Cheap flights from Heathrow to Ontario
How to find the cheapest flight from
Heathrow (LHR) to Ontario (ONT)
All the information you need to plan the best LHR to ONT flight in 2022: compare Heathrow to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.
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LHR - ONT Price
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£636 - £1,039
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ONT Temperature
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12 - 26 °C
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ONT Rainfall
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3 - 86 mm
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Popular in July High demand for flights, 26% potential price rise |
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Cheapest in November Best time to find cheap flights, 18% potential price drop |
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Average price £706 Average for round-trip flights in August 2022 |
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Round-trip from £521 From London Heathrow to Ontario |
What is the cheapest month to fly from London Heathrow Airport to Ontario?
Flights from London Heathrow Airport to Ontario lean towards being more expensive in July. Prices are generally better when you fly from London Heathrow Airport to Ontario in February, with the cheapest ticket starting at £347.
How far in advance should I book a flight from London Heathrow Airport to Ontario?
Users have found that booking a flight from London Heathrow Airport to Ontario at least 60 days early can save you up to 27% on average compared to booking a flight this week. If booking 60 days before your flight isn’t an option for you, users have found flights from London Heathrow Airport to Ontario for as little as £639 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £721 for flights departing within the next 3 days.
When is the cheapest time to fly from London Heathrow Airport to Ontario (LHR - ONT)?
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Ontario as you normally would.
Cheap flights from Heathrow to Ontario in August, September 2022
The best prices found for LHR to ONT flights in August, September
London Heathrow to Ontario 2022 flight deals
Cheap flights to Ontario from Heathrow found for this year
Cheap Virgin Atlantic flights from Heathrow to Ontario
Cheap Air France flights from Heathrow to Ontario
Last-minute flights from Heathrow to Ontario
Late deals on return flights to Ontario from Heathrow, departing today and this week
One-way flights to Ontario from London Heathrow
The cheapest one-way flights from Heathrow to Ontario
Related info for your journey
Useful info, stats and facts about <span class="emphasized">Heathrow</span> to <span class="emphasized">Ontario</span> flights.
COVID Restrictions
View COVID Travel Restrictions for Ontario, CAAlternative routes for Heathrow to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from London Heathrow to Ontario
The chart below displays the airlines Cheapflights users travelling from Heathrow to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
| Airline | Cheapest | Average | Flexibility | On-time | COVID-19 safety | |
|---|---|---|---|---|---|---|
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£457 | £638 | No cancel fee | 70% | ||
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£505 | £648 | No cancel fee | 69% | ||
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£514 | £643 | No cancel fee | 72% |