Travelers have found it’s best to book a flight 61 days in advance to save up to 40% 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 United Kingdom to Ontario 1-2 weeks in advance for as low as £435, or £519 for flights within the next 24 hours.
Flights from United Kingdom to Ontario lean towards being more expensive in July. Prices are generally better when you fly from United Kingdom to Ontario in November, with the cheapest ticket starting at £287.
When flying from United Kingdom to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
London Heathrow
Ontario
1 stop
15h 29mOntario
London Heathrow
1 stop
12h 45mKLM
London Heathrow
Ontario
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14h 27mOntario
London Heathrow
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15h 54mBritish Airways
London Heathrow
Ontario
1 stop
15h 29mOntario
London Heathrow
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14h 17mKLM
London Heathrow
Ontario
1 stop
15h 17mOntario
London Heathrow
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12h 40mUnited Airlines
London Heathrow
Ontario
1 stop
15h 25mOntario
London Heathrow
1 stop
12h 40mUnited Airlines
London Heathrow
Ontario
1 stop
14h 25mOntario
London Heathrow
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27h 10mUnited Airlines
London Heathrow
Ontario
1 stop
15h 29mOntario
London Heathrow
1 stop
14h 17mKLM
London Heathrow
Ontario
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17h 00mOntario
London Heathrow
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14h 22mKLM
London Heathrow
Ontario
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16h 19mOntario
London Heathrow
1 stop
14h 22mKLM
London Heathrow
Ontario
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14h 14mOntario
London Heathrow
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12h 20mBritish Airways
London Heathrow
Ontario
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16h 02mOntario
London Heathrow
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14h 01mBritish Airways
Glasgow Intl
Ontario
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17h 07mOntario
Glasgow Intl
2 stops
16h 37mBritish Airways
London Heathrow
Ontario
1 stop
13h 42mOntario
London Heathrow
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16h 55mUnited Airlines
London Heathrow
Ontario
1 stop
13h 42mOntario
London Heathrow
1 stop
16h 40mUnited Airlines
London Heathrow
Ontario
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22h 10mOntario
London Heathrow
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16h 55mUnited Airlines
Edinburgh Turnhouse
Ontario
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18h 21mKLM
London Heathrow
Ontario
3 stops
43h 53mMultiple Airlines
Edinburgh Turnhouse
Ontario
2 stops
18h 05mKLM
Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from United Kingdom.
British Airways, KLM, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.
Yes, there are multiple flights from United Kingdom to Ontario for under £500. The cheapest flight booked recently is on United Airlines for just £443, but on average you can expect to pay £489.
There are currently 20+ open flights from United Kingdom to Ontario within the next 7 days for less than £600.
The cheapest airlines for a one-way flight from United Kingdom to Ontario are KLM (£460), Delta (£575), and Avianca (£623).
While some choose either Manchester - Ontario or London Gatwick - Ontario, London Heathrow - Ontario is the most popular route from United Kingdom to Ontario.
Before booking your flight from United Kingdom to Ontario check out the most popular airlines for this route: American Airlines, Finnair or British Airways.
On average you can expect to pay £628 for a flight from United Kingdom to Ontario. The cheapest flight overall is £584 while the most popular route, (London Heathrow - Ontario) is currently priced at £489.