Cheap flights from Heathrow to Ontario

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The best prices from Heathrow to Ontario are usually found in February or March, booked 46 days in advance, depart on a Tuesday or Friday and return on a Monday

How to find the cheapest flight from
Heathrow (LHR) to Ontario (ONT)

LHR - ONT
Price
£275 - £879
Popular in July High demand for flights, 42% potential price rise
Cheapest in February Best time to find cheap flights, 46% potential price drop
Average price £470 Average for round-trip flights in September 2020
Round-trip from €275 From Heathrow to Ontario
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Heathrow to Ontario?

Monday is generally a great day to depart. Flying on this day could help you save up to 16%.

How far in advance should I book a flight from Heathrow to Ontario?

Travellers have found it’s best to book a flight 61 days in advance to save up to 29% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Heathrow to Ontario 1-2 weeks in advance for as low as £359, or £410 for flights within the next 24 hours.

What is the cheapest month to fly from Heathrow to Ontario?

The best pricing can be found in the month of February. Prices to Ontario from Heathrow average £418. You can even find prices in February for less than £418, as users have found deals to Ontario from as low as £276. The month of July appears to be one of the more expensive times to travel to Ontario from Heathrow. Flying in the targeted month can save you up to 63%.

When is the cheapest time to fly from Heathrow to Ontario (LHR - ONT)?

Unlike in the morning, when flights are generally more expensive, you can save up to 4% on flights from Heathrow to Ontario by exploring options for tickets in the afternoon.

Cheap flights from Heathrow to Ontario in September, October 2020

The best prices found for LHR to ONT flights in September, October
22 Oct - 31 Oct
£657pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
KLM
 
1 STOP
LHR
London Heathrow
22 Oct - 31 Oct
£693pp
LHR
London Heathrow
British Airways
   
2 STOPS
ONT
Ontario
ONT
Ontario
British Airways
   
2 STOPS
LHR
London Heathrow
22 Oct - 31 Oct
£721pp
LHR
London Heathrow
British Airways
 
1 STOP
ONT
Ontario
ONT
Ontario
British Airways
 
1 STOP
LHR
London Heathrow

Heathrow to Ontario 2020 flight deals

Cheap flights to Ontario from Heathrow found for this year
21 Nov - 28 Nov
£603pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
LHR
London Heathrow
22 Oct - 31 Oct
£657pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
KLM
 
1 STOP
LHR
London Heathrow
22 Oct - 31 Oct
£693pp
LHR
London Heathrow
British Airways
   
2 STOPS
ONT
Ontario
ONT
Ontario
British Airways
   
2 STOPS
LHR
London Heathrow

One-way flights to Ontario from Heathrow

The cheapest one-way flights from Heathrow to Ontario
07:00 - 14:13
British Airways
1 stop
15h 13m
LHR - ONT
British Airways
£495
KAYAK
10:10 - 06:06
Multiple Airlines
1 stop
27h 56m
LHR - ONT
Multiple Airlines
£562
Lufthansa
06:20 - 18:20
Delta
2 stops
20h 00m
LHR - ONT
Delta
£793
Delta

Related info for your journey

Useful info, stats and facts about Heathrow to Ontario flights.

Flight FAQs

From Heathrow to Ontario

Are flight prices decreasing from Heathrow to Ontario due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Heathrow and Ontario for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Heathrow to Ontario for under £600 on Cheapflights?

Yes, there are multiple flights from Heathrow to Ontario for under £600. The cheapest flight booked recently is on British Airways for just £585, but on average you can expect to pay £1,309.

Are there direct flights from Heathrow to Ontario for under £600 on Cheapflights?

There are no direct flights from Heathrow to Ontario, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Does it rain more in Heathrow or Ontario?

Expected rainfall in Heathrow is less than in Ontario. You can expect this to be the case over the next 18 days.

Is Heathrow weather warmer or cooler than Ontario?

Our data indicates that the weather will be 35 °C on average in the month of July. The temperature in Ontario is typically hotter than in Heathrow. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

How long does is the flight from Heathrow to Ontario?

A quick flight from Heathrow to Ontario can take about 15h 34m. British Airways provides one of the quickest options available for as low as £460. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to flying from Heathrow to Ontario return?

According to our current data, British Airways (£460), and Qatar Airways (£1,439) offers the cheapest pricing from Heathrow to Ontario. British Airways is currently priced 9% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Heathrow to Ontario one-way?

For one-way options, check prices for British Airways. According to our data, you can fly for as low as £452. Users have also found prices from £721 and £737 on British Airways and KLM, respectively.

Alternative routes for Heathrow to Ontario

Destination information for Ontario

Things to know before you go. Useful info for your trip from Heathrow to Ontario
Today's exchange rate
£1 = $1.28

Airports servicing London

Airports servicing Ontario

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