£241 Find cheap flights from Ontario to London Gatwick Airport
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ontario to Gatwick departing on 27/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
Return
1 adult
Economy
0 bags
Tue 4/6
Tue 11/6
Search hundreds of travel sites at once for deals on flights to London Gatwick Airport
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Ontario to London, as well as popular online travel agencies
...and more
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Ontario to London, as well as popular online travel agencies
In the last 7 days, travellers have searched 42,830,901 times on KAYAK, and here's why:
Save 28% or moreCompare multiple travel sites with one search.
Filter your dealsChoose cabin class, free Wi-Fi and more.
Bundle and saveSave money when you bundle your flight + hotel.
Cheap flight deals from Ontario to Gatwick (ONT-LGW)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Gatwick that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Flights from Ontario to Gatwick - Travel Insights & Trends
Get data-powered insights and trends into flights from Ontario to Gatwick to help you find the cheapest flights, the best time to fly and much more.
What is the cheapest month to fly from Ontario to London Gatwick Airport?
To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Ontario to London Gatwick Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Ontario to London Gatwick Airport is October, where tickets cost £418 on average. On the other hand, the most expensive months are July and June, where the average cost of tickets is £751 and £749 respectively.
How far in advance should I book a flight from Ontario to London Gatwick Airport?
To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Ontario to London Gatwick Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Ontario to London Gatwick Airport, you should book around 3 days before departure. For the absolute cheapest price, our data suggests you should book 27 days before departure.
Which airlines provide the cheapest flights from Ontario to London Gatwick Airport?
The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 3 days, American Airlines offered the best one-way deal for that route, at £391. KAYAK users also found Ontario to London Gatwick Airport return flights on KLM from £590 and on Delta from £661.
Good to know - Cheap tickets from Ontario to London Gatwick Airport
Are your dates flexible? Find out the best times to travel from Ontario to Gatwick based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.
FAQs for booking Ontario to London Gatwick Airport flights
What is the cheapest flight from Ontario to London Gatwick Airport?
In the last 3 days, the lowest price for a flight from Ontario to London Gatwick Airport was £303 for a one-way ticket and £740 for a return.
Which airports will I be using when flying from Ontario to London Gatwick Airport?
Ontario airport is called Ontario and the only airport in London Gatwick Airport is London Gatwick.
Which aircraft models fly most regularly from Ontario to London Gatwick Airport?
We unfortunately don’t have that data for this specific route.
Which airline alliances offer flights from Ontario to London Gatwick Airport?
oneworld, and SkyTeam are the airline alliances operating flights between Ontario and London Gatwick Airport, with oneworld being the most commonly used for this route.
How does KAYAK find such low prices on flights from Ontario to London Gatwick Airport?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to London Gatwick Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to London Gatwick Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Gatwick Airport from Ontario is likely to change within 7 days, so travellers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to London Gatwick Airport?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Gatwick Airport with an airline and back to Ontario with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to London Gatwick Airport?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Gatwick Airport from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
See more FAQs
Book cheap flights from Ontario to London
Cheapest flights to London from Ontario found in 2024
Recent one-way flight deals
Only flying one-way? Below are some of the best one-way flight deals from Ontario to London found on KAYAK in the last 72 hours.
27/6Thu
2 stops
46h 16mONT-LGW
£241
23/6Sun
2 stops
49h 01mONT-LGW
£257
8/10Tue
2 stops
26h 56mONT-LGW
£273
23/9Mon
2 stopsAmerican Airlines
23h 35mONT-LGW
£391
9/10Wed
2 stopsAmerican Airlines
15h 29mONT-LGW
£392
21/10Mon
2 stopsIberia
21h 08mONT-LGW
£458
19/5Sun
2 stopsIberia
21h 10mONT-LGW
£462
14/5Tue
2 stopsBritish Airways
27h 16mONT-LGW
£600
8/6Sat
2 stopsBritish Airways
20h 10mONT-LGW
£1,009
12/9Thu
2 stopsDelta
19h 00mONT-LGW
£1,253
Search by stops
Search by airline
Search by price
Last minute flights from Ontario to Gatwick
Last minute flight, train and bus deals
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Ontario to London that are departing in the next 10 days.