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Cheap flights from London Gatwick Airport to Ontario from £222

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YYZ
2 Sep — 9 Sep1
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 3 August 2026.

Thu 10/911:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Fri 18/912:00
YUL
-
LGW
2 stops14h 55m
Air Transat
Deal found 30/7£391
Wed 2/909:40
LGW
-
YUL
1 stop12h 22m
Air Transat
Wed 9/922:05
YUL
-
LGW
Nonstop6h 45m
Air Transat
Deal found 30/7£392
Sun 4/1011:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Fri 16/1020:35
YUL
-
LGW
1 stop9h 10m
Air Transat
Deal found 31/7£393
Fri 4/912:40
LGW
-
YUL
1 stop11h 50m
Air Transat
Thu 10/920:35
YUL
-
LGW
1 stop9h 10m
Air Transat
Deal found 1/8£394
Mon 28/909:40
LGW
-
YUL
1 stop12h 22m
Air Transat
Thu 22/1022:05
YUL
-
LGW
Nonstop6h 45m
Air Transat
Deal found 30/7£394
Wed 16/911:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Wed 23/920:35
YUL
-
LGW
1 stop30h 20m
Air Transat
Deal found 2/8£395
Mon 28/909:40
LGW
-
YUL
1 stop15h 50m
Air Transat
Fri 2/1020:35
YUL
-
LGW
1 stop30h 20m
Air Transat
Deal found 31/7£396
Mon 24/811:35
LGW
-
YTZ
1 stop25h 20m
Air Transat
Mon 7/920:45
YTZ
-
LGW
1 stop30h 10m
Air Transat
Deal found 29/7£397
Sun 4/1012:40
LGW
-
YUL
1 stop11h 52m
Air Transat
Mon 12/1017:00
YUL
-
LGW
1 stop12h 45m
Air Transat
Deal found 31/7£397
Wed 9/911:35
LGW
-
YYZ
1 stop11h 53m
Air Transat
Thu 10/918:10
YYZ
-
LGW
1 stop10h 40m
Air Transat
Deal found 29/7£397
Thu 27/811:35
LGW
-
YTZ
1 stop25h 20m
Air Transat
Thu 10/916:55
YTZ
-
LGW
1 stop11h 55m
Air Transat
Deal found 30/7£397
Sat 5/911:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Wed 16/914:55
YUL
-
LGW
1 stop14h 50m
Air Transat
Deal found 2/8£397

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 3 August 2026.

Round-trip from

£391

One-way from

£222

Popular in

August

Cheapest in

February

Average price

£580

Good round-trip deal

£463 or less

Good one-way deal

£297 or less
Air Transat
  • Air Transat
  • 10/9-18/9
  • 2 total stops
  • 22h 35m total
  • London to Ontario
Search Deals
22/9
  • 22/9
  • 3 total stops
  • 21h 25m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£36 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 3 August 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sat 17/10

09:40-12:45

Nonstop8h 05m

Toronto Pearson Intl

Fri 30/10

22:35-09:45

Nonstop7h 10m

£417

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sat 12/9

09:40-00:25

1 stop19h 45m

Ottawa

Sat 26/9

07:00-10:45

1 stop22h 45m

£430

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Tue 1/9

10:35-23:30

2 stops17h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 15/9

19:00-09:25

1 stop9h 25m

£433

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Sun 13/9

09:40-12:40

Nonstop8h 00m

Ottawa

Wed 23/9

20:55-07:55

1 stop30h 00m

£446

LondonToronto

LGW - YKF

LGWYKF

London Gatwick

Thu 3/9

06:00-18:20

2 stops17h 20m

Toronto Region of Waterloo Intl

Sun 6/9

16:05-22:40

2 stops25h 35m

£463

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Thu 20/8

11:35-20:15

1 stop13h 40m

Toronto Island

Mon 7/9

20:55-07:55

1 stop30h 00m

£486

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 16/12

09:35-14:45

2 stops34h 10m

Toronto Pearson Intl

Thu 7/1

17:30-20:35

2 stops22h 05m

£492

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Sun 30/8

09:40-16:33

1 stop11h 53m

Toronto Island

Fri 4/9

16:55-07:55

1 stop10h 00m

£508

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Thu 10/9

18:35-17:50

2 stops28h 15m

Toronto Island

Thu 17/9

20:45-07:55

1 stop30h 10m

£513

LondonLondon

LGW - YXU

LGWYXU

London Gatwick

Tue 15/9

18:35-17:43

3 stops28h 08m

London

Tue 22/9

15:30-17:50

2 stops21h 20m

£518

Flights are sorted by cheapest return flights first.

Deals found on 1/8

Showing 1-10 of 60 resultsSorted by cheapest first
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2
3
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6

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 £377). Flying from London Gatwick Airport to Region of Ontario in August is currently the most expensive (average of £602). 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 3 August 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?

Airfare is below average for this route at the moment.
London Gatwick Airport to Region of Ontario flights typically cost between £536 and £700 in September.
The cheapest return price found within the last 5 days was £397 on Air Transat (9 Sept–10 Sept).

How far ahead should I book a flight from London Gatwick Airport to Region of Ontario?

To ensure you get the cheapest price possible for a flight from London Gatwick Airport to Region of Ontario, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 3 August 2026.
Get a feel of what it's like to fly with Air Transat,Virgin Atlantic, andWestJet 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
7.8
Good
569 reviews
Check prices

Overall

7.8

Boarding

8.0

Food

6.8

Comfort

7.3

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Transat
7.8
Good
569 reviews
Air Transat
7.8
Good
569 reviews
Check prices

Overall

7.8

Boarding

8.0

Food

6.8

Comfort

7.3

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Virgin Atlantic
7.5
Good
694 reviews
Air Transat
7.8
Good
569 reviews
Check prices

Overall

7.8

Boarding

8.0

Food

6.8

Comfort

7.3

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
WestJet
7.2
Good
3,424 reviews
Air Transat
7.8
Good
569 reviews
Check prices

Overall

7.8

Boarding

8.0

Food

6.8

Comfort

7.3

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Canada
7.1
Good
11,420 reviews
Air Transat
7.8
Good
569 reviews
Check prices

Overall

7.8

Boarding

8.0

Food

6.8

Comfort

7.3

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Icelandair
7.0
Good
720 reviews
Air Transat
7.8
Good
569 reviews
Check prices

Overall

7.8

Boarding

8.0

Food

6.8

Comfort

7.3

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

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 £417, Air Transat can have you in Region of Ontario from London Gatwick Airport in 8h 05m. 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 £714 for a flight from London Gatwick Airport to Region of Ontario. The cheapest flight overall is £286 while the most popular route, (London Gatwick - Toronto Pearson Intl) is currently priced at £318.

  • 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 £377). Flying from London Gatwick Airport to Region of Ontario in August is currently the most expensive (average of £602). 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

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Alternative routes for Gatwick to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Pearson Intl flights
Heathrow to Vancouver Intl flights
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Gatwick to Vancouver Intl flights
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London City to Pearson Intl flights
Heathrow to Pierre Elliott Trudeau Intl flights
Heathrow to Toronto Island flights
Heathrow to Calgary flights
London City to Vancouver Intl flights
Luton to Pearson Intl flights
Stansted to Vancouver Intl flights
Gatwick to Toronto Island flights
Gatwick to Pierre Elliott Trudeau Intl flights
Heathrow to Abbotsford flights
Stansted to Pierre Elliott Trudeau Intl flights
Gatwick to Calgary flights
Heathrow to Halifax flights
Luton to Pierre Elliott Trudeau Intl flights
London City to Calgary flights
London City to Pierre Elliott Trudeau Intl flights
Stansted to Calgary flights
Southend to Pearson Intl flights
Luton to Calgary flights
Luton to Vancouver Intl flights
Heathrow to Ottawa flights
Heathrow to Edmonton flights
Gatwick to Halifax flights
Heathrow to Victoria flights
Stansted to Halifax flights
Gatwick to Ottawa flights
London City to Halifax flights
Luton to Halifax flights
Gatwick to Victoria flights
London City to Ottawa flights
Heathrow to Winnipeg flights
Gatwick to Edmonton flights
Stansted to Ottawa flights
Heathrow to St. John's flights
London City to Edmonton flights
Stansted to Edmonton flights
Gatwick to St. John's flights
London City to Victoria flights
Gatwick to Winnipeg flights
Heathrow to Kelowna flights
London City to Winnipeg flights
Gatwick to Abbotsford flights
Heathrow to Saskatoon flights

Top 6 airlines flying from Gatwick to Ontario

Discover the top 6 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 3 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£175Average£379FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IcelandairCheapest£271Average£424FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapest£338Average£508FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Air CanadaCheapest£378Average£684FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£411Average£480FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
WestJetCheapest£412Average£552FlexibilityNo 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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