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Cheap flights from London Heathrow Airport to Ontario from £265

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 18/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Heathrow Airport to Ontario

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
09:00 - 16:10LHR-YYZ
12h 10m1 stop
Air Canada Logo
19:00 - 20:35YYZ-LHR
20h 35m1 stop
£369Air Canada
Find Deal
Thu, 27 Nov - Thu, 4 Dec
Air Canada Logo
09:00 - 19:55LHR-YTZ
15h 55m2 stops
Air Canada Logo
12:30 - 08:05YTZ-LHR
14h 35m2 stops
£371Air Canada
Find Deal
Mon, 19 Jan - Tue, 27 Jan
Icelandair Logo
20:35 - 18:15LHR-YYZ
26h 40m1 stop
Icelandair Logo
19:40 - 10:50YYZ-LHR
10h 10m1 stop
£373Icelandair
Find Deal
Tue, 2 Dec - Mon, 12 Jan
Air Canada Logo
09:00 - 16:25LHR-YYZ
12h 25m1 stop
Air Canada Logo
18:10 - 06:30YYZ-LHR
7h 20mdirect
£374Air Canada
Find Deal
Thu, 12 Feb - Tue, 17 Feb
Icelandair Logo
20:35 - 18:15LHR-YYZ
26h 40m1 stop
Icelandair Logo
19:40 - 10:50YYZ-LHR
10h 10m1 stop
£375Icelandair
Find Deal
Sun, 11 Jan - Sun, 25 Jan
Virgin Atlantic Logo
06:20 - 15:10LHR-YOW
13h 50m1 stop
Virgin Atlantic Logo
17:20 - 13:45YOW-LHR
15h 25m1 stop
£471Virgin Atlantic
Find Deal
Fri, 5 Dec - Wed, 10 Dec
Air France Logo
08:55 - 15:10LHR-YOW
11h 15m1 stop
Air France Logo
17:20 - 08:00YOW-LHR
9h 40m1 stop
£473Air France
Find Deal
Thu, 27 Nov - Thu, 4 Dec
Virgin Atlantic Logo
09:00 - 15:10LHR-YOW
11h 10m1 stop
Virgin Atlantic Logo
17:20 - 16:35YOW-LHR
18h 15m1 stop
£474Virgin Atlantic
Find Deal
Thu, 27 Nov - Tue, 2 Dec
Lufthansa Logo
11:10 - 17:05LHR-YXU
10h 55m1 stop
Lufthansa Logo
17:40 - 06:30YXU-LHR
31h 50m1 stop
£555Lufthansa
Find Deal
Fri, 5 Dec - Sun, 14 Dec
Lufthansa Logo
07:40 - 19:14LHR-YQG
16h 34m2 stops
Lufthansa Logo
09:45 - 07:10YQG-LHR
16h 25m2 stops
£555Lufthansa
Find Deal
Thu, 11 Dec - Sun, 11 Jan

Scandinavian Airlines flights from London Heathrow Airport to Region of Ontario

Our best Scandinavian Airlines deals on London Heathrow Airport to Region of Ontario flight tickets
Scandinavian Airlines
3 Dec
LHR06:40London Heathrow
14h 00m
1 stop
YYZ15:40Toronto Pearson Intl
10 Feb
YYZ17:10Toronto Pearson Intl
16h 25m
2 stops
LHR14:35London Heathrow
£389
Find similar
Scandinavian Airlines
4 Feb
LHR06:40London Heathrow
14h 00m
1 stop
YYZ15:40Toronto Pearson Intl
18 Feb
YYZ17:10Toronto Pearson Intl
16h 25m
2 stops
LHR14:35London Heathrow
£391
Find similar
Scandinavian Airlines
2 Dec
LHR17:00London Heathrow
27h 40m
1 stop
YYZ15:40Toronto Pearson Intl
8 Feb
YYZ17:10Toronto Pearson Intl
16h 25m
2 stops
LHR14:35London Heathrow
£397
Find similar

SWISS flights from London Heathrow Airport to Region of Ontario

Our best SWISS deals on London Heathrow Airport to Region of Ontario flight tickets
SWISS
3 Dec
LHR20:05London Heathrow
25h 20m
1 stop
YYZ16:25Toronto Pearson Intl
9 Feb
YYZ20:25Toronto Pearson Intl
14h 55m
1 stop
LHR16:20London Heathrow
£394
Find similar
SWISS
18 Nov
LHR20:05London Heathrow
27h 45m
2 stops
YYZ18:50Toronto Pearson Intl
25 Nov
YYZ17:00Toronto Pearson Intl
18h 40m
2 stops
LHR16:40London Heathrow
£419
Find similar
SWISS
27 Nov
LHR09:00London Heathrow
11h 10m
1 stop
YUL15:10Montreal Pierre Elliott Trudeau Intl
2 Dec
YUL16:45Montreal Pierre Elliott Trudeau Intl
15h 15m
1 stop
LHR13:00London Heathrow
£437
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 14 November 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 27/11

09:00-16:10

1 stop12h 10m

Toronto Pearson Intl

Thu 4/12

19:00-20:35

1 stop20h 35m

£369

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Mon 19/1

09:00-19:55

2 stops15h 55m

Toronto Island

Tue 27/1

12:30-08:05

2 stops14h 35m

£371

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 2/12

20:35-18:15

1 stop26h 40m

Toronto Pearson Intl

Mon 12/1

19:40-10:50

1 stop10h 10m

£373

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 12/2

09:00-16:25

1 stop12h 25m

Toronto Pearson Intl

Tue 17/2

18:10-06:30

Nonstop7h 20m

£374

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sun 11/1

20:35-18:15

1 stop26h 40m

Toronto Pearson Intl

Sun 25/1

19:40-10:50

1 stop10h 10m

£375

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Fri 5/12

06:20-15:10

1 stop13h 50m

Ottawa

Wed 10/12

17:20-13:45

1 stop15h 25m

£471

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Thu 27/11

08:55-15:10

1 stop11h 15m

Ottawa

Thu 4/12

17:20-08:00

1 stop9h 40m

£473

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Thu 27/11

09:00-15:10

1 stop11h 10m

Ottawa

Tue 2/12

17:20-16:35

1 stop18h 15m

£474

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Fri 5/12

11:10-17:05

1 stop10h 55m

London

Sun 14/12

17:40-06:30

1 stop31h 50m

£555

LondonWindsor

LHR - YQG

LHRYQG

London Heathrow

Thu 11/12

07:40-19:14

2 stops16h 34m

Windsor

Sun 11/1

09:45-07:10

2 stops16h 25m

£555

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 £389. 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 £391.

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 £506. Flights from London Heathrow Airport to Region of Ontario on a Monday will generally be more expensive and average around £549. 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 £495. In the afternoon is when there is more demand to fly to Region of Ontario, so prices are often more expensive at around £538 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 £463 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 £426 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 4% 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

£474

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 £474. The best return flight deal from London Heathrow Airport to Region of Ontario found on momondo in the last 72 hours is £450.
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 £305Free CancellationRating
6.8
7,572 reviews
Search Lufthansa flights
Scandinavian AirlinesPriceFrom £305Free CancellationRating
7.4
1,575 reviews
Search Scandinavian Airlines flights
DeltaPriceFrom £312Free CancellationRating
7.9
8,008 reviews
Search Delta flights
Air TransatPriceFrom £316Free CancellationRating
7.8
473 reviews
Search Air Transat flights
Air CanadaPriceFrom £318Free CancellationRating
7.1
10,450 reviews
Search Air Canada flights
Aer LingusPriceFrom £320Free CancellationRating
7.2
1,370 reviews
Search Aer Lingus flights
IcelandairPriceFrom £326Free CancellationRating
7.1
578 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom £333Free CancellationRating
7.1
2,059 reviews
Search TAP AIR PORTUGAL flights
Virgin AtlanticPriceFrom £337Free CancellationRating
7.5
673 reviews
Search Virgin Atlantic flights
United AirlinesPriceFrom £343Free CancellationRating
7.4
9,017 reviews
Search United Airlines 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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