Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Ontario from £280

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 16/1. 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

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London Heathrow Airport to Ontario

Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
12:15 - 18:15LHR-YYZ
11h 00m1 stop
Icelandair Logo
19:40 - 19:30YYZ-LHR
18h 50m1 stop
£387Icelandair
Find Deal
Wed, 3 Dec - Wed, 11 Feb
Icelandair Logo
20:35 - 18:15LHR-YYZ
26h 40m1 stop
Icelandair Logo
19:40 - 10:50YYZ-LHR
10h 10m1 stop
£388Icelandair
Find Deal
Tue, 2 Dec - Tue, 10 Feb
Multiple Airlines Logo
09:00 - 17:55LHR-YTZ
13h 55m2 stops
Multiple Airlines Logo
12:30 - 07:10YTZ-LHR
13h 40m2 stops
£388Multiple Airlines
Find Deal
Tue, 2 Dec - Wed, 11 Feb
Multiple Airlines Logo
06:00 - 13:50LHR-YYZ
12h 50m1 stop
Multiple Airlines Logo
19:10 - 06:30YYZ-LHR
7h 20mdirect
£389Multiple Airlines
Find Deal
Tue, 3 Mar - Mon, 16 Mar
Multiple Airlines Logo
09:00 - 17:55LHR-YTZ
13h 55m2 stops
Multiple Airlines Logo
16:20 - 09:20YTZ-LHR
12h 00m1 stop
£389Multiple Airlines
Find Deal
Tue, 2 Dec - Wed, 11 Feb
Lufthansa Logo
09:30 - 16:15LHR-YYZ
11h 45m1 stop
Lufthansa Logo
14:00 - 10:45YYZ-LHR
15h 45m2 stops
£389Lufthansa
Find Deal
Mon, 8 Dec - Tue, 17 Feb
Air Canada Logo
09:00 - 16:25LHR-YYZ
12h 25m1 stop
Air Canada Logo
06:15 - 20:35YYZ-LHR
9h 20m1 stop
£391Air Canada
Find Deal
Thu, 5 Feb - Tue, 10 Feb
Air Canada Logo
19:25 - 19:55LHR-YTZ
29h 30m2 stops
Air Canada Logo
12:30 - 07:10YTZ-LHR
13h 40m2 stops
£392Air Canada
Find Deal
Thu, 5 Feb - Tue, 10 Feb
Lufthansa Logo
07:40 - 14:50LHR-YYZ
12h 10m1 stop
Lufthansa Logo
23:00 - 11:20YYZ-LHR
7h 20mdirect
£394Lufthansa
Find Deal
Thu, 4 Dec - Mon, 8 Dec
Air France Logo
14:45 - 00:39LHR-YOW
14h 54m2 stops
Air France Logo
17:20 - 10:30YOW-LHR
12h 10m1 stop
£491Air France
Find Deal
Fri, 6 Feb - Sun, 22 Feb

Icelandair flights from London Heathrow Airport to Region of Ontario

Our best Icelandair deals on London Heathrow Airport to Region of Ontario flight tickets
Icelandair
3 Dec
LHR12:15London Heathrow
11h 00m
1 stop
YYZ18:15Toronto Pearson Intl
10 Feb
YYZ19:40Toronto Pearson Intl
18h 50m
1 stop
LHR19:30London Heathrow
£387
Find similar
Icelandair
2 Dec
LHR20:35London Heathrow
26h 40m
1 stop
YYZ18:15Toronto Pearson Intl
10 Feb
YYZ19:40Toronto Pearson Intl
10h 10m
1 stop
LHR10:50London Heathrow
£388
Find similar
Icelandair
15 Feb
LHR20:35London Heathrow
26h 40m
1 stop
YYZ18:15Toronto Pearson Intl
5 Mar
YYZ19:40Toronto Pearson Intl
18h 50m
1 stop
LHR19:30London Heathrow
£390
Find similar

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
8 Dec
LHR09:30London Heathrow
11h 45m
1 stop
YYZ16:15Toronto Pearson Intl
17 Feb
YYZ14:00Toronto Pearson Intl
15h 45m
2 stops
LHR10:45London Heathrow
£389
Find similar
Lufthansa
23 Nov
LHR09:30London Heathrow
11h 45m
1 stop
YYZ16:15Toronto Pearson Intl
29 Nov
YYZ18:15Toronto Pearson Intl
11h 30m
1 stop
LHR10:45London Heathrow
£391
Find similar
Lufthansa
2 Dec
LHR07:40London Heathrow
12h 10m
1 stop
YYZ14:50Toronto Pearson Intl
7 Dec
YYZ18:10Toronto Pearson Intl
7h 20m
LHR06:30London Heathrow
£392
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 21 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

Wed 3/12

12:15-18:15

1 stop11h 00m

Toronto Pearson Intl

Wed 11/2

19:40-19:30

1 stop18h 50m

£387

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 2/12

20:35-18:15

1 stop26h 40m

Toronto Pearson Intl

Tue 10/2

19:40-10:50

1 stop10h 10m

£388

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Tue 2/12

09:00-17:55

2 stops13h 55m

Toronto Island

Wed 11/2

12:30-07:10

2 stops13h 40m

£388

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 3/3

06:00-13:50

1 stop12h 50m

Toronto Pearson Intl

Mon 16/3

19:10-06:30

Nonstop7h 20m

£389

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Tue 2/12

09:00-17:55

2 stops13h 55m

Toronto Island

Wed 11/2

16:20-09:20

1 stop12h 00m

£389

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 8/12

09:30-16:15

1 stop11h 45m

Toronto Pearson Intl

Tue 17/2

14:00-10:45

2 stops15h 45m

£389

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 5/2

09:00-16:25

1 stop12h 25m

Toronto Pearson Intl

Tue 10/2

06:15-20:35

1 stop9h 20m

£391

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Thu 5/2

19:25-19:55

2 stops29h 30m

Toronto Island

Tue 10/2

12:30-07:10

2 stops13h 40m

£392

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 4/12

07:40-14:50

1 stop12h 10m

Toronto Pearson Intl

Mon 8/12

23:00-11:20

Nonstop7h 20m

£394

LondonOttawa

LHR - YOW

LHRYOW

London Heathrow

Fri 6/2

14:45-00:39

2 stops14h 54m

Ottawa

Sun 22/2

17:20-10:30

1 stop12h 10m

£491

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 £392. 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 £394.

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 £509. Flights from London Heathrow Airport to Region of Ontario on a Monday will generally be more expensive and average around £552. 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 £498. In the afternoon is when there is more demand to fly to Region of Ontario, so prices are often more expensive at around £542 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 £466 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 £431 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

£477

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 £477. The best return flight deal from London Heathrow Airport to Region of Ontario found on momondo in the last 72 hours is £453.
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 £307Free CancellationRating
6.8
7,579 reviews
Search Lufthansa flights
Scandinavian AirlinesPriceFrom £307Free CancellationRating
7.4
1,584 reviews
Search Scandinavian Airlines flights
DeltaPriceFrom £314Free CancellationRating
7.9
8,002 reviews
Search Delta flights
Air TransatPriceFrom £318Free CancellationRating
7.8
475 reviews
Search Air Transat flights
Air CanadaPriceFrom £320Free CancellationRating
7.1
10,463 reviews
Search Air Canada flights
Aer LingusPriceFrom £322Free CancellationRating
7.2
1,377 reviews
Search Aer Lingus flights
IcelandairPriceFrom £328Free CancellationRating
7.0
581 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom £335Free CancellationRating
7.1
2,070 reviews
Search TAP AIR PORTUGAL flights
Virgin AtlanticPriceFrom £340Free CancellationRating
7.5
674 reviews
Search Virgin Atlantic flights
United AirlinesPriceFrom £345Free CancellationRating
7.4
9,028 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 21/12
Sun 28/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ontario

Popular Cities in Ontario

Popular flights according to clicks in the last 7 days on momondo
Flights to Torontofrom £297
Flights to Vancouverfrom £373
Flights to Calgaryfrom £308
Flights to Montrealfrom £366
Flights to Ottawafrom £461
Flights to Winnipegfrom £514
Flights to Halifaxfrom £434
Flights to Saskatoonfrom £536
Flights to Kelownafrom £442
Flights to Reginafrom £445
Flights to St. John'sfrom £472
Flights to Québec Cityfrom £426