Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Ontario to London Gatwick Airport from £186

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 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LGW
30 Mar — 6 Apr1
1 adult

Cheap flight deals from Ontario to Gatwick

Keep the following information in mind while searching for Ontario to Gatwick flight deals. Data was last updated 25 March 2025.

Round-trip from

£362

One-way from

£186

Popular in

December

Cheapest in

February

Average price

£428

Good round-trip deal

£392 or less

Good one-way deal

£188 or less
Icelandair
  • Icelandair
  • 5/5-13/5
  • 2 total stops
  • 26h 40m total
  • Ontario to London
Search Deals
31/3
  • 31/3
  • 1 total stop
  • 33h 00m total
  • Ontario to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£7 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 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 Ontario to London Gatwick.
Search Deals
Price to beat on a one-way flight from Ontario to London Gatwick.
Search Deals

Find flight deals from Ontario to Gatwick

Cheapest flights from Ontario to Gatwick
Explore the most affordable flight options available from Ontario to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Mon 5/520:50YYZ - LGW
1 stop12h 45mIcelandair
Tue 13/513:00LGW - YYZ
1 stop13h 55mIcelandair
Deal found 24/3£362
Fri 9/521:00YTZ - LGW
1 stop31h 50mPorter Airlines
Fri 16/511:35LGW - YTZ
1 stop11h 35mPorter Airlines
Deal found 25/3£363
Fri 9/523:15YYZ - LGW
1 stop29h 35mAir Transat
Fri 16/511:35LGW - YYZ
1 stop25h 38mAir Transat
Deal found 24/3£363
Tue 27/522:45YYZ - LGW
Nonstop7h 00mPorter Airlines
Sat 7/611:35LGW - YYZ
1 stop12h 33mPorter Airlines
Deal found 24/3£370
Sat 24/512:35YTZ - LGW
1 stop16h 15mAir Transat
Sat 31/511:35LGW - YTZ
1 stop29h 35mAir Transat
Deal found 25/3£374
Thu 3/407:10YYZ - LGW
1 stop21h 50mMultiple Airlines
Thu 24/414:00LGW - YYZ
1 stop31h 25mMultiple Airlines
Deal found 24/3£394
Thu 8/520:15YYZ - LGW
1 stop16h 35mSWISS
Thu 15/518:40LGW - YYZ
1 stop26h 45mSWISS
Deal found 24/3£402
Tue 1/412:35YKF - LGW
1 stop16h 25mMultiple Airlines
Thu 8/510:45LGW - YKF
1 stop12h 35mMultiple Airlines
Deal found 24/3£425
Mon 2/619:30YYZ - LGW
1 stop8h 55mWestJet
Mon 23/610:35LGW - YYZ
1 stop11h 35mWestJet
Deal found 24/3£431
Sat 24/517:40YUL - LGW
1 stop12h 05mAir Transat
Sat 31/511:35LGW - YUL
Nonstop7h 40mAir Transat
Deal found 25/3£435
Thu 15/508:25YTZ - LGW
2 stops28h 25mMultiple Airlines
Mon 19/518:35LGW - YTZ
2 stops28h 15mMultiple Airlines
Deal found 24/3£438
Fri 28/319:20YHM - LGW
2 stops20h 25mMultiple Airlines
Fri 4/408:55LGW - YHM
2 stops13h 50mMultiple Airlines
Deal found 24/3£438

Cheapflights Fare Finder

Customise your flight search to find flights from Ontario to Gatwick 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 25 March 2025.
Use the filters below to find and compare flights from Ontario to London Gatwick Airport that are best for you.

Fly from

Ontario

Fly to

Gatwick

Route

Depart

Return

Price

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 5/5

20:50-14:35

1 stop12h 45m

London Gatwick

Tue 13/5

13:00-21:55

1 stop13h 55m

£362

TorontoLondon

YTZ - LGW

YTZLGW

Toronto Island

Tue 13/5

18:55-09:50

1 stop9h 55m

London Gatwick

Sun 18/5

11:35-18:10

1 stop11h 35m

£363

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Fri 9/5

23:15-09:50

1 stop29h 35m

London Gatwick

Fri 16/5

11:35-08:13

1 stop25h 38m

£363

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Tue 27/5

22:45-10:45

Nonstop7h 00m

London Gatwick

Sat 7/6

11:35-19:08

1 stop12h 33m

£370

TorontoLondon

YTZ - LGW

YTZLGW

Toronto Island

Sat 24/5

12:35-09:50

1 stop16h 15m

London Gatwick

Sat 31/5

11:35-12:10

1 stop29h 35m

£374

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Thu 8/5

20:15-17:50

1 stop16h 35m

London Gatwick

Thu 15/5

18:40-16:25

1 stop26h 45m

£402

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 7/4

07:10-10:00

1 stop21h 50m

London Gatwick

Fri 11/4

12:40-16:00

Nonstop8h 20m

£408

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 2/6

19:30-09:25

1 stop8h 55m

London Gatwick

Mon 23/6

10:35-17:10

1 stop11h 35m

£431

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 14/5

10:00-10:45

1 stop19h 45m

London Gatwick

Fri 23/5

12:40-00:37

1 stop16h 57m

£435

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 10/5

15:10-10:45

1 stop14h 35m

London Gatwick

Sun 18/5

11:35-14:15

Nonstop7h 40m

£435

Flights are sorted by cheapest return flights first.

Deals found on 25/3

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Ontario to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Ontario 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 Ontario to London Gatwick Airport

What is the cheapest month to book a flight from Region of Ontario to London Gatwick Airport?

Currently, February is the cheapest month in which you can book a flight from Region of Ontario to London Gatwick Airport (average of £101). Flying from Region of Ontario to London Gatwick Airport in July is currently the most expensive (average of £142). 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 ON to LGW?

Find hourly flight availability from Ontario to Gatwick. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.

When flying from Region of Ontario to London Gatwick Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Gatwick by month

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

In terms of precipitation, rainfall in London Gatwick Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Gatwick Airport when rainfall is around 40.0 mm.

Temperature in Gatwick by month

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

If weather is an important factor for your trip to London Gatwick Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Gatwick

Get insights into the airlines that provide service to Gatwick. 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 Gatwick. Reviews last updated 25 March 2025.
Read through reviews of airlines operating flights from Ontario to London, such as Porter Airlines, Air Transat and Azores Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
276 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Crew

8.7

Overall

7.9

Food

7.6

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
Porter Airlines
7.9
Good
276 reviews
Porter Airlines
7.9
Good
276 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Crew

8.7

Overall

7.9

Food

7.6

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
Air Transat
7.8
Good
381 reviews
Porter Airlines
7.9
Good
276 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Crew

8.7

Overall

7.9

Food

7.6

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
Azores Airlines
7.6
Good
63 reviews
Porter Airlines
7.9
Good
276 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Crew

8.7

Overall

7.9

Food

7.6

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
Finnair
7.6
Good
1,266 reviews
Porter Airlines
7.9
Good
276 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Crew

8.7

Overall

7.9

Food

7.6

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
SWISS
7.5
Good
1,569 reviews
Porter Airlines
7.9
Good
276 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Crew

8.7

Overall

7.9

Food

7.6

Comfort

8.0

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?

Related info for your journey

Find useful and relevant information for your journey from Ontario to Gatwick. 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 Region of Ontario to London Gatwick Airport one-way?

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at £189. Air Transat flights start at £200 while deals on WestJet start at £205 one-way.

  • What are the most popular routes from Region of Ontario to London Gatwick Airport?

    The most popular route from Region of Ontario to London Gatwick Airport is Toronto Pearson Intl - London Gatwick. You may also consider Toronto Island - London Gatwick or Montreal Pierre Elliott Trudeau Intl - London Gatwick.

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

    On average you can expect to pay £545 for a flight from Region of Ontario to London Gatwick Airport. The cheapest flight overall is £167 while the most popular route, (Toronto Pearson Intl - London Gatwick) is currently priced at £339.

  • Can I find deals for flights from Ontario to Gatwick that include hotel bookings?

    Yes. In addition to deals on Ontario to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Gatwick?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Gatwick.

  • Can I find deals for business class flights from Ontario to Gatwick?

    Yes. Cheapflights offers flight deals from Ontario to Gatwick 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 Region of Ontario to London Gatwick Airport?

    Currently, February is the cheapest month in which you can book a flight from Region of Ontario to London Gatwick Airport (average of £101). Flying from Region of Ontario to London Gatwick Airport in July is currently the most expensive (average of £142). 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

Travelling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Hounslow
Deal
Milton Keynes
Gatwick
Croydon
Luton
Slough
Eastbourne
Wembley
Hayes
Ilford
Crawley
Southend-on-Sea
Winchester
Maidstone
Ipswich
Watford
Southall
Dartford
Folkestone

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Gatwick

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Heathrow flights
Pearson Intl to Gatwick flights
Vancouver Intl to Heathrow flights
Pearson Intl to London City flights
Toronto Island to Heathrow flights
Vancouver Intl to Gatwick flights
Pierre Elliott Trudeau Intl to Heathrow flights
Pearson Intl to Luton flights
Pearson Intl to Stansted flights
Calgary to Heathrow flights
Pierre Elliott Trudeau Intl to Gatwick flights
Halifax to Heathrow flights
Ottawa to Heathrow flights
Calgary to Gatwick flights
Calgary to London City flights
Pierre Elliott Trudeau Intl to Stansted flights
Halifax to Gatwick flights
Ottawa to Gatwick flights
Edmonton to Heathrow flights
Edmonton to Gatwick flights
Abbotsford to Heathrow flights
Winnipeg to Gatwick flights
Winnipeg to Heathrow flights
Victoria to Heathrow flights
Québec City to Heathrow flights
Québec City to Gatwick flights
Victoria to Gatwick flights
Hamilton to Heathrow flights
Vancouver Intl to Stansted flights
St. John's to Gatwick flights
Calgary to Stansted flights
Vancouver Intl to Luton flights
St. John's to Heathrow flights
Hamilton to Gatwick flights

Top 4 airlines flying from Ontario to Gatwick

Discover the top 4 airlines that operate flights from Ontario to Gatwick. 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£343Average£504FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapest£379Average£546FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapest£389Average£571FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapest£531Average£626FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 Ontario to Gatwick?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Gatwick. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Gatwick?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Gatwick from Ontario.

Can Cheapflights find flights from Ontario to Gatwick with no change fees?

Need flexible booking options for your flight to Gatwick from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Gatwick become cheaper?

Yes! Start tracking prices for Ontario to Gatwick flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.