Cheap flights from London Heathrow Airport to Ontario from £201
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 10/6. 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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1 adult
Economy
0 bags
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Cheap return flights
KAYAK's recommended return flight deals from the most popular airlines that fly from London Heathrow Airport to Ontario.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from London Heathrow Airport to Ontario.
Cheap last-minute flights
Planning a quick getaway from London Heathrow Airport to Ontario? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Ontario, so you can enjoy a seamless trip without stopovers.
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![KLM]()
30 Apr![KLM]()
7 May
LHR17:50London Heathrow
7h 50m
YYZ20:40Toronto Pearson Intl
YYZ22:30Toronto Pearson Intl
7h 10m
LHR10:40London Heathrow
KLM![KLM]()
7 May![KLM]()
13 May
LHR17:50London Heathrow
7h 50m
YYZ20:40Toronto Pearson Intl
YYZ22:30Toronto Pearson Intl
7h 10m
LHR10:40London Heathrow
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![Delta]()
12 May![Delta]()
23 May
LHR11:45London Heathrow
13h 10m
1 stop
YYZ19:55Toronto Pearson Intl
YYZ22:30Toronto Pearson Intl
7h 10m
LHR10:40London Heathrow
Delta![Delta]()
30 Apr![Delta]()
8 May
LHR17:50London Heathrow
7h 50m
YYZ20:40Toronto Pearson Intl
YYZ22:30Toronto Pearson Intl
7h 10m
LHR10:40London Heathrow
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
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 £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 £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 Friday when prices can be found for as low as £510. Flights from London Heathrow Airport to Region of Ontario on a Wednesday will generally be more expensive and average around £542. 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 £490. In the afternoon is when there is more demand to fly to Region of Ontario, so prices are often more expensive at around £537 per ticket.
What is the cheapest London Heathrow to Ontario flight route?
Fly from London Heathrow to Ottawa 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 23 weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around £492 when searching 23 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 £424 on momondo.
What cabin class options are available on London Heathrow to Ontario flights?
There are 3 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.
What is the cheapest airline that flies from London Heathrow to Ontario?
TAP AIR PORTUGAL is the most popular carrier 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 65% of people opting to fly with this airline when travelling to Region of Ontario. Keep in mind that there are 17 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.
How many flights depart from London Heathrow Airport to Region of Ontario on average per day?
As of April 2025, there are 51 flights per day flying from London Heathrow Airport to Region of Ontario. The most common time of day flights depart is 17:00, with 86% of flights taking off in the afternoon.
How many flights depart from London Heathrow Airport to Region of Ontario on average per week?
As of April 2025, there are 363 flights per week flying from London Heathrow Airport to Region of Ontario. The most common day of the week flights depart is Wed, with 15% of flights taking off on this day.
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 | £201 |
|---|---|
Fastest flight time | 7h 10m |
Direct flights | Every day |
Airports in Region of Ontario | 4 airports |
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?
There are 17 operators available for flights from London Heathrow Airport to Ontario as of April 2025.
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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London Heathrow Airport to Region of Ontario is Boeing 787-9 Dreamliner (25.63% of total bookings). The next most popular plane models are Boeing 777 (18.64%), Airbus A350-1000 (11.56%), and Airbus A330-200 (11.32%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom £280 | Free Cancellation | Rating 6.9 101 reviews | |||
| PriceFrom £285 | Free Cancellation | Rating 6.7 7,029 reviews | |||
| PriceFrom £303 | Free Cancellation | Rating 7.0 2,686 reviews | |||
| PriceFrom £309 | Free Cancellation | Rating 8.0 7,919 reviews | |||
| PriceFrom £319 | Free Cancellation | Rating 7.0 9,195 reviews | |||
| PriceFrom £322 | Free Cancellation | Rating 7.3 1,345 reviews | |||
| PriceFrom £325 | Free Cancellation | Rating 7.0 484 reviews | |||
| PriceFrom £330 | Free Cancellation | Rating 7.1 1,846 reviews | |||
| PriceFrom £336 | Free Cancellation | Rating 7.4 642 reviews | |||
| PriceFrom £337 | Free Cancellation | Rating 7.8 1,333 reviews |
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.
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