30 p.m. - 7:51 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

4h 21m1 stop Toronto Pearson Intl

C$ 832Air Canada

Wed, 7 Oct - Thu, 15 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

8:30 a.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

20h 50m2 stops Vancouver Intl Calgary

6:10 a.m. - 7:05 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

24h 55m1 stop Calgary

C$ 1,142Multiple Airlines

Mon, 14 Sep - Fri, 18 Sep

8:00 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

9h 20m1 stop Calgary

6:10 a.m. - 7:05 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

24h 55m1 stop Calgary

C$ 1,146WestJet

Mon, 14 Sep - Fri, 18 Sep

8:30 a.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

20h 50m2 stops Vancouver Intl Calgary

6:10 a.m. - 12:25 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

18h 15m3 stops Calgary Winnipeg Toronto Pearson Intl

C$ 1,244Multiple Airlines

Mon, 14 Sep - Fri, 18 Sep

8:30 a.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

20h 50m2 stops Vancouver Intl Calgary

6:10 a.m. - 12:37 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

18h 27m2 stops Calgary Toronto Pearson Intl

C$ 1,247Multiple Airlines

Mon, 14 Sep - Fri, 18 Sep

2:55 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

14h 25m2 stops Toronto Pearson Intl Calgary

6:10 a.m. - 7:05 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

24h 55m1 stop Calgary

C$ 1,468Multiple Airlines

Fri, 11 Sep - Sun, 13 Sep

8:00 p.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

9h 20m1 stop Calgary

6:10 a.m. - 1:57 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

31h 47m1 stop Calgary

C$ 1,533Multiple Airlines

Fri, 11 Sep - Sun, 13 Sep

8:30 a.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

20h 50m2 stops Vancouver Intl Calgary

6:10 a.m. - 7:15 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

25h 05m2 stops Calgary Vancouver Intl

C$ 1,554Multiple Airlines

Fri, 11 Sep - Sun, 13 Sep

8:30 a.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

20h 50m2 stops Vancouver Intl Calgary

6:10 a.m. - 7:15 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

25h 05m3 stops Calgary Kelowna Vancouver Intl

C$ 1,596Multiple Airlines

Fri, 11 Sep - Sun, 13 Sep

8:30 a.m. - 5:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

20h 50m3 stops Vancouver Intl Victoria Intl Calgary

6:10 a.m. - 7:15 a.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

25h 05m3 stops Calgary Kelowna Vancouver Intl

C$ 1,654Multiple Airlines

Fri, 11 Sep - Sun, 13 Sep

11:10 a.m. - 2:50 p.m.YUL Montreal Pierre Elliott Trudeau Intl-YXU London

3h 40m1 stop Toronto Pearson Intl

6:20 p.m. - 11:21 p.m.YXU London-YUL Montreal Pierre Elliott Trudeau Intl

5h 01m1 stop Toronto Pearson Intl

C$ 1,856Air Canada

Thu, 10 Sep - Thu, 10 Sep

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Air Canada flights from Montreal to London, Ontario

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

Air Canada

7 Oct

YUL9:30 a.m.Montreal Pierre Elliott Trudeau Intl

5h 20m

2 stops

YXU2:50 p.m.London

15 Oct

YXU3:30 p.m.London

3h 51m

1 stop

YUL7:21 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 832

Air Canada

24 Sep

YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl

3h 20m

1 stop

YXU9:20 a.m.London

28 Sep

YXU10:05 a.m.London

5h 33m

2 stops

YUL3:38 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 908

Air Canada

14 Oct

YUL9:10 a.m.Montreal Pierre Elliott Trudeau Intl

5h 40m

1 stop

YXU2:50 p.m.London

18 Oct

YXU3:30 p.m.London

3h 01m

1 stop

YUL6:31 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 951

WestJet flights from Montreal to London, Ontario

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

WestJet

10 Oct

YUL8:00 p.m.Montreal Pierre Elliott Trudeau Intl

9h 20m

1 stop

YXU5:20 a.m.London

19 Oct

YXU6:10 a.m.London

10h 20m

1 stop

YUL4:30 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 466

WestJet

10 Oct

YUL8:00 p.m.Montreal Pierre Elliott Trudeau Intl

9h 20m

1 stop

YXU5:20 a.m.London

18 Oct

YXU6:10 a.m.London

10h 20m

1 stop

YUL4:30 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 504

WestJet

10 Oct

YUL8:00 p.m.Montreal Pierre Elliott Trudeau Intl

9h 20m

1 stop

YXU5:20 a.m.London

19 Oct

YXU6:10 a.m.London

10h 20m

1 stop

YUL4:30 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 507

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

Sat 10/10

8:00 p.m.-5:20 a.m.

1 stop9h 20m

London

Mon 19/10

6:10 a.m.-4:30 p.m.

1 stop10h 20m

C$ 466

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Sat 10/10

8:00 p.m.-5:20 a.m.

1 stop9h 20m

London

Sun 18/10

6:10 a.m.-4:30 p.m.

1 stop10h 20m

C$ 504

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Sat 10/10

8:00 p.m.-5:20 a.m.

1 stop9h 20m

London

Mon 19/10

6:10 a.m.-4:30 p.m.

1 stop10h 20m

C$ 507

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Sat 10/10

8:00 p.m.-5:20 a.m.

1 stop9h 20m

London

Mon 19/10

6:10 a.m.-6:20 p.m.

2 stops12h 10m

C$ 521

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

8:00 p.m.-5:20 a.m.

1 stop9h 20m

London

Mon 5/10

5:55 p.m.-11:45 p.m.

1 stop29h 50m

C$ 540

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Sat 10/10

8:00 p.m.-5:20 a.m.

1 stop9h 20m

London

Sun 18/10

6:10 a.m.-6:20 p.m.

2 stops12h 10m

C$ 550

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Tue 6/10

5:30 p.m.-5:20 a.m.

1 stop11h 50m

London

Sat 17/10

6:10 a.m.-11:45 p.m.

1 stop17h 35m

C$ 554

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Tue 6/10

5:30 p.m.-5:20 a.m.

1 stop11h 50m

London

Sat 17/10

6:10 a.m.-6:20 p.m.

2 stops12h 10m

C$ 563

Quickest round-trip

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

9:30 a.m.-2:50 p.m.

2 stops5h 20m

London

Thu 15/10

3:30 p.m.-7:21 p.m.

1 stop3h 51m

C$ 832

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - YXU London

YULYXU

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

2:00 p.m.-7:40 p.m.

1 stop5h 40m

London

Thu 15/10

3:30 p.m.-7:51 p.m.

1 stop4h 21m

C$ 832

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.

Can stopping save me money on Montreal to London, Ontario flights?

You could potentially save up to 47% on your flight if you consider stops on a Montreal to London, Ontario flight.

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$ 252
Fastest flight time	3h 37m
Direct flights	None

The best one-way flight to London, Ontario from Montreal in the past 72 hours is C$ 252. The best round-trip flight deal from Montreal to London, Ontario found on momondo in the last 72 hours is C$ 466.

The fastest flight from Montreal to London, Ontario takes 3h 37m

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 3h 37m 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 September 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$ 629	Free Cancellation	Rating 7.1 11,600 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.