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Cheap flights from London Gatwick Airport to Ontario from £256

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 29/1. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YYZ
4 Jan — 11 Jan1
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 5 December 2025.

Fri 5/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Thu 15/121:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 2/12£399
Fri 5/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Tue 9/1221:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 4/12£401
Thu 4/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Wed 10/1221:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 4/12£402
Sat 6/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Tue 13/121:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 3/12£404
Mon 29/1211:55LGW - YYZ
1 stop11h 20mIcelandair
Fri 6/219:40YYZ - LGW
1 stop10h 15mIcelandair
Deal found 3/12£408
Sun 7/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Wed 10/1221:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 4/12£416
Sat 6/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Thu 15/121:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 3/12£419
Sun 7/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Sat 10/121:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 3/12£423
Fri 5/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Sat 10/121:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 3/12£430
Fri 5/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Wed 10/1221:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 3/12£432
Sun 7/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Sun 11/121:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 3/12£448
Tue 16/1208:15LGW - YUL
1 stop12h 30mMultiple Airlines
Wed 14/116:45YUL - LGW
2 stops18h 55mMultiple Airlines
Deal found 3/12£455

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 5 December 2025.

Round-trip from

£396

One-way from

£256

Popular in

December

Cheapest in

February

Average price

£565

Good round-trip deal

£427 or less

Good one-way deal

£369 or less
Air Transat
  • Air Transat
  • 23/5-6/6
  • 2 total stops
  • 61h 27m total
  • London to Ontario
Search Deals
29/1
  • 29/1
  • 3 total stops
  • 40h 40m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£21 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 5 December 2025.
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 - YYZ

LGWYYZ

London Gatwick

Wed 4/3

11:55-18:15

1 stop11h 20m

Toronto Pearson Intl

Fri 20/3

20:40-10:55

1 stop10h 15m

£399

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Tue 3/3

11:55-18:15

1 stop11h 20m

Toronto Pearson Intl

Sat 21/3

20:40-10:55

1 stop10h 15m

£399

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 16/1

11:55-18:15

1 stop11h 20m

Toronto Pearson Intl

Tue 20/1

19:40-10:55

1 stop10h 15m

£401

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 16/1

11:55-18:15

1 stop11h 20m

Toronto Pearson Intl

Mon 19/1

19:40-10:55

1 stop10h 15m

£401

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 14/5

12:40-15:40

Nonstop8h 00m

Toronto Pearson Intl

Sun 24/5

22:45-10:45

Nonstop7h 00m

£405

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sun 1/3

11:55-18:15

1 stop11h 20m

Toronto Pearson Intl

Mon 16/3

20:40-10:55

1 stop10h 15m

£407

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 18/2

09:30-12:05

1 stop31h 35m

Toronto Pearson Intl

Fri 27/2

19:10-12:00

1 stop11h 50m

£414

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sun 1/3

11:55-18:15

1 stop11h 20m

Toronto Pearson Intl

Fri 20/3

20:40-10:55

1 stop10h 15m

£432

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sun 1/3

11:55-18:15

1 stop11h 20m

Toronto Pearson Intl

Sat 21/3

20:40-10:55

1 stop10h 15m

£432

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sat 24/1

11:50-11:50

1 stop29h 00m

Toronto Pearson Intl

Sat 31/1

19:55-12:30

1 stop11h 35m

£437

Flights are sorted by cheapest return flights first.

Deals found on 3/12

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 £266). Flying from London Gatwick Airport to Region of Ontario in December is currently the most expensive (average of £396). 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 5 December 2025.

One of the essential ways to save on airfare from London Gatwick Airport to Region of Ontario is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 39% on airfare.

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 5 December 2025.
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
7.8
Good
480 reviews
Check prices

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Transat
7.8
Good
480 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Virgin Atlantic
7.5
Good
675 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Canada
7.1
Good
10,500 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Icelandair
7.0
Good
584 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Lufthansa
6.8
Okay
7,612 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Food

6.8

Comfort

7.3

Entertainment

7.1

Overall

7.8

Boarding

7.9

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.

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 £399, Icelandair can have you in Region of Ontario from London Gatwick Airport in 11h 20m. 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 £596 for a flight from London Gatwick Airport to Region of Ontario. The cheapest flight overall is £259 while the most popular route, (London Gatwick - Toronto Pearson Intl) is currently priced at £349.

  • 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 £266). Flying from London Gatwick Airport to Region of Ontario in December is currently the most expensive (average of £396). 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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London City to Vancouver Intl flights
Heathrow to Pierre Elliott Trudeau Intl flights
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Gatwick to Calgary flights
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Stansted to Vancouver Intl flights
Gatwick to Pierre Elliott Trudeau Intl flights
Heathrow to Halifax flights
London City to Pierre Elliott Trudeau Intl flights
Stansted to Pierre Elliott Trudeau Intl flights
Luton to Calgary flights
Luton to Pierre Elliott Trudeau Intl flights
Heathrow to Edmonton flights
Gatwick to Halifax flights
Luton to Vancouver Intl flights
Heathrow to Ottawa flights
Stansted to Calgary flights
Southend to Pearson Intl flights
Gatwick to Abbotsford flights
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Heathrow to Victoria flights
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London City to Halifax flights
Heathrow to Winnipeg flights
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London City to Edmonton flights
Heathrow to London flights
Gatwick to Kelowna flights
Gatwick to Winnipeg flights
Heathrow to St. John's flights
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London City to Kelowna flights
Gatwick to St. John's flights
Heathrow to Québec City flights
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Heathrow to Regina flights
Heathrow to Saskatoon flights

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 5 December 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£291Average£367FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapest£303Average£464FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Air CanadaCheapest£306Average£387FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Virgin AtlanticCheapest£349Average£417FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£355Average£487FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£360Average£418FlexibilityNo cancel feeOn-time70%
Search British Airways flights
WestJetCheapest£386Average£521FlexibilityNo 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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