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Cheap flights from London Gatwick Airport to Ontario from £213

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YYZ
27 Mar — 3 Apr1
1 adult

Cheap flight deals from Gatwick to Ontario

Keep the following information in mind while searching for Gatwick to Ontario flight deals. Data was last updated 22 March 2025.

Round-trip from

£327

One-way from

£213

Popular in

August

Cheapest in

February

Average price

£408

Good round-trip deal

£435 or less

Good one-way deal

£229 or less
Air Transat
  • Air Transat
  • 1/5-22/5
  • 1 total stop
  • 18h 15m total
  • London to Ontario
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18/6
  • 18/6
  • 2 total stops
  • 32h 21m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£49 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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.
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Find flight deals from Gatwick to Ontario

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 22 March 2025.

Thu 1/512:40LGW - YYZ
Nonstop8h 00mAir Transat
Thu 22/518:35YYZ - LGW
1 stop10h 15mAir Transat
Deal found 21/3£327
Fri 2/511:35LGW - YTZ
1 stop13h 25mAir Transat
Wed 21/521:00YTZ - LGW
1 stop31h 50mAir Transat
Deal found 21/3£329
Thu 1/513:00LGW - YYZ
1 stop11h 10mIcelandair
Sat 10/520:50YYZ - LGW
1 stop12h 50mIcelandair
Deal found 20/3£330
Tue 6/518:35LGW - YYZ
1 stop26h 50mSWISS
Tue 13/520:15YYZ - LGW
1 stop16h 35mSWISS
Deal found 22/3£345
Tue 3/620:35LGW - YYZ
2 stops25h 16mMultiple Airlines
Wed 18/619:30YYZ - LGW
1 stop8h 55mMultiple Airlines
Deal found 21/3£376
Tue 13/512:40LGW - YUL
1 stop12h 17mAir Transat
Tue 20/522:05YUL - LGW
Nonstop6h 45mAir Transat
Deal found 21/3£383
Thu 27/311:35LGW - YHM
2 stops34h 35mMultiple Airlines
Wed 2/419:00YHM - LGW
2 stops20h 10mMultiple Airlines
Deal found 21/3£383
Wed 7/518:35LGW - YUL
1 stop25h 25mSWISS
Wed 21/516:40YUL - LGW
1 stop20h 15mSWISS
Deal found 21/3£384
Wed 17/912:05LGW - YYZ
1 stop31h 00mITA Airways
Thu 25/917:00YYZ - LGW
1 stop13h 15mITA Airways
Deal found 21/3£395
Tue 10/608:15LGW - YUL
1 stop13h 00mMultiple Airlines
Mon 16/623:25YUL - LGW
1 stop14h 50mMultiple Airlines
Deal found 21/3£397
Sun 20/414:30LGW - YYZ
2 stops25h 35mFinnair
Sun 27/417:25YYZ - LGW
2 stops33h 45mFinnair
Deal found 21/3£438
Tue 6/510:45LGW - YYZ
1 stop11h 06mWestJet
Sat 17/517:35YYZ - LGW
1 stop10h 50mWestJet
Deal found 21/3£442

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 22 March 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

Thu 1/5

12:40-15:40

Nonstop8h 00m

Toronto Pearson Intl

Thu 22/5

18:35-09:50

1 stop10h 15m

£327

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Fri 2/5

11:35-20:00

1 stop13h 25m

Toronto Island

Wed 21/5

21:00-09:50

1 stop31h 50m

£329

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 1/5

13:00-19:10

1 stop11h 10m

Toronto Pearson Intl

Sat 10/5

20:50-14:40

1 stop12h 50m

£330

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Tue 6/5

18:35-16:25

1 stop26h 50m

Toronto Pearson Intl

Tue 13/5

20:15-17:50

1 stop16h 35m

£345

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Tue 3/6

20:35-16:51

2 stops25h 16m

Toronto Pearson Intl

Wed 18/6

19:30-09:25

1 stop8h 55m

£376

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Tue 13/5

12:40-19:57

1 stop12h 17m

Montreal Pierre Elliott Trudeau Intl

Tue 20/5

22:05-09:50

Nonstop6h 45m

£383

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Wed 7/5

18:35-15:00

1 stop25h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 21/5

16:40-17:55

1 stop20h 15m

£384

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 17/9

12:05-14:05

1 stop31h 00m

Toronto Pearson Intl

Thu 25/9

17:00-11:15

1 stop13h 15m

£395

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Tue 10/6

08:15-16:15

1 stop13h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 16/6

23:25-19:15

1 stop14h 50m

£397

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 1/5

10:45-16:51

1 stop11h 06m

Toronto Pearson Intl

Mon 2/6

19:30-09:25

1 stop8h 55m

£423

Flights are sorted by cheapest return flights first.

Deals found on 21/3

Showing 1-10 of 51 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, January is the cheapest month in which you can book a flight from London Gatwick Airport to Region of Ontario (average of £490). Flying from London Gatwick Airport to Region of Ontario in July is currently the most expensive (average of £708). 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 22 March 2025.

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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 inches per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 22 March 2025.
To help decide which airline to fly from London to Ontario, see what other customers have to say about Delta, Air Transat and Azores Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,892 reviews
Check prices

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very Good
7,892 reviews
Delta
8.0
Very Good
7,892 reviews
Check prices

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air Transat
7.8
Good
380 reviews
Delta
8.0
Very Good
7,892 reviews
Check prices

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Azores Airlines
7.6
Good
63 reviews
Delta
8.0
Very Good
7,892 reviews
Check prices

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very Good
7,892 reviews
Check prices

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
SWISS
7.5
Good
1,567 reviews
Delta
8.0
Very Good
7,892 reviews
Check prices

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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.

  • What are the cheapest airlines to fly from London Gatwick Airport to Region of Ontario one-way?

    One-way options have recently been found by users for as low as £226 on Air Transat. Other airlines that offer cheap prices include WestJet from £227 and TAP AIR PORTUGAL from £319 one-way.

  • 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 £985 for a flight from London Gatwick Airport to Region of Ontario. The cheapest flight overall is £148 while the most popular route, (London Gatwick - Toronto Pearson Intl) is currently priced at £297.

  • 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, January is the cheapest month in which you can book a flight from London Gatwick Airport to Region of Ontario (average of £490). Flying from London Gatwick Airport to Region of Ontario in July is currently the most expensive (average of £708). 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.
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Heathrow to Vancouver Intl flights
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Top 8 airlines flying from Gatwick to Ontario

Discover the top 8 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 22 March 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£271Average£518FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
IcelandairCheapest£299Average£370FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapest£323Average£524FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Virgin AtlanticCheapest£357Average£417FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air CanadaCheapest£390Average£491FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest£393Average£476FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£419Average£513FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£423Average£433FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

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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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