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Cheap flights from London Gatwick Airport to Ontario from £193

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 26/4. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YYZ
2 May — 9 May1
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 2 April 2026.

Fri 15/509:40
LGW
-
YOW
Nonstop8h 00m
Air Transat
Fri 22/519:40
YOW
-
LGW
Nonstop7h 15m
Air Transat
Deal found 30/3£365
Fri 22/509:40
LGW
-
YOW
Nonstop8h 00m
Air Transat
Fri 29/519:40
YOW
-
LGW
Nonstop7h 15m
Air Transat
Deal found 29/3£368
Wed 16/912:40
LGW
-
YOW
1 stop24h 25m
Air Transat
Wed 23/907:00
YOW
-
LGW
1 stop22h 45m
Air Transat
Deal found 28/3£373
Wed 24/609:40
LGW
-
YOW
1 stop27h 25m
Air Transat
Sun 5/714:15
YOW
-
LGW
1 stop14h 35m
Air Transat
Deal found 30/3£376
Fri 15/509:40
LGW
-
YOW
Nonstop8h 00m
Air Transat
Mon 25/507:00
YOW
-
LGW
1 stop22h 45m
Air Transat
Deal found 31/3£377
Wed 9/911:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Sun 13/916:40
YUL
-
LGW
2 stops34h 15m
Air Transat
Deal found 1/4£378
Mon 14/911:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Tue 22/916:40
YUL
-
LGW
2 stops37h 05m
Air Transat
Deal found 30/3£379
Tue 21/408:50
LGW
-
YUL
2 stops20h 48m
Multiple Airlines
Tue 19/519:20
YUL
-
LGW
2 stops16h 05m
Multiple Airlines
Deal found 29/3£381
Tue 28/420:35
LGW
-
YUL
3 stops32h 50m
Multiple Airlines
Tue 19/519:20
YUL
-
LGW
2 stops16h 05m
Multiple Airlines
Deal found 31/3£384
Wed 29/420:50
LGW
-
YUL
3 stops32h 35m
Multiple Airlines
Wed 20/519:20
YUL
-
LGW
2 stops22h 30m
Multiple Airlines
Deal found 30/3£385
Fri 12/622:00
LGW
-
YYZ
1 stop21h 00m
Multiple Airlines
Mon 22/622:55
YYZ
-
LGW
1 stop15h 35m
Multiple Airlines
Deal found 29/3£385
Fri 15/511:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Fri 22/516:40
YUL
-
LGW
1 stop10h 15m
Air Transat
Deal found 30/3£388

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 2 April 2026.

Round-trip from

£365

One-way from

£193

Popular in

December

Cheapest in

September

Average price

£418

Good round-trip deal

£376 or less

Good one-way deal

£293 or less
Air Transat
  • Air Transat
  • 15/5-22/5
  • Nonstop
  • 15h 15m total
  • London to Ontario
Search Deals
26/4
  • 26/4
  • 3 total stops
  • 44h 25m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£18 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 April 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 2 April 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

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 22/5

09:40-12:40

Nonstop8h 00m

Ottawa

Wed 27/5

18:35-10:45

1 stop11h 10m

£386
Fastest return journey

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sat 5/9

11:35-14:15

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Wed 16/9

20:35-10:45

1 stop9h 10m

£455

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Tue 23/6

09:40-12:40

Nonstop8h 00m

Ottawa

Thu 23/7

16:00-07:55

1 stop10h 55m

£455

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 26/6

12:40-20:00

1 stop12h 20m

Ottawa

Fri 17/7

19:40-07:55

Nonstop7h 15m

£455

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Mon 7/9

11:35-20:15

1 stop13h 40m

Toronto Island

Wed 23/9

20:55-09:50

1 stop31h 55m

£461

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Thu 25/6

12:40-20:00

1 stop12h 20m

Ottawa

Mon 20/7

08:40-07:55

1 stop18h 15m

£461

LondonOttawa

LGW - YOW

LGWYOW

London Gatwick

Fri 26/6

12:40-20:00

1 stop12h 20m

Ottawa

Thu 23/7

16:00-07:55

1 stop10h 55m

£461

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Wed 2/9

11:35-14:15

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Fri 11/9

20:35-10:45

1 stop9h 10m

£466

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Tue 14/4

06:30-12:55

1 stop35h 25m

Toronto Pearson Intl

Tue 21/4

19:50-22:55

1 stop22h 05m

£473

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Mon 25/5

21:45-11:00

1 stop18h 15m

Toronto Pearson Intl

Mon 1/6

19:15-23:25

1 stop23h 10m

£485

Flights are sorted by cheapest return flights first.

Deals found on 28/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
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, January is the cheapest month in which you can book a flight from London Gatwick Airport to Region of Ontario (average of £215). Flying from London Gatwick Airport to Region of Ontario in December is currently the most expensive (average of £405). 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 2 April 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?

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 2 April 2026.
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
7.7
Good
531 reviews
Check prices

Boarding

7.9

Entertainment

7.0

Overall

7.7

Crew

8.4

Food

6.8

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.7
Good
531 reviews
Air Transat
7.7
Good
531 reviews
Check prices

Boarding

7.9

Entertainment

7.0

Overall

7.7

Crew

8.4

Food

6.8

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Virgin Atlantic
7.5
Good
685 reviews
Air Transat
7.7
Good
531 reviews
Check prices

Boarding

7.9

Entertainment

7.0

Overall

7.7

Crew

8.4

Food

6.8

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Canada
7.1
Good
10,884 reviews
Air Transat
7.7
Good
531 reviews
Check prices

Boarding

7.9

Entertainment

7.0

Overall

7.7

Crew

8.4

Food

6.8

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Icelandair
7.0
Good
630 reviews
Air Transat
7.7
Good
531 reviews
Check prices

Boarding

7.9

Entertainment

7.0

Overall

7.7

Crew

8.4

Food

6.8

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Lufthansa
6.8
Okay
7,883 reviews
Air Transat
7.7
Good
531 reviews
Check prices

Boarding

7.9

Entertainment

7.0

Overall

7.7

Crew

8.4

Food

6.8

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

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 £386, Air Transat can have you in Region of Ontario from London Gatwick Airport in 8h. The distance from London Gatwick Airport to Region of Ontario is about 3340 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 £776 for a flight from London Gatwick Airport to Region of Ontario. The cheapest flight overall is £198 while the most popular route, (London Gatwick - Toronto Pearson Intl) is currently priced at £305.

  • 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 £215). Flying from London Gatwick Airport to Region of Ontario in December is currently the most expensive (average of £405). 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.
Heathrow to Vancouver Intl flights
Heathrow to Pearson Intl flights
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London City to Vancouver Intl flights
Heathrow to Pierre Elliott Trudeau Intl flights
Stansted to Vancouver Intl flights
Luton to Pearson Intl flights
Heathrow to Calgary flights
Gatwick to Toronto Island flights
Heathrow to Abbotsford flights
Gatwick to Pierre Elliott Trudeau Intl flights
Gatwick to Calgary flights
London City to Calgary flights
Luton to Vancouver Intl flights
Southend to Pearson Intl flights
London City to Pierre Elliott Trudeau Intl flights
Stansted to Pierre Elliott Trudeau Intl flights
Heathrow to Halifax flights
Stansted to Calgary flights
Luton to Pierre Elliott Trudeau Intl flights
Luton to Calgary flights
Heathrow to Ottawa flights
Heathrow to Edmonton flights
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London City to Edmonton flights
London City to Halifax flights
Heathrow to Winnipeg flights
Heathrow to Saskatoon flights
Heathrow to St. John's flights
Gatwick to St. John's flights
Stansted to Edmonton flights
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Heathrow to Victoria flights
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Gatwick to Saskatoon flights
London City to Ottawa flights
Heathrow to Québec City flights
Gatwick to Winnipeg flights
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London City to Winnipeg 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 2 April 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£275Average£442FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapest£307Average£389FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapest£312Average£473FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
LufthansaCheapest£357Average£578FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£361Average£419FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£384Average£425FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
WestJetCheapest£387Average£544FlexibilityNo 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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