Cheap flights from Ontario to London from £172
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to London departing on 13/10. 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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Lufthansa flights from Region of Ontario to London Heathrow Airport
Our best Lufthansa deals on Region of Ontario to London Heathrow Airport flight tickets
TAP AIR PORTUGAL flights from Region of Ontario to London Heathrow Airport
Our best TAP AIR PORTUGAL deals on Region of Ontario to London Heathrow Airport flight tickets
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How to get the cheapest flight ticket from Region of Ontario to London Heathrow Airport
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 London Heathrow Airport?
In general, February is the cheapest month to fly from Region of Ontario to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £415. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from Region of Ontario averaging around £426.
What is the cheapest day to depart on your flight to London Heathrow Airport?
On average, the least expensive day to fly to London Heathrow Airport from Region of Ontario is on a Monday. momondo users have found tickets for Monday departures for as low as £517. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £544.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is at midday. momondo users have found flights departing from Region of Ontario to London Heathrow Airport at midday for as low as £501. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £533 on average. Flights to London Heathrow Airport from Region of Ontario in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Ontario to London Heathrow flight route?
Fly from Ottawa to London Heathrow for the best Ontario - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Region of Ontario when booking 12 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £490 when searching 12 weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Region of Ontario for as low as £438 on momondo.
What cabin class options are available on Ontario to London Heathrow flights?
There are 3 cabin classes available to choose from on Ontario to London Heathrow 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 Ontario to London Heathrow?
Air Canada, Lufthansa, and TAP AIR PORTUGAL are the most popular carriers operating from Ontario to London Heathrow
Which airlines fly to London Heathrow Airport?
Air Canada, British Airways and Lufthansa are the top three most popular airlines that fly to London Heathrow Airport from Region of Ontario according to our data. Air Canada is the first choice among our users, with 70% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 9 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Region of Ontario to London Heathrow Airport on average per day?
As of June 2025, 57 flights take off from Region of Ontario and land in London Heathrow Airport each day. The most common flight departure time for this route is 18:00, with 100% of daily flights taking off in the evening.
How many flights depart from Region of Ontario to London Heathrow Airport on average per week?
As of June 2025, 403 flights take off from Region of Ontario and land in London Heathrow Airport each week. The most common flight departure day for this route is Thu, with 16% of weekly flights taking off on this day.
Cheap Region of Ontario to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to London Heathrow Airport
When did momondo last update prices for flights from Ontario to London Heathrow Airport?
Prices for flights from Ontario to London Heathrow Airport were last updated today.
How many operators does momondo search for flights from Ontario to London Heathrow Airport?
As of June 2025, there are 10 operators available to choose from for flights from Ontario to London Heathrow Airport.
How old do you have to be to fly from Ontario to London Heathrow Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport 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 London Heathrow Airport. 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 Region of Ontario to London Heathrow Airport?
momondo data reveals that the most frequently booked plane model on the route from Region of Ontario to London Heathrow Airport is Airbus A330-200, representing 27.64% of all bookings. The subsequent popular models are Airbus A350-1000 at 19.81%, Boeing 777 at 18.06%, and Airbus A321neo at 9.94%.
Best airlines flying from Region of Ontario to London Heathrow Airport
Compare and see reviews for airlines that fly from Region of Ontario to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £364 | Free Cancellation | Rating 7.1 1,123 reviews | |||
| PriceFrom £365 | Free Cancellation | Rating 7.0 502 reviews | |||
| PriceFrom £372 | Free Cancellation | Rating 7.1 9,573 reviews | |||
| PriceFrom £391 | Free Cancellation | Rating 7.4 653 reviews | |||
| PriceFrom £400 | Free Cancellation | Rating 6.7 7,159 reviews | |||
| PriceFrom £403 | Free Cancellation | Rating 6.6 7,031 reviews | |||
| PriceFrom £404 | Free Cancellation | Rating 7.8 1,365 reviews | |||
| PriceFrom £416 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom £512 | Free Cancellation | Rating 7.5 1,466 reviews |
Travelling to a place near London?
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Why should I use momondo to find a flight deal from Ontario to London?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to London. momondo saves you time and could save you money on your trip.
Can I find flights from Ontario to London with flexible booking policies on momondo?
Flights from Ontario to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Ontario to London?
Once you have performed a search for Ontario to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Ontario to London right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to London from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.