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Cheap flights from Ontario to London from C$ 267

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to London departing on 6/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to London

Cheap round-trip flights

Air Transat Logo
10:05 p.m. - 9:50 a.m.YUL-LGW
6h 45mdirect
Air Transat Logo
12:40 p.m. - 7:20 p.m.LGW-YUL
11h 40m1 stop
C$ 582Air Transat
Find Deal
Thu, 18 Sep - Thu, 25 Sep
TAP AIR PORTUGAL Logo
10:45 p.m. - 3:45 p.m.YYZ-LGW
12h 00m1 stop
TAP AIR PORTUGAL Logo
9:05 a.m. - 9:15 p.m.LGW-YYZ
17h 10m2 stops
C$ 622TAP AIR PORTUGAL
Find Deal
Fri, 28 Nov - Sun, 30 Nov
Logo
6:00 p.m. - 9:50 a.m.YYZ-LGW
10h 50m1 stop
Logo
2:00 p.m. - 12:25 a.m.LGW-YYZ
15h 25m1 stop
C$ 655
Find Deal
Mon, 6 Oct - Mon, 3 Nov
Logo
6:00 p.m. - 9:50 a.m.YYZ-LGW
10h 50m1 stop
Logo
2:00 p.m. - 12:25 a.m.LGW-YYZ
15h 25m1 stop
C$ 664
Find Deal
Mon, 6 Oct - Mon, 3 Nov
Porter Airlines Logo
6:55 p.m. - 9:50 a.m.YTZ-LGW
9h 55m1 stop
Porter Airlines Logo
11:35 a.m. - 6:10 p.m.LGW-YTZ
11h 35m1 stop
C$ 704Porter Airlines
Find Deal
Mon, 6 Oct - Tue, 14 Oct
Porter Airlines Logo
6:55 p.m. - 9:50 a.m.YTZ-LGW
9h 55m1 stop
Porter Airlines Logo
11:35 a.m. - 6:10 p.m.LGW-YTZ
11h 35m1 stop
C$ 706Porter Airlines
Find Deal
Mon, 15 Sep - Tue, 23 Sep
Icelandair Logo
7:40 p.m. - 10:55 a.m.YYZ-LGW
10h 15m1 stop
Icelandair Logo
11:55 a.m. - 6:15 p.m.LGW-YYZ
11h 20m1 stop
C$ 722Icelandair
Find Deal
Mon, 3 Nov - Fri, 14 Nov
Icelandair Logo
7:40 p.m. - 10:55 a.m.YYZ-LGW
10h 15m1 stop
Icelandair Logo
11:55 a.m. - 6:15 p.m.LGW-YYZ
11h 20m1 stop
C$ 723Icelandair
Find Deal
Mon, 3 Nov - Fri, 14 Nov
SWISS Logo
4:40 p.m. - 5:50 p.m.YUL-LGW
20h 10m1 stop
SWISS Logo
6:35 p.m. - 3:00 p.m.LGW-YUL
25h 25m1 stop
C$ 751SWISS
Find Deal
Tue, 7 Oct - Tue, 14 Oct
SWISS Logo
3:50 p.m. - 5:50 p.m.YXU-LGW
45h 00m2 stops
SWISS Logo
6:40 p.m. - 9:27 p.m.LGW-YXU
31h 47m2 stops
C$ 1,375SWISS
Find Deal
Thu, 25 Sep - Thu, 2 Oct

Air Transat flights from Region of Ontario to London Gatwick Airport

Our best Air Transat deals on Region of Ontario to London Gatwick Airport flight tickets
Air Transat
18 Sep
YUL10:05 p.m.Montreal Pierre Elliott Trudeau Intl
6h 45m
LGW9:50 a.m.London Gatwick
25 Sep
LGW12:40 p.m.London Gatwick
11h 40m
1 stop
YUL7:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 582
Find similar
Air Transat
18 Sep
YUL4:00 p.m.Montreal Pierre Elliott Trudeau Intl
10h 50m
1 stop
LGW7:50 a.m.London Gatwick
25 Sep
LGW12:40 p.m.London Gatwick
11h 40m
1 stop
YUL7:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 629
Find similar
Air Transat
19 Sep
YYZ10:45 p.m.Toronto Pearson Intl
7h 00m
LGW10:45 a.m.London Gatwick
24 Sep
LGW12:40 p.m.London Gatwick
8h 00m
YYZ3:40 p.m.Toronto Pearson Intl
C$ 652
Find similar

TAP AIR PORTUGAL flights from Region of Ontario to London Gatwick Airport

Our best TAP AIR PORTUGAL deals on Region of Ontario to London Gatwick Airport flight tickets
TAP AIR PORTUGAL
28 Nov
YYZ10:45 p.m.Toronto Pearson Intl
12h 00m
1 stop
LGW3:45 p.m.London Gatwick
30 Nov
LGW9:05 a.m.London Gatwick
17h 10m
2 stops
YYZ9:15 p.m.Toronto Pearson Intl
C$ 622
Find similar
TAP AIR PORTUGAL
10 Nov
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
13h 00m
1 stop
LGW3:45 p.m.London Gatwick
21 Nov
LGW10:40 a.m.London Gatwick
14h 35m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 652
Find similar
TAP AIR PORTUGAL
5 Dec
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
13h 00m
1 stop
LGW3:45 p.m.London Gatwick
12 Dec
LGW10:40 a.m.London Gatwick
14h 35m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 671
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to London Gatwick Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 11 August 2025.
Use the filters below to find and compare flights from Ontario to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Thu 18/9

10:05 p.m.-9:50 a.m.

Nonstop6h 45m

London Gatwick

Thu 25/9

12:40 p.m.-7:20 p.m.

1 stop11h 40m

C$ 582

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Fri 28/11

10:45 p.m.-3:45 p.m.

1 stop12h 00m

London Gatwick

Sun 30/11

9:05 a.m.-9:15 p.m.

2 stops17h 10m

C$ 622

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 6/10

6:00 p.m.-9:50 a.m.

1 stop10h 50m

London Gatwick

Mon 3/11

2:00 p.m.-12:25 a.m.

1 stop15h 25m

C$ 655

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 6/10

6:00 p.m.-9:50 a.m.

1 stop10h 50m

London Gatwick

Mon 3/11

2:00 p.m.-12:25 a.m.

1 stop15h 25m

C$ 664

TorontoLondon

YTZ - LGW

YTZLGW

Toronto Island

Mon 6/10

6:55 p.m.-9:50 a.m.

1 stop9h 55m

London Gatwick

Tue 14/10

11:35 a.m.-6:10 p.m.

1 stop11h 35m

C$ 704

TorontoLondon

YTZ - LGW

YTZLGW

Toronto Island

Mon 15/9

6:55 p.m.-9:50 a.m.

1 stop9h 55m

London Gatwick

Tue 23/9

11:35 a.m.-6:10 p.m.

1 stop11h 35m

C$ 706

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 3/11

7:40 p.m.-10:55 a.m.

1 stop10h 15m

London Gatwick

Fri 14/11

11:55 a.m.-6:15 p.m.

1 stop11h 20m

C$ 722

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 3/11

7:40 p.m.-10:55 a.m.

1 stop10h 15m

London Gatwick

Fri 14/11

11:55 a.m.-6:15 p.m.

1 stop11h 20m

C$ 723

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Tue 7/10

4:40 p.m.-5:50 p.m.

1 stop20h 10m

London Gatwick

Tue 14/10

6:35 p.m.-3:00 p.m.

1 stop25h 25m

C$ 751

LondonLondon

YXU - LGW

YXULGW

London

Thu 25/9

3:50 p.m.-5:50 p.m.

2 stops45h 00m

London Gatwick

Thu 2/10

6:40 p.m.-9:27 p.m.

2 stops31h 47m

C$ 1,375

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Region of Ontario to London Gatwick Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

If you are unable to visit London Gatwick Airport during the month of February, then departing from Region of Ontario during the month March is also very affordable. Most momondo users find prices during this month for around C$ 719.

What is the cheapest day to depart on your flight to London Gatwick Airport?

The cheapest day to depart on your flight to London Gatwick Airport is on a Sunday when prices can be found for as low as C$ 761. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Region of Ontario because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 883.

What is the cheapest time of day to depart on your flight to London Gatwick Airport?

Our most recent data shows that the best time of day to fly to London Gatwick Airport is in the evening. Flights from Region of Ontario to London Gatwick Airport during this time can be as low as C$ 836. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 898 on average. Flights to London Gatwick Airport from Region of Ontario at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Ontario to London Gatwick flight route?

Fly from Toronto Pearson Intl to London Gatwick for the best Ontario - London Gatwick flight prices

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

You are more likely to see cheaper flights to London Gatwick Airport from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around C$ 840 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Gatwick Airport from Region of Ontario for as low as C$ 728 on momondo.

What cabin class options are available on Ontario to London Gatwick flights?

There are 3 cabin classes available to choose from on Ontario to London Gatwick flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Region of Ontario to London Gatwick Airport flights?

You could potentially save up to 6% on your flight if you consider stops on a Region of Ontario to London Gatwick Airport flight.

Cheap Region of Ontario to London Gatwick Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to London Gatwick Airport

Best price found

C$ 267

Fastest flight time

6h 45m

Direct flights

Every day
The best one-way flight to London Gatwick Airport from Region of Ontario in the past 72 hours is C$ 267. The best round-trip flight deal from Region of Ontario to London Gatwick Airport found on momondo in the last 72 hours is C$ 582.
The fastest flight from Region of Ontario to London Gatwick Airport takes 6h 45m
Direct flights go from Region of Ontario to London Gatwick Airport every day.
Search flight deals

  • When did momondo last update prices for flights from Ontario to London Gatwick Airport?

    Prices for flights from Ontario to London Gatwick Airport are updated daily.

  • How many operators does momondo search for flights from Ontario to London Gatwick Airport?

  • How old do you have to be to fly from Ontario to London Gatwick Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to London Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The travel and health documents required for your trip to London Gatwick Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Gatwick Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Region of Ontario to London Gatwick Airport?

Best airlines flying from Region of Ontario to London Gatwick Airport

Compare and see reviews for airlines that fly from Region of Ontario to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
Air TransatPriceFrom C$ 575Free CancellationRating
7.7
425 reviews
Search Air Transat flights
TAP AIR PORTUGALPriceFrom C$ 606Free CancellationRating
7.1
1,944 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom C$ 639Free CancellationRating
7.0
526 reviews
Search Icelandair flights
Porter AirlinesPriceFrom C$ 656Free CancellationRating
8.0
330 reviews
Search Porter Airlines flights
WestJetPriceFrom C$ 704Free CancellationRating
7.2
3,007 reviews
Search WestJet flights
LufthansaPriceFrom C$ 706Free CancellationRating
6.8
7,302 reviews
Search Lufthansa flights
Air CanadaPriceFrom C$ 706Free CancellationRating
7.1
9,915 reviews
Search Air Canada flights
British AirwaysPriceFrom C$ 717Free CancellationRating
6.6
7,261 reviews
Search British Airways flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Ipswich
Gatwick
Dartford
Canterbury
Crawley
Ilford
Wembley
Maidstone
Chelmsford
Wokingham
Feltham
Hayes
Uxbridge
Waterlooville
Newport
Basingstoke
Milton Keynes
Dover
Worthing

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to London?

It is quick and easy to find Ontario to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Ontario to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to London?

momondo helps you find the best flight between Ontario and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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