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Cheap flights from London Heathrow Airport to Ontario from £231

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Ontario departing on 13/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from London Heathrow Airport to Ontario

Cheap return flights

Lufthansa Logo
13:30 - 19:50LHR-YYZ
11h 20m1 stop
Lufthansa Logo
17:00 - 07:10YYZ-LHR
9h 10m1 stop
£342Lufthansa
Find Deal
Thu, 6 Nov - Sun, 16 Nov
Air Canada Logo
09:00 - 17:55LHR-YTZ
13h 55m2 stops
Air Canada Logo
18:30 - 07:10YTZ-LHR
31h 40m1 stop
£342Air Canada
Find Deal
Wed, 18 Feb - Sun, 22 Feb
Air Canada Logo
08:30 - 11:25LHR-YYZ
7h 55mdirect
Air Canada Logo
16:00 - 06:30YYZ-LHR
9h 30m1 stop
£343Air Canada
Find Deal
Fri, 3 Oct - Mon, 13 Oct
Lufthansa Logo
13:30 - 19:50LHR-YYZ
11h 20m1 stop
Lufthansa Logo
18:10 - 06:30YYZ-LHR
7h 20mdirect
£344Lufthansa
Find Deal
Tue, 13 Jan - Sat, 17 Jan
Virgin Atlantic Logo
17:50 - 20:40LHR-YYZ
7h 50mdirect
Virgin Atlantic Logo
22:30 - 10:40YYZ-LHR
7h 10mdirect
£351Virgin Atlantic
Find Deal
Wed, 8 Oct - Sun, 19 Oct
British Airways Logo
16:10 - 18:45LHR-YUL
7h 35mdirect
British Airways Logo
20:40 - 08:30YUL-LHR
6h 50mdirect
£366British Airways
Find Deal
Thu, 20 Nov - Tue, 25 Nov
British Airways Logo
16:10 - 18:45LHR-YUL
7h 35mdirect
British Airways Logo
20:30 - 08:20YUL-LHR
6h 50mdirect
£374British Airways
Find Deal
Sat, 29 Nov - Sat, 6 Dec
Virgin Atlantic Logo
06:30 - 16:55LHR-YUL
15h 25m1 stop
Virgin Atlantic Logo
17:00 - 16:35YUL-LHR
18h 35m1 stop
£376Virgin Atlantic
Find Deal
Fri, 26 Sep - Mon, 6 Oct
Air France Logo
17:50 - 00:22LHR-YOW
11h 32m1 stop
Air France Logo
17:15 - 16:35YOW-LHR
18h 20m1 stop
£424Air France
Find Deal
Tue, 14 Oct - Tue, 21 Oct
Air France Logo
09:00 - 15:10LHR-YOW
11h 10m1 stop
Air France Logo
17:20 - 13:45YOW-LHR
15h 25m1 stop
£458Air France
Find Deal
Thu, 25 Dec - Tue, 6 Jan

Lufthansa flights from London Heathrow Airport to Region of Ontario

Our best Lufthansa deals on London Heathrow Airport to Region of Ontario flight tickets
Lufthansa
6 Nov
LHR13:30London Heathrow
11h 20m
1 stop
YYZ19:50Toronto Pearson Intl
16 Nov
YYZ17:00Toronto Pearson Intl
9h 10m
1 stop
LHR07:10London Heathrow
£342
Find similar
Lufthansa
13 Jan
LHR13:30London Heathrow
11h 20m
1 stop
YYZ19:50Toronto Pearson Intl
17 Jan
YYZ18:10Toronto Pearson Intl
7h 20m
LHR06:30London Heathrow
£344
Find similar
Lufthansa
10 Jan
LHR09:30London Heathrow
11h 45m
1 stop
YYZ16:15Toronto Pearson Intl
7 Feb
YYZ23:00Toronto Pearson Intl
7h 20m
LHR11:20London Heathrow
£350
Find similar

Air Canada flights from London Heathrow Airport to Region of Ontario

Our best Air Canada deals on London Heathrow Airport to Region of Ontario flight tickets
Air Canada
1 Oct
LHR09:30London Heathrow
10h 04m
1 stop
YYZ14:34Toronto Pearson Intl
5 Oct
YYZ19:15Toronto Pearson Intl
9h 20m
1 stop
LHR09:35London Heathrow
£342
Find similar
Air Canada
3 Oct
LHR08:30London Heathrow
7h 55m
YYZ11:25Toronto Pearson Intl
13 Oct
YYZ16:00Toronto Pearson Intl
9h 30m
1 stop
LHR06:30London Heathrow
£343
Find similar
Air Canada
25 Sept
LHR12:40London Heathrow
10h 20m
1 stop
YYZ18:00Toronto Pearson Intl
5 Oct
YYZ19:15Toronto Pearson Intl
9h 20m
1 stop
LHR09:35London Heathrow
£344
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Region of Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 18 September 2025.
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

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 6/11

13:30-19:50

1 stop11h 20m

Toronto Pearson Intl

Sun 16/11

17:00-07:10

1 stop9h 10m

£342

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Wed 18/2

09:00-17:55

2 stops13h 55m

Toronto Island

Sun 22/2

18:30-07:10

1 stop31h 40m

£342

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 3/10

08:30-11:25

Nonstop7h 55m

Toronto Pearson Intl

Mon 13/10

16:00-06:30

1 stop9h 30m

£343

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 13/1

13:30-19:50

1 stop11h 20m

Toronto Pearson Intl

Sat 17/1

18:10-06:30

Nonstop7h 20m

£344

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Wed 8/10

17:50-20:40

Nonstop7h 50m

Toronto Pearson Intl

Sun 19/10

22:30-10:40

Nonstop7h 10m

£351

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Thu 20/11

16:10-18:45

Nonstop7h 35m

Montreal Pierre Elliott Trudeau Intl

Tue 25/11

20:40-08:30

Nonstop6h 50m

£366

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Sat 29/11

16:10-18:45

Nonstop7h 35m

Montreal Pierre Elliott Trudeau Intl

Sat 6/12

20:30-08:20

Nonstop6h 50m

£374

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 26/9

06:30-16:55

1 stop15h 25m

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

17:00-16:35

1 stop18h 35m

£376

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Tue 14/10

17:50-00:22

1 stop11h 32m

Ottawa

Tue 21/10

17:15-16:35

1 stop18h 20m

£424

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Thu 25/12

09:00-15:10

1 stop11h 10m

Ottawa

Tue 6/1

17:20-13:45

1 stop15h 25m

£458

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ontario from

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

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 £373. If you aren’t able to travel to Region of Ontario during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of £380.

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 Thursday when prices can be found for as low as £486. Flights from London Heathrow Airport to Region of Ontario on a Monday will generally be more expensive and average around £527. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest London Heathrow Airport to Region of Ontario flights are usually those with departure times in the evening. Our users have found flights to Region of Ontario in the evening for as low as £477. In the afternoon is when there is more demand to fly to Region of Ontario, so prices are often more expensive at around £511 per ticket.

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 to Region of 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 £445 when searching weeks before you fly. 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 £403 on momondo.

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

There are 4 cabin classes available to choose from on London Heathrow to 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 24% 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

£506

Fastest flight time

7h 10m

Direct flights

Every day

Airports in Region of Ontario

2 airports
The best one-way flight to Region of Ontario from London Heathrow Airport in the past 72 hours is £506. The best return flight deal from London Heathrow Airport to Region of Ontario found on momondo in the last 72 hours is £377.
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 2 airports near Region of Ontario: Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL)
Search flight deals

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

    Prices for flights from London Heathrow Airport to Ontario refresh daily.

  • How many operators does momondo search 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 you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Region of 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
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom £294Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
Scandinavian AirlinesPriceFrom £294Free CancellationRating
7.4
1,486 reviews
Search Scandinavian Airlines flights
Aer LingusPriceFrom £296Free CancellationRating
7.2
1,277 reviews
Search Aer Lingus flights
TAP AIR PORTUGALPriceFrom £302Free CancellationRating
7.1
1,977 reviews
Search TAP AIR PORTUGAL flights
Air TransatPriceFrom £305Free CancellationRating
7.7
439 reviews
Search Air Transat flights
Air CanadaPriceFrom £307Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
DeltaPriceFrom £314Free CancellationRating
7.9
7,961 reviews
Search Delta flights
IcelandairPriceFrom £314Free CancellationRating
7.0
545 reviews
Search Icelandair flights
Virgin AtlanticPriceFrom £324Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights
KLMPriceFrom £332Free CancellationRating
7.8
1,386 reviews
Search KLM flights

Why use momondo?

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

Finding the right flight to Ontario from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

Yes. All flights to Ontario from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential London to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of London to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Region of Ontario trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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