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Cheap flights from London Gatwick Airport to Ontario from £264

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YYZ
17 Jan — 24 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 18 December 2025.

Wed 24/1218:40LGW - YUL
1 stop25h 30mSWISS
Tue 13/116:45YUL - LGW
1 stop20h 05mSWISS
Deal found 16/12£444
Sat 27/1218:40LGW - YUL
1 stop25h 30mSWISS
Fri 9/116:45YUL - LGW
1 stop20h 05mSWISS
Deal found 16/12£449
Thu 25/1218:40LGW - YUL
1 stop25h 30mSWISS
Wed 21/116:45YUL - LGW
1 stop20h 05mSWISS
Deal found 17/12£449
Thu 25/1211:40LGW - YUL
1 stop11h 45mAir Transat
Tue 27/117:25YUL - LGW
1 stop11h 20mAir Transat
Deal found 17/12£474
Thu 25/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Sat 10/121:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 16/12£483
Fri 26/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Sun 11/121:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 14/12£487
Fri 26/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Sat 10/121:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 14/12£497
Thu 25/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Wed 7/121:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 15/12£502
Thu 25/1218:40LGW - YUL
1 stop25h 30mSWISS
Sat 10/116:45YUL - LGW
1 stop20h 05mSWISS
Deal found 16/12£506
Tue 30/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Sun 25/121:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 15/12£511
Sat 27/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Sat 10/121:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 14/12£512
Mon 29/1211:40LGW - YYZ
Nonstop8h 20mAir Transat
Wed 29/422:35YYZ - LGW
Nonstop7h 10mAir Transat
Deal found 15/12£516

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 18 December 2025.

Round-trip from

£392

One-way from

£264

Popular in

December

Cheapest in

February

Average price

£557

Good round-trip deal

£425 or less

Good one-way deal

£372 or less
14/1-21/1
  • 14/1-21/1
  • 4 total stops
  • 72h 35m total
  • London to Ontario
Search Deals
4/2
  • 4/2
  • 2 total stops
  • 35h 27m 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. 2% potential price decrease (£10 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 18 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

Fri 23/1

11:55-18:15

1 stop11h 20m

Toronto Pearson Intl

Mon 26/1

19:40-10:55

1 stop10h 15m

£394

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 6/5

15:40-22:10

1 stop11h 30m

Toronto Pearson Intl

Mon 18/5

23:20-14:40

1 stop10h 20m

£398

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sat 9/5

15:40-22:10

1 stop11h 30m

Toronto Pearson Intl

Tue 19/5

23:20-14:40

1 stop10h 20m

£399

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sun 10/5

15:40-19:10

1 stop32h 30m

Toronto Pearson Intl

Mon 18/5

20:45-14:40

1 stop12h 55m

£399

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 8/5

15:40-22:10

1 stop11h 30m

Toronto Pearson Intl

Thu 21/5

23:20-14:40

1 stop10h 20m

£400

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

Mon 12/1

11:40-15:00

Nonstop8h 20m

Toronto Pearson Intl

Tue 13/1

21:35-09:45

Nonstop7h 10m

£403

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 16/1

19:40-21:51

2 stops31h 11m

Toronto Pearson Intl

Mon 19/1

07:00-19:00

2 stops31h 00m

£413

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Mon 19/1

11:55-18:15

1 stop11h 20m

Toronto Pearson Intl

Mon 26/1

19:40-10:55

1 stop10h 15m

£414

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 22/1

10:10-21:15

2 stops40h 05m

Toronto Pearson Intl

Sun 25/1

17:30-09:50

1 stop11h 20m

£421

Flights are sorted by cheapest return flights first.

Deals found on 16/12

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 £261). Flying from London Gatwick Airport to Region of Ontario in December is currently the most expensive (average of £418). 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 18 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.

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 18 December 2025.

The most flights from LGW to CAON are scheduled on a Monday (4 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

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 18 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
483 reviews
Check prices

Crew

8.4

Boarding

7.9

Food

6.8

Overall

7.8

Entertainment

7.1

Comfort

7.3

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
483 reviews
Air Transat
7.8
Good
483 reviews
Check prices

Crew

8.4

Boarding

7.9

Food

6.8

Overall

7.8

Entertainment

7.1

Comfort

7.3

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
483 reviews
Check prices

Crew

8.4

Boarding

7.9

Food

6.8

Overall

7.8

Entertainment

7.1

Comfort

7.3

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
10,532 reviews
Air Transat
7.8
Good
483 reviews
Check prices

Crew

8.4

Boarding

7.9

Food

6.8

Overall

7.8

Entertainment

7.1

Comfort

7.3

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
591 reviews
Air Transat
7.8
Good
483 reviews
Check prices

Crew

8.4

Boarding

7.9

Food

6.8

Overall

7.8

Entertainment

7.1

Comfort

7.3

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
7,634 reviews
Air Transat
7.8
Good
483 reviews
Check prices

Crew

8.4

Boarding

7.9

Food

6.8

Overall

7.8

Entertainment

7.1

Comfort

7.3

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 £394, 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 £602 for a flight from London Gatwick Airport to Region of Ontario. The cheapest flight overall is £296 while the most popular route, (London Gatwick - Toronto Pearson Intl) is currently priced at £270.

  • 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 £261). Flying from London Gatwick Airport to Region of Ontario in December is currently the most expensive (average of £418). 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

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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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Stansted to Ottawa flights
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Gatwick to Saskatoon flights
Gatwick to St. John's flights
Heathrow to Regina flights
Stansted to Halifax flights
London City to Abbotsford 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 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£290Average£368FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapest£303Average£461FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Air CanadaCheapest£305Average£381FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Virgin AtlanticCheapest£348Average£416FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£354Average£486FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£359Average£417FlexibilityNo cancel feeOn-time70%
Search British Airways flights
WestJetCheapest£385Average£520FlexibilityNo 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.

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