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Cheap flights from London Gatwick Airport to Ontario from £221

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YYZ
5 May — 12 May1
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 30 April 2025.

Round-trip from

£329

One-way from

£221

Popular in

August

Cheapest in

February

Average price

£407

Good round-trip deal

£343 or less

Good one-way deal

£246 or less
Air Transat
  • Air Transat
  • 1/6-8/6
  • 2 total stops
  • 42h 25m total
  • London to Ontario
Search Deals
9/6
  • 9/6
  • 2 total stops
  • 31h 52m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£45 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 April 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

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 30 April 2025.

Thu 3/711:35LGW - YTZ
1 stop13h 22mAir Transat
Mon 14/718:55YTZ - LGW
1 stop9h 55mAir Transat
Deal found 28/4£329
Sun 1/611:35LGW - YYZ
1 stop12h 50mAir Transat
Sun 8/623:15YYZ - LGW
1 stop29h 35mAir Transat
Deal found 29/4£329
Thu 18/915:40LGW - YYZ
1 stop11h 15mIcelandair
Mon 22/923:00YYZ - LGW
1 stop10h 35mIcelandair
Deal found 29/4£339
Fri 6/611:35LGW - YUL
Nonstop7h 40mAir Transat
Thu 19/616:00YUL - LGW
1 stop13h 45mAir Transat
Deal found 29/4£353
Fri 6/615:05LGW - YUL
1 stop23h 45mMultiple Airlines
Thu 12/610:35YUL - LGW
1 stop16h 35mMultiple Airlines
Deal found 29/4£380
Sat 31/512:00LGW - YUL
1 stop27h 05mDelta
Thu 19/606:00YUL - LGW
1 stop23h 00mDelta
Deal found 29/4£381
Mon 9/621:30LGW - YYZ
1 stop21h 40mMultiple Airlines
Tue 2/918:20YYZ - LGW
1 stop10h 05mMultiple Airlines
Deal found 29/4£383
Tue 6/510:45LGW - YYZ
1 stop11h 06mWestJet
Sun 11/518:20YYZ - LGW
1 stop10h 05mWestJet
Deal found 29/4£386
Wed 3/918:35LGW - YUL
1 stop25h 25mSWISS
Thu 11/916:40YUL - LGW
1 stop20h 10mSWISS
Deal found 29/4£386
Tue 13/518:35LGW - YYZ
2 stops24h 15mSWISS
Thu 5/616:35YYZ - LGW
1 stop20h 15mSWISS
Deal found 28/4£389
Fri 9/515:05LGW - YYZ
1 stop12h 55mBritish Airways
Sun 18/517:25YYZ - LGW
2 stops35h 00mBritish Airways
Deal found 29/4£400
Wed 25/612:00LGW - YYZ
1 stop28h 24mDelta
Tue 29/713:20YYZ - LGW
2 stops15h 40mDelta
Deal found 29/4£435

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 30 April 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 - YTZ

LGWYTZ

London Gatwick

Thu 3/7

11:35-19:57

1 stop13h 22m

Toronto Island

Mon 14/7

18:55-09:50

1 stop9h 55m

£329

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sun 1/6

11:35-19:25

1 stop12h 50m

Toronto Pearson Intl

Sun 8/6

23:15-09:50

1 stop29h 35m

£329

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 18/9

15:40-21:55

1 stop11h 15m

Toronto Pearson Intl

Mon 22/9

23:00-14:35

1 stop10h 35m

£339

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 6/6

11:35-14:15

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Thu 19/6

16:00-10:45

1 stop13h 45m

£353

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 6/6

15:05-09:50

1 stop23h 45m

Montreal Pierre Elliott Trudeau Intl

Thu 12/6

10:35-08:10

1 stop16h 35m

£380

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sat 31/5

12:00-10:05

1 stop27h 05m

Montreal Pierre Elliott Trudeau Intl

Thu 19/6

06:00-10:00

1 stop23h 00m

£381

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Mon 9/6

21:30-14:10

1 stop21h 40m

Toronto Pearson Intl

Tue 2/9

18:20-09:25

1 stop10h 05m

£383

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Wed 3/9

18:35-15:00

1 stop25h 25m

Montreal Pierre Elliott Trudeau Intl

Thu 11/9

16:40-17:50

1 stop20h 10m

£386

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 22/5

10:45-16:51

1 stop11h 06m

Toronto Pearson Intl

Mon 2/6

19:30-09:25

1 stop8h 55m

£387

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Tue 13/5

18:35-13:50

2 stops24h 15m

Toronto Pearson Intl

Sun 1/6

16:35-17:50

1 stop20h 15m

£389

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 50 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 30 April 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.

Weekly flight availability from London Gatwick Airport to Region of Ontario

Explore weekly flight availability from Gatwick to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 30 April 2025.

The most flights from LGW to CAON are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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 30 April 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
7,929 reviews
Check prices

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

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
7,929 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

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
385 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

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
66 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

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
1,275 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

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
1,588 reviews
Delta
8.0
Very Good
7,929 reviews
Check prices

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

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 £223 on WestJet. Other airlines that offer cheap prices include Air Transat from £254 and TAP AIR PORTUGAL from £334 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 £664 for a flight from London Gatwick Airport to Region of Ontario. The cheapest flight overall is £224 while the most popular route, (London Gatwick - Toronto Pearson Intl) is currently priced at £283.

  • 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.
Heathrow to Pearson Intl flights
Heathrow to Vancouver Intl flights
Gatwick to Pearson Intl flights
Heathrow to Toronto Island flights
London City to Pearson Intl flights
Gatwick to Vancouver Intl flights
Heathrow to Calgary flights
Gatwick to Toronto Island flights
Heathrow to Pierre Elliott Trudeau Intl flights
Stansted to Pearson Intl flights
Luton to Pearson Intl flights
London City to Vancouver Intl flights
Gatwick to Pierre Elliott Trudeau Intl flights
Heathrow to Abbotsford flights
Gatwick to Calgary flights
Heathrow to Ottawa flights
London City to Calgary flights
Southend to Pearson Intl flights
London City to Pierre Elliott Trudeau Intl flights
Heathrow to Halifax flights
Gatwick to Abbotsford flights
Luton to Pierre Elliott Trudeau Intl flights
Stansted to Pierre Elliott Trudeau Intl flights
Luton to Calgary flights
Stansted to Vancouver Intl flights
Heathrow to Edmonton flights
Gatwick to Ottawa flights
London City to Ottawa flights
Heathrow to Winnipeg flights
Heathrow to St. John's flights
Gatwick to Edmonton flights
Stansted to Calgary flights
Gatwick to Halifax flights
Heathrow to Québec City flights
Heathrow to Kelowna flights
Gatwick to Winnipeg flights
London City to Halifax flights
Gatwick to St. John's flights
Heathrow to Victoria flights
Luton to Vancouver Intl flights
Heathrow to London flights
London City to Winnipeg flights
Heathrow to Saskatoon flights
London City to Québec City flights
Gatwick to Québec City flights
Gatwick to Region of Waterloo Intl flights
Luton to Halifax flights

Top 9 airlines flying from Gatwick to Ontario

Discover the top 9 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£262Average£472FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
IcelandairCheapest£286Average£333FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapest£305Average£392FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapest£310Average£496FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Virgin AtlanticCheapest£345Average£405FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£379Average£455FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£379Average£484FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
WestJetCheapest£390Average£513FlexibilityNo cancel feeOn-time60%
Search WestJet flights
FinnairCheapest£408Average£417FlexibilityNo cancel feeOn-time76%
Search Finnair flights

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