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$ 343 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

Mon, 28 Sep - Mon, 5 Oct

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

19h 45m1 stop Toronto Pearson Intl

9:40 a.m. - 12:25 a.m.LGW London Gatwick-YOW Ottawa

19h 45m1 stop Toronto Pearson Intl

C$ 690Air 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$ 690Air Transat

Mon, 28 Sep - Mon, 12 Oct

4:00 p.m. - 10:45 a.m.YOW Ottawa-LGW London Gatwick

13h 45m1 stop Toronto Pearson Intl

9:40 a.m. - 12:25 a.m.LGW London Gatwick-YOW Ottawa

19h 45m1 stop Toronto Pearson Intl

C$ 729Porter Airlines

Sun, 11 Oct - Fri, 23 Oct

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

7h 15mdirect

12:40 p.m. - 12:25 a.m.LGW London Gatwick-YOW Ottawa

16h 45m1 stop Toronto Pearson Intl

C$ 757Porter Airlines

Sat, 7 Nov - Wed, 18 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$ 776Icelandair

Sun, 10 Jan - Sun, 17 Jan

10:45 p.m. - 3:45 p.m.YYZ Toronto Pearson Intl-LGW London Gatwick

12h 00m1 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$ 776TAP AIR PORTUGAL

Fri, 2 Oct - Tue, 20 Oct

11:55 p.m. - 5:10 p.m.YYZ Toronto Pearson Intl-LGW London Gatwick

12h 15m1 stop Dublin

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

8h 00mdirect

C$ 776Multiple Airlines

Thu, 1 Oct - Thu, 8 Oct

11:55 p.m. - 9:25 p.m.YYZ Toronto Pearson Intl-LGW London Gatwick

16h 30m1 stop Dublin

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

8h 00mdirect

C$ 776Multiple Airlines

Thu, 19 Nov - Mon, 23 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$ 778Icelandair

Sat, 28 Nov - Sat, 12 Dec

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

11h 20m1 stop Lisbon Humberto Delgado

4:35 p.m. - 2:40 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

27h 05m1 stop Lisbon Humberto Delgado

C$ 778TAP AIR PORTUGAL

Recent last minute flight deals from Ontario to London

Sun, 13 Sep - Sun, 20 Sep

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

14h 35m1 stop Montreal Pierre Elliott Trudeau Intl

11:35 a.m. - 5:35 p.m.LGW London Gatwick-YOW Ottawa

11h 00m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 697Air Transat

Sun, 13 Sep - Sun, 20 Sep

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

14h 35m1 stop Montreal Pierre Elliott Trudeau Intl

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

8h 00mdirect

C$ 701Air Transat

Wed, 9 Sep - Wed, 16 Sep

6:00 p.m. - 9:50 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

10h 50m1 stop Montreal Pierre Elliott Trudeau Intl

11:35 a.m. - 10:00 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

15h 25m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 776Porter Airlines

Wed, 9 Sep - Sat, 19 Sep

6:00 p.m. - 9:50 a.m.YYZ Toronto Pearson Intl-LGW London Gatwick

10h 50m1 stop Montreal Pierre Elliott Trudeau Intl

11:35 a.m. - 5:40 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

11h 05m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 776Porter Airlines

Sun, 13 Sep - Mon, 21 Sep

11:55 p.m. - 5:55 p.m.YYZ Toronto Pearson Intl-LGW London Gatwick

13h 00m1 stop Dublin

9:40 a.m. - 12:45 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 05mdirect

C$ 813Multiple Airlines

Sun, 13 Sep - Mon, 21 Sep

11:55 p.m. - 5:55 p.m.YYZ Toronto Pearson Intl-LGW London Gatwick

13h 00m1 stop Dublin

9:40 a.m. - 12:45 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 05mdirect

C$ 816Multiple Airlines

Fri, 11 Sep - Tue, 15 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$ 968WestJet

Fri, 11 Sep - Tue, 15 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$ 973WestJet

Fri, 11 Sep - Thu, 17 Sep

11:10 p.m. - 2:40 p.m.YYZ Toronto Pearson Intl-LGW London Gatwick

10h 30m1 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$ 988Icelandair

Fri, 11 Sep - Fri, 18 Sep

11:10 p.m. - 2:40 p.m.YYZ Toronto Pearson Intl-LGW London Gatwick

10h 30m1 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$ 1,276Icelandair

Recent direct flight deals from Ontario to London

Sun, 4 Oct - Sun, 11 Oct

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$ 744Air Transat

Sun, 20 Sep - Fri, 25 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$ 746Air Transat

Sun, 20 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$ 746Air Transat

Sun, 20 Sep - Sun, 27 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$ 746Air Transat

Thu, 1 Oct - Sat, 3 Oct

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

7h 00mdirect

9:40 a.m. - 12:45 p.m.LGW London Gatwick-YYZ Toronto Pearson Intl

8h 05mdirect

C$ 776Porter Airlines

Tue, 22 Sep - Wed, 4 Nov

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

7h 00mdirect

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

8h 20mdirect

C$ 776Porter Airlines

Sun, 10 Jan - Mon, 18 Jan

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$ 776Porter Airlines

Tue, 6 Oct - Thu, 8 Oct

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

7h 00mdirect

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

8h 00mdirect

C$ 873Multiple Airlines

Tue, 6 Oct - Tue, 13 Oct

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

7h 00mdirect

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

8h 00mdirect

C$ 881Multiple Airlines

Tue, 6 Oct - Tue, 13 Oct

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

7h 00mdirect

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

8h 00mdirect

C$ 905Multiple Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	C$ 343

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

More options for your flight to London

Add a hotel or car rental

Airports

Cabin class

Direct Flights

Origins

Other airports

Other destinations

Return flight

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

Car rentals in London

LGW

C$ 343 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?

More options for your flight to London

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

Information on your arrival and departure airports

Cabin class types available on flights to London

Find direct flights for London

Flights from domestic origins to Ontario

Choose which airport to fly into in London

Flights to other popular destinations

Find deals for your return flight