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 round-trip 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.

C$ 334 CHEAP FLIGHTS from Ontario to London Gatwick (LGW)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Ontario to London

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Ontario to London

Wed, 14 Oct - Wed, 21 Oct

8:55 p.m. - 7:55 a.m.YOW Ottawa-LGW London Gatwick

30h 00m1 stop Toronto Pearson Intl

12:40 p.m. - 2:55 p.m.LGW London Gatwick-YOW Ottawa

31h 15m1 stop Toronto Pearson Intl

C$ 683Air Transat

Sun, 4 Oct - Fri, 9 Oct

7:00 a.m. - 10:45 a.m.YOW Ottawa-LGW London Gatwick

22h 45m1 stop Toronto Pearson Intl

9:40 a.m. - 12:40 p.m.LGW London Gatwick-YOW Ottawa

8h 00mdirect

C$ 684Air Transat

Fri, 2 Oct - Tue, 13 Oct

8:55 p.m. - 7:55 a.m.YOW Ottawa-LGW London Gatwick

30h 00m1 stop Toronto Pearson Intl

12:40 p.m. - 8:00 p.m.LGW London Gatwick-YOW Ottawa

12h 20m1 stop Toronto Pearson Intl

C$ 690Porter Airlines

Sun, 4 Oct - Sat, 17 Oct

7:40 p.m. - 7:55 a.m.YOW Ottawa-LGW London Gatwick

7h 15mdirect

9:40 a.m. - 8:05 a.m.LGW London Gatwick-YOW Ottawa

27h 25m1 stop Toronto Pearson Intl

C$ 719Porter Airlines

Mon, 5 Oct - Wed, 9 Dec

10:55 p.m. - 3:35 p.m.YYZ Toronto Pearson Intl-LGW London Gatwick

11h 40m1 stop Lisbon Humberto Delgado

10:40 a.m. - 9:15 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

15h 35m1 stop Lisbon Humberto Delgado

C$ 780TAP AIR PORTUGAL

Thu, 3 Dec - Mon, 7 Dec

5:30 p.m. - 9:50 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

11h 20m1 stop Lisbon Humberto Delgado

10:40 a.m. - 9:15 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

15h 35m1 stop Lisbon Humberto Delgado

C$ 780TAP AIR PORTUGAL

Sun, 8 Nov - Mon, 30 Nov

7:40 p.m. - 10:55 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

10h 15m1 stop Reykjavik Keflavik Intl

11:55 a.m. - 6:15 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

11h 20m1 stop Reykjavik Keflavik Intl

C$ 781Icelandair

Sat, 7 Nov - Wed, 25 Nov

7:40 p.m. - 10:55 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

10h 15m1 stop Reykjavik Keflavik Intl

11:55 a.m. - 6:15 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

11h 20m1 stop Reykjavik Keflavik Intl

C$ 781Icelandair

Tue, 3 Nov - Tue, 10 Nov

5:10 p.m. - 9:00 p.m.YYZ Toronto Pearson Intl-LGW London Gatwick

22h 50m2 stops Kastrup Copenhagen Dublin

8:50 a.m. - 3:40 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

35h 50m2 stops Dublin Kastrup Copenhagen

C$ 781Multiple Airlines

Sun, 18 Oct - Fri, 23 Oct

11:55 p.m. - 8:55 p.m.YYZ Toronto Pearson Intl-LGW London Gatwick

16h 00m1 stop Dublin

12:40 p.m. - 3:40 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 00mdirect

C$ 783Multiple Airlines

Recent last minute flight deals from Ontario to London

Sun, 6 Sep - Wed, 9 Sep

4:55 p.m. - 7:55 a.m.YTZ Toronto Island-LGW London Gatwick

10h 00m1 stop Ottawa

11:35 a.m. - 8:11 p.m.LGW London Gatwick-YTZ Toronto Island

13h 36m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 813Air Transat

Sun, 6 Sep - Tue, 6 Oct

2:15 p.m. - 9:50 a.m.YOW Ottawa-LGW London Gatwick

14h 35m1 stop Montreal Pierre Elliott Trudeau Intl

12:40 p.m. - 8:05 a.m.LGW London Gatwick-YOW Ottawa

24h 25m1 stop Toronto Pearson Intl

C$ 823Air Transat

Fri, 4 Sep - Fri, 11 Sep

11:15 p.m. - 11:20 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

31h 05m1 stop Montreal Pierre Elliott Trudeau Intl

11:35 a.m. - 6:24 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

11h 49m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 874Porter Airlines

Sat, 5 Sep - Wed, 9 Sep

6:10 p.m. - 11:20 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

12h 10m1 stop Montreal Pierre Elliott Trudeau Intl

11:35 a.m. - 6:24 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

11h 49m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 883Porter Airlines

Wed, 2 Sep - Tue, 15 Sep

10:20 p.m. - 10:55 p.m.YUL Montreal Pierre Elliott Trudeau Intl-LGW London Gatwick

19h 35m1 stop Bordeaux

6:45 p.m. - 10:45 a.m.LGW London Gatwick-YUL Montreal Pierre Elliott Trudeau Intl

21h 00m1 stop Bordeaux

C$ 912Multiple Airlines

Thu, 3 Sep - Mon, 7 Sep

7:35 a.m. - 10:05 p.m.YYZ Toronto Pearson Intl-LGW London Gatwick

33h 30m2 stops Halifax Intl Paris Charles de Gaulle

7:45 a.m. - 10:00 a.m.LGW London Gatwick-YYZ Toronto Pearson Intl

31h 15m2 stops Paris Charles de Gaulle Halifax Intl

C$ 926Multiple Airlines

Sun, 6 Sep - Wed, 16 Sep

11:10 p.m. - 11:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

31h 35m1 stop Reykjavik Keflavik Intl

3:40 p.m. - 10:05 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

11h 25m1 stop Reykjavik Keflavik Intl

C$ 927Icelandair

Sun, 6 Sep - Wed, 16 Sep

11:10 p.m. - 11:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

31h 35m1 stop Reykjavik Keflavik Intl

3:40 p.m. - 10:05 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

11h 25m1 stop Reykjavik Keflavik Intl

C$ 1,121Icelandair

Thu, 3 Sep - Thu, 10 Sep

6:20 p.m. - 9:25 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

10h 05m1 stop St John's

10:45 a.m. - 5:15 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

11h 30m1 stop Halifax Intl

C$ 1,168WestJet

Sun, 6 Sep - Sun, 13 Sep

6:20 p.m. - 9:25 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

10h 05m1 stop St John's

10:45 a.m. - 9:45 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

16h 00m1 stop Halifax Intl

C$ 1,170WestJet

Recent direct flight deals from Ontario to London

Tue, 15 Sep - Tue, 22 Sep

7:40 p.m. - 7:55 a.m.YOW Ottawa-LGW London Gatwick

7h 15mdirect

9:40 a.m. - 12:40 p.m.LGW London Gatwick-YOW Ottawa

8h 00mdirect

C$ 690Air Transat

Tue, 15 Sep - Tue, 22 Sep

7:40 p.m. - 7:55 a.m.YOW Ottawa-LGW London Gatwick

7h 15mdirect

9:40 a.m. - 12:40 p.m.LGW London Gatwick-YOW Ottawa

8h 00mdirect

C$ 690Air Transat

Tue, 15 Sep - Fri, 18 Sep

7:40 p.m. - 7:55 a.m.YOW Ottawa-LGW London Gatwick

7h 15mdirect

9:40 a.m. - 12:40 p.m.LGW London Gatwick-YOW Ottawa

8h 00mdirect

C$ 690Air Transat

Tue, 15 Sep - Fri, 18 Sep

7:40 p.m. - 7:55 a.m.YOW Ottawa-LGW London Gatwick

7h 15mdirect

9:40 a.m. - 12:40 p.m.LGW London Gatwick-YOW Ottawa

8h 00mdirect

C$ 690Air Transat

Tue, 15 Sep - Tue, 22 Sep

7:40 p.m. - 7:55 a.m.YOW Ottawa-LGW London Gatwick

7h 15mdirect

9:40 a.m. - 12:40 p.m.LGW London Gatwick-YOW Ottawa

8h 00mdirect

C$ 730Porter Airlines

Sun, 8 Nov - Sun, 15 Nov

9:35 p.m. - 9:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 781Porter Airlines

Fri, 26 Feb - Sun, 7 Mar

9:35 p.m. - 9:45 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

7h 10mdirect

11:40 a.m. - 3:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 20mdirect

C$ 781Porter Airlines

Tue, 15 Sep - Sun, 20 Sep

10:05 p.m. - 9:50 a.m.YUL Montreal Pierre Elliott Trudeau Intl-LGW London Gatwick

6h 45mdirect

11:35 a.m. - 2:15 p.m.LGW London Gatwick-YUL Montreal Pierre Elliott Trudeau Intl

7h 40mdirect

C$ 816Multiple Airlines

Tue, 15 Sep - Wed, 23 Sep

10:05 p.m. - 9:50 a.m.YUL Montreal Pierre Elliott Trudeau Intl-LGW London Gatwick

6h 45mdirect

11:35 a.m. - 2:15 p.m.LGW London Gatwick-YUL Montreal Pierre Elliott Trudeau Intl

7h 40mdirect

C$ 816Multiple Airlines

Tue, 22 Sep - Fri, 25 Sep

10:05 p.m. - 9:50 a.m.YUL Montreal Pierre Elliott Trudeau Intl-LGW London Gatwick

6h 45mdirect

11:35 a.m. - 2:15 p.m.LGW London Gatwick-YUL Montreal Pierre Elliott Trudeau Intl

7h 40mdirect

C$ 817Multiple Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	C$ 334

Best time to beat the crowds (22% less expensive on average)

Most popular time to fly (15% more expensive on average)

Flight from Ottawa to London Gatwick Airport

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 round-trip 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.

Hounslow

Gatwick

Reading

Brighton

Hayes

Wembley

Guildford

Croydon

Harrow

Slough

Ilford

Winchester

Bedford

Canterbury

Crawley

Dover

Milton Keynes

Horley

Richmond

Brentford

Everything you need to know for your flight to London

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on your arrival and departure airports

London Gatwick Airport (LGW)

LGW

C$ 334 Find Cheap Flights from Ontario to London Gatwick Airport – Compare and Save

Cheap Flights from Ontario to London

Recent round-trip flight deals from Ontario to London

Recent one-way flight deals from Ontario to London

Recent last minute flight deals from Ontario to London

Recent direct flight deals from Ontario to London

Good to know

Low season

High season

Cheapest flight

FAQs for booking Ontario to London Gatwick Airport flights

Travelling to a place near London?

Everything you need to know for your flight to London

Information on your arrival and departure airports

Cabin class types available on flights to London

Complete your trip to London with a hotel stay or car rental

Find direct flights for London

Flights to other popular destinations

Flights from domestic origins to Ontario

Choose which airport to fly into in London

Find deals for your return flight