Cheap flights from London Gatwick Airport to Ontario from £203

LGW — YYZ
5 Dec — 12 Dec1
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

Tue 24/1108:50 -
2 stops14h 25m
Sun 29/1119:40 -
2 stops15h 30m
Deal found 1/11£367
Tue 24/1108:50 -
2 stops14h 25m
Tue 1/1219:40 -
2 stops17h 40m
Deal found 1/11£368
Wed 25/1108:50 -
2 stops14h 25m
Sun 29/1119:40 -
2 stops15h 30m
Deal found 1/11£371
Thu 3/1208:50 -
2 stops14h 25m
Wed 9/1219:40 -
2 stops18h 15m
Deal found 31/10£380
Thu 26/1108:50 -
2 stops14h 25m
Mon 30/1119:40 -
2 stops20h 05m
Deal found 1/11£381
Wed 11/1111:55 -
1 stop11h 20m
Sun 15/1119:40 -
1 stop10h 15m
Deal found 1/11£384
Tue 1/1208:40 -
2 stops32h 11m
Wed 9/1208:30 -
2 stops28h 20m
Deal found 31/10£419
Tue 1/1208:40 -
2 stops32h 11m
Tue 8/1220:30 -
2 stops40h 20m
Deal found 3/11£425
Sun 6/1220:35 -
2 stops26h 32m
Mon 14/1217:50 -
2 stops20h 25m
Deal found 1/11£428
Wed 2/1218:40 -
2 stops28h 11m
Wed 9/1210:45 -
2 stops26h 05m
Deal found 2/11£433
Thu 3/1206:55 -
2 stops19h 41m
Wed 9/1212:30 -
2 stops21h 50m
Deal found 1/11£441
Tue 1/1208:40 -
2 stops14h 11m
Wed 13/112:30 -
2 stops24h 20m
Deal found 2/11£442

Find flight deals from Gatwick to Ontario

Round-trip from

£360

One-way from

£203

Popular in

August

Cheapest in

February

Average price

£417

Good round-trip deal

£366 or less

Good one-way deal

£294 or less
Icelandair
  • Icelandair
  • 6/4-16/4
  • 2 total stops
  • 21h 55m total
  • London to Ontario
18/4-31/12
  • 18/4-31/12
  • 2 total stops
  • 35h 05m total
  • London to Ontario
Highest demand for flights based on searches. 10% potential increase in price (£41 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Average for round-trip flights in November 2026
Price to beat on a round-trip flight from London Gatwick to Ontario.
Price to beat on a one-way flight from London Gatwick to Ontario.

Cheapflights Fare Finder

 
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

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Fri 11/12

06:10-12:30

1 stop35h 20m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£277

LondonToronto

LGW London Gatwick - YTZ Toronto Island

LGWYTZ

London Gatwick

Tue 24/11

16:45-18:04

2 stops30h 19m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£282

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Sun 24/1

14:05-14:05

1 stop29h 00m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£290

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Mon 9/11

07:00-14:05

1 stop12h 05m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£292

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Thu 10/12

15:55-12:10

1 stop25h 15m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£295

LondonToronto

LGW London Gatwick - YTZ Toronto Island

LGWYTZ

London Gatwick

Mon 23/11

07:00-18:04

2 stops16h 04m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£299

LondonToronto

LGW London Gatwick - YTZ Toronto Island

LGWYTZ

London Gatwick

Fri 4/12

14:45-19:03

2 stops33h 18m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£300

LondonToronto

LGW London Gatwick - YTZ Toronto Island

LGWYTZ

London Gatwick

Fri 27/11

18:10-18:59

2 stops29h 49m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£306

LondonToronto

LGW London Gatwick - YYZ Toronto Pearson Intl

LGWYYZ

London Gatwick

Thu 26/11

11:00-13:40

1 stop31h 40m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£306

LondonToronto

LGW London Gatwick - YTZ Toronto Island

LGWYTZ

London Gatwick

Thu 3/12

13:40-18:07

2 stops33h 27m

Toronto Island

Wed 31/12

00:00-06:00

Nonstop0h 00m

£308

Flights are sorted by cheapest return flights first.

Deals found on 3/11

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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 £390). Flying from London Gatwick Airport to Region of Ontario in December is currently the most expensive (average of £647). 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?

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?

Airfare is below average for this route at the moment.
London Gatwick Airport to Region of Ontario flights typically cost between £364 and £449 in April.
The cheapest return price found within the last 5 days was £360 on Icelandair (6 Apr–16 Apr).

How far ahead should I book a flight from London Gatwick Airport to Region of Ontario?

To ensure you get the cheapest price possible for a flight from London Gatwick Airport to Region of Ontario, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Ontario

Get a feel of what it's like to fly with Air Transat,WestJet, andIcelandair 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.

Comfort

7.3

Entertainment

7.0

Overall

7.7

Boarding

7.9

Food

6.7

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Comfort

7.3

Entertainment

7.0

Overall

7.7

Boarding

7.9

Food

6.7

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Comfort

7.3

Entertainment

7.0

Overall

7.7

Boarding

7.9

Food

6.7

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Comfort

7.3

Entertainment

7.0

Overall

7.7

Boarding

7.9

Food

6.7

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

Related info for your journey

  • How long is the flight from London Gatwick Airport to Region of Ontario?

    For as low as £431, Icelandair can have you in Region of Ontario from London Gatwick Airport in 8h 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?

  • What are the cheapest flights from London Gatwick Airport to Region of Ontario?

    On average you can expect to pay £611 for a flight from London Gatwick Airport to Region of Ontario. The cheapest flight overall is £256 while the most popular route, (London Gatwick - Toronto Pearson Intl) is currently priced at £361.

  • 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 £390). Flying from London Gatwick Airport to Region of Ontario in December is currently the most expensive (average of £647). 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

Alternative routes for Gatwick to Ontario

Top 3 airlines flying from Gatwick to Ontario

AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£255Average£408FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapest£339Average£507FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
WestJetCheapest£359Average£553FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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