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LGW - ONT

£363 Find cheap flights from London Gatwick Airport to Ontario

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Gatwick to Ontario departing on 12/12. 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.
1 adult
0 bags

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These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Ontario, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Ontario, as well as popular online travel agencies
In the last 7 days, travellers have searched 46,479,581 times on KAYAK, and here's why:

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Cheap flight deals from London Gatwick Airport to Ontario (LGW-ONT)

 
These are the cheapest deals for flights from Gatwick to Ontario currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from Gatwick to Ontario

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Gatwick to Ontario.

Recent one-way flight deals from Gatwick to Ontario

Only flying one-way? Below are some of the best one-way flight deals from Gatwick to Ontario found on KAYAK recently.

Recent last-minute flight deals from Gatwick to Ontario

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Gatwick to Ontario.

Recent direct flight deals from Gatwick to Ontario

The latest deals for direct flights from Gatwick to Ontario so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Gatwick to Ontario

Find recent round-trip train or bus tickets from Gatwick to Ontario.

All round-trip flight deals to Ontario

The cheapest plane tickets to Ontario found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
12:30 - 09:52LGW-ONT
29h 22m2 stops
22:18 - 09:00ONT-LGW
26h 42m2 stops
£370American Airlines
Find Deal
Mon, 9 Dec - Sun, 22 Dec
10:55 - 23:59LGW-ONT
21h 04m2 stops
14:44 - 18:50ONT-LGW
44h 06m2 stops
£469British Airways
Find Deal
Thu, 30 Jan - Thu, 6 Feb
11:00 - 13:53LGW-ONT
34h 53m2 stops
10:41 - 18:50ONT-LGW
24h 09m2 stops
£471British Airways
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Thu, 5 Dec - Mon, 9 Dec
10:55 - 13:47LGW-ONT
57h 52m2 stops
15:08 - 18:50ONT-LGW
44h 42m2 stops
£530British Airways
Find Deal
Tue, 18 Mar - Wed, 26 Mar
19:35 - 13:47LGW-ONT
49h 12m2 stops
01:31 - 18:50ONT-LGW
34h 19m2 stops
£561British Airways
Find Deal
Tue, 18 Mar - Tue, 25 Mar
10:55 - 23:59LGW-ONT
45h 04m2 stops
14:44 - 10:15ONT-LGW
59h 31m2 stops
£566British Airways
Find Deal
Wed, 29 Jan - Wed, 5 Feb
12:00 - 19:59LGW-ONT
15h 59m1 stop
08:06 - 10:35ONT-LGW
18h 29m1 stop
Sun, 12 Jan - Thu, 23 Jan
12:00 - 19:59LGW-ONT
15h 59m1 stop
12:53 - 10:35ONT-LGW
13h 42m1 stop
Sun, 8 Dec - Tue, 24 Dec
11:00 - 23:57LGW-ONT
20h 57m2 stops
10:43 - 18:50ONT-LGW
24h 07m2 stops
£1,951Iberia
Find Deal
Sat, 23 Nov - Mon, 2 Dec
11:00 - 23:57LGW-ONT
20h 57m2 stops
10:43 - 18:50ONT-LGW
24h 07m2 stops
£7,677Iberia
Find Deal
Sat, 23 Nov - Tue, 3 Dec
13:50 - 15:06LGW-ONT
33h 16m3 stops
Thu, 12 Dec
15:00 - 20:36LGW-ONT
37h 36m2 stops
£441Finnair
Find Deal
Fri, 8 Nov
12:00 - 19:59LGW-ONT
15h 59m1 stop
Thu, 12 Dec
11:40 - 23:58LGW-ONT
20h 18m2 stops
Thu, 5 Dec
11:40 - 22:23LGW-ONT
18h 43m2 stops
Sat, 23 Nov
11:00 - 23:57LGW-ONT
20h 57m2 stops
£1,202Iberia
Find Deal
Sun, 29 Dec
19:35 - 22:28LGW-ONT
34h 53m2 stops
£1,273Iberia
Find Deal
Tue, 24 Dec
11:00 - 23:57LGW-ONT
20h 57m2 stops
£1,290Iberia
Find Deal
Fri, 27 Dec
11:00 - 23:57LGW-ONT
20h 57m2 stops
£1,715British Airways
Find Deal
Sun, 22 Dec
11:00 - 13:53LGW-ONT
34h 53m2 stops
£10,470British Airways
Find Deal
Fri, 6 Dec

Flights from Gatwick to Ontario - Travel Insights & Trends

Get data-powered insights and trends into flights from Gatwick to Ontario to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from London Gatwick Airport to Ontario?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from London Gatwick Airport to Ontario, 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 London Gatwick Airport to Ontario is April, where tickets cost £452 on average. On the other hand, the most expensive months are August and December, where the average cost of tickets is £863 and £646 respectively.

How far in advance should I book a flight from London Gatwick Airport to Ontario?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from London Gatwick Airport to Ontario, 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 London Gatwick Airport to Ontario, you should book around 5 days before departure. For the absolute cheapest price, our data suggests you should book 95 days before departure.

Good to know - Cheap tickets from London Gatwick Airport to Ontario

Cheapest flight

£363
Flight from London Gatwick Airport to Ontario

When to book flights from Gatwick to Ontario

Are your dates flexible? Find out the best times to travel from Gatwick to Ontario 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 London Gatwick Airport to Ontario flights

  • What is the cheapest flight from London Gatwick Airport to Ontario?

    In the last 3 days, the lowest price for a flight from London Gatwick Airport to Ontario was £469 for a one-way ticket and £479 for a return.

  • Which airports will I be using when flying from London Gatwick Airport to Ontario?

    London Gatwick Airport and Ontario are both served by 1 main airport. You will leave London Gatwick Airport from London Gatwick and will be arriving at Ontario.

  • Which aircraft models fly most regularly from London Gatwick Airport to Ontario?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from London Gatwick Airport to Ontario?

    oneworld is the only airline alliance operating flights between London Gatwick Airport and Ontario.

  • How does KAYAK find such low prices on flights from London Gatwick Airport to Ontario?

    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 London Gatwick Airport to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London Gatwick Airport to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from London Gatwick Airport 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 London Gatwick Airport to Ontario?

    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 Ontario with an airline and back to London Gatwick Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London Gatwick Airport to Ontario?

    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 Ontario from London Gatwick Airport 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 London to Ontario

Cheapest flights to Ontario from London found in 2024 and 2025

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from London to Ontario found on KAYAK in the last 72 hours.
12/12Thu
3 stops
33h 16mLGW-ONT
£363
8/11Fri
2 stopsFinnair
37h 36mLGW-ONT
£441
12/12Thu
1 stop
15h 59mLGW-ONT
£443
5/12Thu
2 stops
20h 18mLGW-ONT
£572
23/11Sat
2 stops
18h 43mLGW-ONT
£573
29/12Sun
2 stopsIberia
20h 57mLGW-ONT
£1,202
24/12Tue
2 stopsIberia
34h 53mLGW-ONT
£1,273
27/12Fri
2 stopsIberia
20h 57mLGW-ONT
£1,290
22/12Sun
2 stopsBritish Airways
20h 57mLGW-ONT
£1,715
6/12Fri
2 stopsBritish Airways
34h 53mLGW-ONT
£10,470

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Everything you need to know for your flight from Gatwick to Ontario

Information on your arrival and departure airports