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Cheap flights from London Gatwick Airport to Ontario from £166

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YYZ
3 Mar — 10 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Ontario
Explore the most affordable flight options available from Gatwick to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 February 2026.

Wed 25/211:40
LGW
-
YYZ
Nonstop8h 20m
Air Transat
Sun 15/322:35
YYZ
-
LGW
Nonstop7h 10m
Air Transat
Deal found 31/1£318
Sat 28/211:40
LGW
-
YYZ
Nonstop8h 20m
Air Transat
Sat 7/321:35
YYZ
-
LGW
Nonstop7h 10m
Air Transat
Deal found 31/1£318
Wed 18/211:40
LGW
-
YYZ
Nonstop8h 20m
Air Transat
Wed 25/221:35
YYZ
-
LGW
Nonstop7h 10m
Air Transat
Deal found 31/1£319
Tue 3/311:55
LGW
-
YYZ
1 stop11h 20m
Icelandair
Tue 10/320:40
YYZ
-
LGW
1 stop10h 15m
Icelandair
Deal found 30/1£320
Mon 16/311:40
LGW
-
YYZ
Nonstop8h 20m
Air Transat
Mon 23/322:35
YYZ
-
LGW
Nonstop7h 10m
Air Transat
Deal found 30/1£321
Fri 20/211:55
LGW
-
YYZ
1 stop11h 20m
Icelandair
Sun 1/319:40
YYZ
-
LGW
1 stop10h 15m
Icelandair
Deal found 31/1£321
Fri 15/509:40
LGW
-
YTZ
1 stop11h 53m
Air Transat
Fri 22/508:30
YTZ
-
LGW
1 stop18h 25m
Air Transat
Deal found 31/1£322
Fri 6/211:40
LGW
-
YYZ
Nonstop8h 20m
Air Transat
Sun 15/221:35
YYZ
-
LGW
Nonstop7h 10m
Air Transat
Deal found 31/1£322
Mon 27/415:40
LGW
-
YYZ
1 stop11h 25m
Icelandair
Fri 8/523:10
YYZ
-
LGW
1 stop31h 35m
Icelandair
Deal found 30/1£323
Wed 4/311:40
LGW
-
YYZ
Nonstop8h 20m
Air Transat
Tue 17/322:35
YYZ
-
LGW
Nonstop7h 10m
Air Transat
Deal found 30/1£323
Sat 7/211:40
LGW
-
YYZ
Nonstop8h 20m
Air Transat
Wed 25/221:35
YYZ
-
LGW
Nonstop7h 10m
Air Transat
Deal found 31/1£324
Sun 8/311:40
LGW
-
YYZ
Nonstop8h 20m
Air Transat
Thu 19/322:35
YYZ
-
LGW
Nonstop7h 10m
Air Transat
Deal found 30/1£325

Find flight deals from Gatwick to Ontario

Keep the following information in mind while searching for Gatwick to Ontario flight deals. Data was last updated 1 February 2026.

Round-trip from

£318

One-way from

£166

Popular in

December

Cheapest in

February

Average price

£351

Good round-trip deal

£369 or less

Good one-way deal

£282 or less
Air Transat
  • Air Transat
  • 25/2-15/3
  • Nonstop
  • 15h 30m total
  • London to Ontario
Search Deals
11/3
  • 11/3
  • 2 total stops
  • 34h 59m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£20 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from London Gatwick to Ontario.
Search Deals
Price to beat on a one-way flight from London Gatwick to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick to Ontario 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, Cheapflights users made 858,174 searches. Data last updated 1 February 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Ontario that are best for you.

Fly from

Gatwick

Fly to

Ontario

Route

Depart

Return

Price

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Wed 6/5

11:35-07:55

1 stop25h 20m

Toronto Island

Wed 13/5

20:55-09:50

1 stop31h 55m

£326

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sat 14/3

11:40-16:00

Nonstop8h 20m

Toronto Pearson Intl

Thu 19/3

22:35-09:45

Nonstop7h 10m

£328

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sat 14/3

11:40-16:00

Nonstop8h 20m

Toronto Pearson Intl

Fri 20/3

22:35-09:45

Nonstop7h 10m

£328

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 12/3

11:40-16:00

Nonstop8h 20m

Toronto Pearson Intl

Wed 18/3

22:35-09:45

Nonstop7h 10m

£329

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Wed 6/5

11:35-19:20

1 stop12h 45m

Toronto Island

Tue 12/5

18:55-09:50

1 stop9h 55m

£337

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Wed 13/5

11:35-07:55

1 stop25h 20m

Toronto Island

Tue 26/5

12:40-09:50

1 stop16h 10m

£339

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 15/4

15:40-22:05

1 stop11h 25m

Toronto Pearson Intl

Tue 21/4

20:45-14:40

1 stop12h 55m

£340

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Tue 28/4

12:40-16:00

Nonstop8h 20m

Toronto Pearson Intl

Sat 9/5

22:45-10:45

Nonstop7h 00m

£340

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 15/4

15:40-22:05

1 stop11h 25m

Toronto Pearson Intl

Wed 29/4

20:45-14:40

1 stop12h 55m

£342

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Tue 28/4

12:40-16:00

Nonstop8h 20m

Toronto Pearson Intl

Mon 4/5

23:15-09:50

1 stop29h 35m

£342

Flights are sorted by cheapest return flights first.

Deals found on 31/1

Showing 1-10 of 60 results
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Best time to book a flight from Gatwick to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Gatwick with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Gatwick Airport to Ontario

What is the cheapest month to book a flight from London Gatwick Airport to Region of Ontario?

Currently, February is the cheapest month in which you can book a flight from London Gatwick Airport to Region of Ontario (average of £249). Flying from London Gatwick Airport to Region of Ontario in December is currently the most expensive (average of £394). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LGW to ON?

Find hourly flight availability from Gatwick to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 February 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Gatwick Airport to Region of Ontario as you normally would.

How much does it cost for a return flight from London Gatwick Airport to Region of Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 1 February 2026.
Get a feel of what it's like to fly with Air Transat, Virgin Atlantic, andAir Canada from London Gatwick Airport to Ontario by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
502 reviews
Check prices

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

Crew

8.4

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.7
Good
502 reviews
Air Transat
7.7
Good
502 reviews
Check prices

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

Crew

8.4

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Virgin Atlantic
7.5
Good
678 reviews
Air Transat
7.7
Good
502 reviews
Check prices

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

Crew

8.4

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Canada
7.1
Good
10,668 reviews
Air Transat
7.7
Good
502 reviews
Check prices

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

Crew

8.4

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Icelandair
7.1
Good
606 reviews
Air Transat
7.7
Good
502 reviews
Check prices

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

Crew

8.4

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Lufthansa
6.8
Okay
7,758 reviews
Air Transat
7.7
Good
502 reviews
Check prices

Entertainment

7.0

Boarding

7.9

Comfort

7.3

Overall

7.7

Crew

8.4

Food

6.8

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Gatwick Airport to Region of Ontario?

    For as low as £340, Air Transat can have you in Region of Ontario from London Gatwick Airport in 11h 25m. The distance from London Gatwick Airport to Region of Ontario is about 3563 mi. This flight may include one or multiple stops.

  • What are the most popular routes from London Gatwick Airport to Region of Ontario?

    While some choose either London Gatwick - Toronto Island or London Gatwick - Montreal Pierre Elliott Trudeau Intl, London Gatwick - Toronto Pearson Intl is the most popular route from London Gatwick Airport to Region of Ontario.

  • What are the cheapest flights from London Gatwick Airport to Region of Ontario?

    On average you can expect to pay £652 for a flight from London Gatwick Airport to Region of Ontario. The cheapest flight overall is £249 while the most popular route, (London Gatwick - Toronto Pearson Intl) is currently priced at £303.

  • Can I find deals for flights from Gatwick to Ontario that include hotel bookings?

    Yes. In addition to deals on Gatwick to Ontario flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Gatwick to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to Ontario.

  • Can I find deals for business class flights from Gatwick to Ontario?

    Yes. Cheapflights offers flight deals from Gatwick to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Gatwick Airport to Region of Ontario?

    Currently, February is the cheapest month in which you can book a flight from London Gatwick Airport to Region of Ontario (average of £249). Flying from London Gatwick Airport to Region of Ontario in December is currently the most expensive (average of £394). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Gatwick to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Heathrow to Pearson Intl flights
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Luton to Pierre Elliott Trudeau Intl flights
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Top 7 airlines flying from Gatwick to Ontario

Discover the top 7 airlines that operate flights from Gatwick to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 1 February 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£288Average£390FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapest£298Average£378FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapest£301Average£465FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
LufthansaCheapest£346Average£473FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£350Average£407FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£373Average£408FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
WestJetCheapest£376Average£517FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Gatwick to Ontario?

Cheapflights makes it easy to find Gatwick to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Gatwick to Ontario?

Millions of users choose and trust Cheapflights to book the best flight deals from Gatwick to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Gatwick to Ontario with no change fees?

Yes! Cheapflights helps users easily find flights from Gatwick to Ontario with no change fees.

Can Cheapflights notify me if prices for flights from Gatwick to Ontario become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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