What is the cheapest airline that flies from London Heathrow to Ontario?

Icelandair, SWISS, and Air Canada are the most popular carriers operating from London Heathrow to Ontario

Which airlines fly to Region of Ontario?

Air Canada, Lufthansa and British Airways are the top three most popular airlines that fly to Region of Ontario from London Heathrow Airport according to our data. Air Canada is the first choice among our users, with 62% of people opting to fly with this airline when travelling to Region of Ontario. Keep in mind that there are 7 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from London Heathrow Airport to Ontario are updated daily.

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

As of September 2026, there are 7 operators available to choose from for flights from London Heathrow Airport to Ontario.

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

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 London Heathrow Airport to Ontario.

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

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

C$ 437 Cheap Flights from London Heathrow Airport to Region of Ontario in 2026

Q: How many flights depart from London Heathrow Airport to Region of Ontario on average per week?

354 flights are operational weekly from London Heathrow Airport to Region of Ontario as of September 2026. The most popular departure day for this route is Wed, with 17% of flights per week taking off on this day.

Q: How many flights depart from London Heathrow Airport to Region of Ontario on average per day?

50 flights are operational daily from London Heathrow Airport to Region of Ontario as of September 2026. The most popular departure time for this route is 5:00p.m., with 80% of flights per day taking off in the afternoon.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London Heathrow Airport to Ontario

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:40 p.m. - 8:40 p.m.LHR London Heathrow-YUL Montreal Pierre Elliott Trudeau Intl

13h 00m1 stop Halifax Intl

9:35 p.m. - 9:00 p.m.YUL Montreal Pierre Elliott Trudeau Intl-LHR London Heathrow

18h 25m1 stop Halifax Intl

C$ 688Air Canada

Fri, 16 Oct - Sun, 1 Nov

9:00 a.m. - 3:04 p.m.LHR London Heathrow-YTZ Toronto Island

11h 04m1 stop Ottawa

10:45 a.m. - 7:10 a.m.YTZ Toronto Island-LHR London Heathrow

15h 25m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 689Air Canada

Sat, 16 Jan - Wed, 3 Mar

12:50 p.m. - 3:55 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

8h 05mdirect

10:20 p.m. - 10:25 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 05mdirect

C$ 689British Airways

Sat, 26 Dec - Sun, 10 Jan

5:50 p.m. - 8:40 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

7h 50mdirect

10:55 p.m. - 11:10 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 15mdirect

C$ 689KLM

Wed, 23 Sep - Sun, 27 Sep

9:30 a.m. - 4:00 p.m.LHR London Heathrow-YUL Montreal Pierre Elliott Trudeau Intl

11h 30m1 stop Frankfurt am Main

2:30 p.m. - 12:20 p.m.YUL Montreal Pierre Elliott Trudeau Intl-LHR London Heathrow

16h 50m1 stop Toronto Pearson Intl

C$ 689Multiple Airlines

Tue, 13 Oct - Sat, 24 Oct

2:05 p.m. - 6:12 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

33h 07m1 stop Montreal Pierre Elliott Trudeau Intl

2:05 p.m. - 8:35 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

13h 30m1 stop Ottawa

C$ 689Multiple Airlines

Fri, 2 Oct - Wed, 7 Oct

5:15 p.m. - 8:15 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

8h 00mdirect

10:20 p.m. - 10:25 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 05mdirect

C$ 691British Airways

Wed, 11 Nov - Sun, 22 Nov

10:00 a.m. - 3:40 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

10h 40m1 stop Amsterdam Schiphol

8:30 p.m. - 8:35 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 05mdirect

C$ 698KLM

Fri, 15 Jan - Thu, 4 Mar

1:30 p.m. - 8:45 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

11h 15m1 stop Frankfurt am Main

8:10 p.m. - 8:30 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 20mdirect

C$ 699Lufthansa

Thu, 29 Oct - Wed, 4 Nov

9:30 a.m. - 4:20 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

11h 50m1 stop Frankfurt am Main

8:10 p.m. - 8:30 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 20mdirect

C$ 699Lufthansa

Fri, 23 Oct - Fri, 6 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

12:40 p.m. - 6:27 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

10h 47m1 stop Halifax Intl

6:00 p.m. - 10:00 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

11h 00m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 695Lufthansa

Wed, 16 Sep - Tue, 6 Oct

2:10 p.m. - 9:30 p.m.LHR London Heathrow-YTZ Toronto Island

12h 20m1 stop Ottawa

3:35 p.m. - 8:35 a.m.YTZ Toronto Island-LHR London Heathrow

12h 00m1 stop Ottawa

C$ 696Air Canada

Wed, 16 Sep - Wed, 7 Oct

2:10 p.m. - 9:30 p.m.LHR London Heathrow-YTZ Toronto Island

12h 20m1 stop Ottawa

3:35 p.m. - 6:30 a.m.YTZ Toronto Island-LHR London Heathrow

9h 55m1 stop Ottawa

C$ 696Air Canada

Wed, 16 Sep - Mon, 5 Oct

9:30 a.m. - 4:00 p.m.LHR London Heathrow-YUL Montreal Pierre Elliott Trudeau Intl

11h 30m1 stop Frankfurt am Main

6:40 p.m. - 6:30 a.m.YUL Montreal Pierre Elliott Trudeau Intl-LHR London Heathrow

6h 50mdirect

C$ 698Lufthansa

Wed, 16 Sep - Wed, 30 Sep

8:40 a.m. - 6:12 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

14h 32m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

12:05 p.m. - 6:30 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

13h 25m2 stops Ottawa Montreal Pierre Elliott Trudeau Intl

C$ 698Multiple Airlines

Wed, 16 Sep - Wed, 23 Sep

8:40 a.m. - 6:12 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

14h 32m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

1:55 p.m. - 6:45 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

11h 50m1 stop Chicago O'Hare Intl

C$ 701Multiple Airlines

Wed, 16 Sep - Wed, 23 Sep

5:50 p.m. - 8:40 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

7h 50mdirect

10:55 p.m. - 11:10 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 15mdirect

C$ 702KLM

Wed, 16 Sep - Fri, 9 Oct

5:50 p.m. - 8:40 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

7h 50mdirect

10:55 p.m. - 11:10 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 15mdirect

C$ 702KLM

Wed, 16 Sep - Wed, 23 Sep

5:50 p.m. - 8:40 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

7h 50mdirect

6:10 a.m. - 6:20 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

19h 10m1 stop New York John F Kennedy Intl

C$ 721Virgin Atlantic

Mon, 14 Sep - Sun, 20 Sep

3:25 p.m. - 9:00 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

10h 35m1 stop Paris Charles de Gaulle

10:55 p.m. - 11:10 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 15mdirect

C$ 723Virgin Atlantic

Tue, 15 Sep - Sat, 10 Oct

Cheap direct flights

Enter your travel dates to find the best prices.

5:50 p.m. - 8:40 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

7h 50mdirect

10:55 p.m. - 11:10 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 15mdirect

C$ 689KLM

Wed, 23 Sep - Sun, 27 Sep

12:50 p.m. - 3:55 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

8h 05mdirect

10:20 p.m. - 10:25 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 05mdirect

C$ 689British Airways

Sat, 26 Dec - Sun, 10 Jan

9:30 a.m. - 12:00 p.m.LHR London Heathrow-YUL Montreal Pierre Elliott Trudeau Intl

7h 30mdirect

8:10 p.m. - 7:10 a.m.YUL Montreal Pierre Elliott Trudeau Intl-LHR London Heathrow

7h 00mdirect

C$ 691Air Canada

Fri, 16 Oct - Sun, 25 Oct

6:00 p.m. - 10:05 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

8h 05mdirect

8:10 p.m. - 8:30 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 20mdirect

C$ 691Air Canada

Thu, 29 Oct - Sat, 7 Nov

5:15 p.m. - 8:15 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

8h 00mdirect

10:20 p.m. - 10:25 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 05mdirect

C$ 691British Airways

Wed, 11 Nov - Sun, 22 Nov

1:05 p.m. - 4:00 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

7h 55mdirect

9:00 p.m. - 9:05 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 05mdirect

C$ 699KLM

Sat, 16 Jan - Sat, 23 Jan

9:30 a.m. - 12:00 p.m.LHR London Heathrow-YUL Montreal Pierre Elliott Trudeau Intl

7h 30mdirect

8:10 p.m. - 7:10 a.m.YUL Montreal Pierre Elliott Trudeau Intl-LHR London Heathrow

7h 00mdirect

C$ 702Lufthansa

Fri, 16 Oct - Sun, 25 Oct

5:50 p.m. - 8:40 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

7h 50mdirect

9:30 p.m. - 8:35 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 05mdirect

C$ 703Virgin Atlantic

Fri, 23 Oct - Mon, 26 Oct

2:05 p.m. - 4:40 p.m.LHR London Heathrow-YUL Montreal Pierre Elliott Trudeau Intl

7h 35mdirect

8:10 p.m. - 7:10 a.m.YUL Montreal Pierre Elliott Trudeau Intl-LHR London Heathrow

7h 00mdirect

C$ 705Lufthansa

Wed, 21 Oct - Tue, 27 Oct

5:50 p.m. - 8:40 p.m.LHR London Heathrow-YYZ Toronto Pearson Intl

7h 50mdirect

10:55 p.m. - 11:10 a.m.YYZ Toronto Pearson Intl-LHR London Heathrow

7h 15mdirect

C$ 705Virgin Atlantic

Fri, 2 Oct - Fri, 9 Oct

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Delta flights from London Heathrow Airport to Region of Ontario

Our best Delta deals on London Heathrow Airport to Region of Ontario flight tickets

Delta

16 Sep

LHR5:50 p.m.London Heathrow

7h 50m

YYZ8:40 p.m.Toronto Pearson Intl

21 Sep

YYZ10:55 p.m.Toronto Pearson Intl

7h 15m

LHR11:10 a.m.London Heathrow

C$ 709

Delta

17 Sep

LHR8:40 a.m.London Heathrow

16h 15m

1 stop

YYZ7:55 p.m.Toronto Pearson Intl

3 Oct

YYZ10:55 p.m.Toronto Pearson Intl

7h 15m

LHR11:10 a.m.London Heathrow

C$ 716

Delta

16 Sep

LHR5:50 p.m.London Heathrow

7h 50m

YYZ8:40 p.m.Toronto Pearson Intl

3 Oct

YYZ10:55 p.m.Toronto Pearson Intl

7h 15m

LHR11:10 a.m.London Heathrow

C$ 741

KLM flights from London Heathrow Airport to Region of Ontario

Our best KLM deals on London Heathrow Airport to Region of Ontario flight tickets

KLM

15 Sep

LHR5:50 p.m.London Heathrow

7h 50m

YYZ8:40 p.m.Toronto Pearson Intl

8 Oct

YYZ10:55 p.m.Toronto Pearson Intl

7h 15m

LHR11:10 a.m.London Heathrow

C$ 703

KLM

16 Sep

LHR5:50 p.m.London Heathrow

7h 50m

YYZ8:40 p.m.Toronto Pearson Intl

23 Sep

YYZ10:55 p.m.Toronto Pearson Intl

7h 15m

LHR11:10 a.m.London Heathrow

C$ 707

KLM

22 Sep

LHR6:30 a.m.London Heathrow

11h 50m

1 stop

YYZ1:20 p.m.Toronto Pearson Intl

29 Sep

YYZ3:20 p.m.Toronto Pearson Intl

14h 25m

2 stops

LHR10:45 a.m.London Heathrow

C$ 712

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonMontreal

LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl

LHRYUL

London Heathrow

Fri 16/10

12:40 p.m.-8:40 p.m.

1 stop13h 00m

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

9:35 p.m.-9:00 p.m.

1 stop18h 25m

C$ 688

LondonToronto

LHR London Heathrow - YTZ Toronto Island

LHRYTZ

London Heathrow

Sat 16/1

9:00 a.m.-3:04 p.m.

1 stop11h 04m

Toronto Island

Wed 3/3

10:45 a.m.-7:10 a.m.

1 stop15h 25m

C$ 689

LondonToronto

LHR London Heathrow - YYZ Toronto Pearson Intl

LHRYYZ

London Heathrow

Sat 26/12

12:50 p.m.-3:55 p.m.

Nonstop8h 05m

Toronto Pearson Intl

Sun 10/1

10:20 p.m.-10:25 a.m.

Nonstop7h 05m

C$ 689

Quickest round-trip

LondonToronto

LHR London Heathrow - YYZ Toronto Pearson Intl

LHRYYZ

London Heathrow

Wed 23/9

5:50 p.m.-8:40 p.m.

Nonstop7h 50m

Toronto Pearson Intl

Sun 27/9

10:55 p.m.-11:10 a.m.

Nonstop7h 15m

C$ 689

LondonMontreal

LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl

LHRYUL

London Heathrow

Tue 13/10

9:30 a.m.-4:00 p.m.

1 stop11h 30m

Montreal Pierre Elliott Trudeau Intl

Sat 24/10

2:30 p.m.-12:20 p.m.

1 stop16h 50m

C$ 689

LondonToronto

LHR London Heathrow - YYZ Toronto Pearson Intl

LHRYYZ

London Heathrow

Fri 2/10

2:05 p.m.-6:12 p.m.

1 stop33h 07m

Toronto Pearson Intl

Wed 7/10

2:05 p.m.-8:35 a.m.

1 stop13h 30m

C$ 689

LondonToronto

LHR London Heathrow - YYZ Toronto Pearson Intl

LHRYYZ

London Heathrow

Wed 11/11

5:15 p.m.-8:15 p.m.

Nonstop8h 00m

Toronto Pearson Intl

Sun 22/11

10:20 p.m.-10:25 a.m.

Nonstop7h 05m

C$ 691

LondonToronto

LHR London Heathrow - YYZ Toronto Pearson Intl

LHRYYZ

London Heathrow

Fri 15/1

10:00 a.m.-3:40 p.m.

1 stop10h 40m

Toronto Pearson Intl

Thu 4/3

8:30 p.m.-8:35 a.m.

Nonstop7h 05m

C$ 698

LondonToronto

LHR London Heathrow - YYZ Toronto Pearson Intl

LHRYYZ

London Heathrow

Thu 29/10

1:30 p.m.-8:45 p.m.

1 stop11h 15m

Toronto Pearson Intl

Wed 4/11

8:10 p.m.-8:30 a.m.

Nonstop7h 20m

C$ 699

LondonToronto

LHR London Heathrow - YYZ Toronto Pearson Intl

LHRYYZ

London Heathrow

Fri 23/10

9:30 a.m.-4:20 p.m.

1 stop11h 50m

Toronto Pearson Intl

Fri 6/11

8:10 p.m.-8:30 a.m.

Nonstop7h 20m

C$ 699

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 London Heathrow Airport to Region of 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

Other information

What is the cheapest month to fly to Region of Ontario?

In general, February is the cheapest month to fly from London Heathrow Airport to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 774. If you are unable to visit Region of Ontario during the month of February, then departing from London Heathrow Airport during the month January is also very affordable. Most momondo users find prices during this month for around C$ 790.

What is the cheapest day to depart on your flight to Region of Ontario?

The cheapest day to depart from London Heathrow Airport to Region of Ontario is on a Monday. Travellers who choose to depart for Region of Ontario on a Monday will often find tickets for as low as C$ 996. The most expensive day to fly to Region of Ontario is Thursday, with ticket prices averaging around C$ 1,093.

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

Our most recent data shows that the best time of day to fly to Region of Ontario is at noon. Flights from London Heathrow Airport to Region of Ontario during this time can be as low as C$ 963. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are C$ 1,037 on average. Flights to Region of Ontario from London Heathrow Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London Heathrow to Ontario flight route?

Fly from London Heathrow to Toronto Pearson Intl for the best London Heathrow - Ontario flight prices

How far in advance should I book a flight from London Heathrow Airport to Ontario?

You are more likely to see cheaper flights to Region of Ontario from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 949 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from London Heathrow Airport for as low as C$ 923 on momondo.

What cabin class options are available on London Heathrow Airport to Region of Ontario flights?

There are 3 cabin classes available to choose from on London Heathrow Airport to Region of Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Region of Ontario flights?

You could potentially save up to 19% on your flight if you consider stops on a London Heathrow Airport to Region of Ontario flight.

Cheap London Heathrow Airport to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Region of Ontario

Best price found	C$ 437
Fastest flight time	7h 10m
Direct flights	Every day
Airports in Region of Ontario	125 airports

The best one-way flight to Region of Ontario from London Heathrow Airport in the past 72 hours is C$ 437. The best round-trip flight deal from London Heathrow Airport to Region of Ontario found on momondo in the last 72 hours is C$ 688.

The fastest flight from London Heathrow Airport to Region of Ontario takes 7h 10m

Direct flights go from London Heathrow Airport to Region of Ontario every day.

There are 125 airports in Region of Ontario. From London Heathrow Airport there are direct flights to Montreal Pierre Elliott Trudeau Intl (YUL).

Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Ontario

When did momondo last update prices for flights from London Heathrow Airport to Ontario?
Prices for flights from London Heathrow Airport to Ontario are updated daily.
How many operators does momondo search for flights from London Heathrow Airport to Ontario?
As of September 2026, there are 7 operators available to choose from for flights from London Heathrow Airport to Ontario.
How old do you have to be to fly from London Heathrow Airport to Ontario?
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 London Heathrow Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents required for your trip to Ontario 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 Ontario. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London Heathrow Airport to Region of Ontario?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to Region of Ontario is Airbus A350-1000, representing 27.70% of all bookings. The subsequent popular models are Airbus A330-200 at 16.62%, Airbus A321neo at 14.82%, and Boeing 787-9 Dreamliner at 9.28%.

Best airlines flying from London Heathrow Airport to Region of Ontario

Compare and see reviews for airlines that fly from London Heathrow Airport to Region of Ontario with momondo

Airline	Rating	Free Cancellation	Price
Aer Lingus	PriceFrom C$ 440	Free Cancellation	Rating 7.3 1,755 reviews	Search Aer Lingus flights
Icelandair	PriceFrom C$ 648	Free Cancellation	Rating 6.9 741 reviews	Search Icelandair flights
Air Canada	PriceFrom C$ 661	Free Cancellation	Rating 7.1 11,612 reviews	Search Air Canada flights
KLM	PriceFrom C$ 673	Free Cancellation	Rating 7.8 1,576 reviews	Search KLM flights
British Airways	PriceFrom C$ 694	Free Cancellation	Rating 6.7 8,212 reviews	Search British Airways flights
Lufthansa	PriceFrom C$ 697	Free Cancellation	Rating 6.8 8,217 reviews	Search Lufthansa flights
Virgin Atlantic	PriceFrom C$ 740	Free Cancellation	Rating 7.4 694 reviews	Search Virgin Atlantic flights

Why use momondo?

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

It is quick and easy to find London to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

Yes. momondo allows you to filter the results for London to Ontario flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from London.

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

If you are not ready to book a flight from London to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.

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Find better results for your trip to Ontario

Popular cities

Other flights from London Heathrow Airport

Other flights to Ontario

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Complete your trip

Feeling lucky

Popular Cities in Ontario

Flights to Torontofrom C$ 148

Flights to Vancouverfrom C$ 106

Flights to Calgaryfrom C$ 131

Flights to Montrealfrom C$ 245

Flights to Halifaxfrom C$ 181

Flights to Winnipegfrom C$ 148

Flights to Ottawafrom C$ 167

Flights to Kelownafrom C$ 115

Flights to Saskatoonfrom C$ 175

Flights to Reginafrom C$ 177

Flights to St. John'sfrom C$ 232

Flights to Québec Cityfrom C$ 312

Cheap flights from London Heathrow Airport to Ontario from C$ 437

Find the cheapest flights from London Heathrow Airport to Ontario

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

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Delta flights from London Heathrow Airport to Region of Ontario

Our best Delta deals on London Heathrow Airport to Region of Ontario flight tickets

KLM flights from London Heathrow Airport to Region of Ontario

Our best KLM deals on London Heathrow Airport to Region of Ontario flight tickets

momondo Fare Finder

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

See travel insights to Ontario from

How to get the cheapest flight ticket from London Heathrow Airport to Region of Ontario

What is the cheapest month to fly to Region of Ontario?

What is the cheapest day to depart on your flight to Region of Ontario?

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

What is the cheapest London Heathrow to Ontario flight route?

How far in advance should I book a flight from London Heathrow Airport to Ontario?

What cabin class options are available on London Heathrow Airport to Region of Ontario flights?

Can stopping save me money on London Heathrow Airport to Region of Ontario flights?

What is the cheapest airline that flies from London Heathrow to Ontario?

Which airlines fly to Region of Ontario?

How many flights depart from London Heathrow Airport to Region of Ontario on average per day?

How many flights depart from London Heathrow Airport to Region of Ontario on average per week?

Cheap London Heathrow Airport to Region of Ontario flight deals and tips

Best price found

Fastest flight time

Direct flights

Airports in Region of Ontario

Frequently asked questions about flying from London Heathrow Airport to Ontario

Best airlines flying from London Heathrow Airport to Region of Ontario

Compare and see reviews for airlines that fly from London Heathrow Airport to Region of Ontario with momondo

Why use momondo?

An easier way to manage your Region of Ontario 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 Ontario

Popular Cities in Ontario

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

London Heathrow Airport flight routes

According to popular flight searches on momondo this year

Region of Ontario flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Ontario

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