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Cheap flights from London Gatwick Airport to Ontario from C$ 399

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YYZ
20 Apr — 27 Apr1
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 15 April 2025.

Round-trip from

C$ 567

One-way from

C$ 399

Popular in

August

Cheapest in

February

Average price

C$ 763

Good round-trip deal

C$ 715 or less

Good one-way deal

C$ 436 or less
Air Transat
  • Air Transat
  • 16/5-21/5
  • 1 total stop
  • 37h 35m total
  • London to Ontario
Search Deals
WestJet
  • WestJet
  • 10/5
  • 1 total stop
  • 11h 25m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 162 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 34 potential savings vs. average RT 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.
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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 15 April 2025.

Fri 16/512:40 p.m.LGW - YYZ
Nonstop8h 00mAir Transat
Wed 21/511:15 p.m.YYZ - LGW
1 stop29h 35mAir Transat
Deal found 15/4C$ 567
Fri 16/511:35 a.m.LGW - YTZ
1 stop15h 45mAir Transat
Wed 21/59:00 p.m.YTZ - LGW
1 stop31h 50mAir Transat
Deal found 15/4C$ 573
Thu 8/53:40 p.m.LGW - YYZ
1 stop11h 15mIcelandair
Tue 13/511:00 p.m.YYZ - LGW
1 stop10h 40mIcelandair
Deal found 15/4C$ 581
Fri 9/511:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Sat 17/510:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Deal found 15/4C$ 594
Thu 15/56:40 p.m.LGW - YYZ
1 stop26h 45mSWISS
Tue 20/58:15 p.m.YYZ - LGW
1 stop16h 35mSWISS
Deal found 14/4C$ 634
Tue 3/66:35 p.m.LGW - YUL
1 stop25h 25mSWISS
Thu 12/64:40 p.m.YUL - LGW
1 stop20h 10mSWISS
Deal found 15/4C$ 712
Thu 1/58:55 a.m.LGW - YYZ
2 stops18h 00mMultiple Airlines
Wed 7/58:50 p.m.YYZ - LGW
2 stops16h 00mMultiple Airlines
Deal found 15/4C$ 715
Mon 12/56:00 a.m.LGW - YUL
1 stop14h 20mMultiple Airlines
Tue 20/54:40 p.m.YUL - LGW
2 stops13h 10mMultiple Airlines
Deal found 14/4C$ 722
Sun 25/510:45 a.m.LGW - YYZ
1 stop28h 14mWestJet
Mon 9/67:30 p.m.YYZ - LGW
1 stop8h 55mWestJet
Deal found 15/4C$ 729
Sun 4/511:10 a.m.LGW - YYZ
2 stops33h 30mBritish Airways
Mon 12/57:25 p.m.YYZ - LGW
1 stop31h 45mBritish Airways
Deal found 14/4C$ 752
Fri 30/511:35 a.m.LGW - YOW
2 stops41h 47mMultiple Airlines
Fri 6/65:55 a.m.YOW - LGW
1 stop23h 50mMultiple Airlines
Deal found 14/4C$ 834
Tue 6/56:35 p.m.LGW - YOW
2 stops51h 29mSWISS
Tue 20/53:55 p.m.YOW - LGW
2 stops20h 55mSWISS
Deal found 14/4C$ 836

Cheapflights Fare Finder

Customize 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 629,999 searches. Data last updated 15 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 - YYZ

LGWYYZ

London Gatwick

Fri 16/5

12:40 p.m.-3:40 p.m.

Nonstop8h 00m

Toronto Pearson Intl

Wed 21/5

11:15 p.m.-9:50 a.m.

1 stop29h 35m

C$ 567

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Fri 16/5

11:35 a.m.-10:20 p.m.

1 stop15h 45m

Toronto Island

Wed 21/5

9:00 p.m.-9:50 a.m.

1 stop31h 50m

C$ 573

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 8/5

3:40 p.m.-9:55 p.m.

1 stop11h 15m

Toronto Pearson Intl

Tue 13/5

11:00 p.m.-2:40 p.m.

1 stop10h 40m

C$ 581

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 9/5

11:35 a.m.-2:15 p.m.

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Sat 17/5

10:05 p.m.-9:50 a.m.

Nonstop6h 45m

C$ 594

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 15/5

6:40 p.m.-4:25 p.m.

1 stop26h 45m

Toronto Pearson Intl

Tue 20/5

8:15 p.m.-5:50 p.m.

1 stop16h 35m

C$ 634

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 15/5

9:30 p.m.-2:10 p.m.

1 stop21h 40m

Toronto Pearson Intl

Fri 30/5

10:15 p.m.-8:55 p.m.

2 stops17h 40m

C$ 711

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Tue 3/6

6:35 p.m.-3:00 p.m.

1 stop25h 25m

Montreal Pierre Elliott Trudeau Intl

Thu 12/6

4:40 p.m.-5:50 p.m.

1 stop20h 10m

C$ 712

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Mon 12/5

6:00 a.m.-3:20 p.m.

1 stop14h 20m

Montreal Pierre Elliott Trudeau Intl

Tue 20/5

4:40 p.m.-10:50 a.m.

2 stops13h 10m

C$ 722

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sun 25/5

10:45 a.m.-9:59 a.m.

1 stop28h 14m

Toronto Pearson Intl

Mon 9/6

7:30 p.m.-9:25 a.m.

1 stop8h 55m

C$ 729

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sun 4/5

11:10 a.m.-3:40 p.m.

2 stops33h 30m

Toronto Pearson Intl

Mon 12/5

7:25 p.m.-8:10 a.m.

1 stop31h 45m

C$ 752

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/4

Showing 1-10 of 39 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 round-trip 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 C$ 167). Flying from London Gatwick Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 15 April 2025.

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

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 15 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 mm 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 15 April 2025.
Get a feel of what it's like to fly with Air Transat, Azores Airlines and SWISS from London to Ontario by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
385 reviews
Check prices

Comfort

7.4

Overall

7.8

Boarding

7.9

Food

6.7

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
Air Transat
7.8
Good
385 reviews
Air Transat
7.8
Good
385 reviews
Check prices

Comfort

7.4

Overall

7.8

Boarding

7.9

Food

6.7

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
Azores Airlines
7.5
Good
65 reviews
Air Transat
7.8
Good
385 reviews
Check prices

Comfort

7.4

Overall

7.8

Boarding

7.9

Food

6.7

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
SWISS
7.5
Good
1,578 reviews
Air Transat
7.8
Good
385 reviews
Check prices

Comfort

7.4

Overall

7.8

Boarding

7.9

Food

6.7

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
Turkish Airlines
7.3
Good
3,760 reviews
Air Transat
7.8
Good
385 reviews
Check prices

Comfort

7.4

Overall

7.8

Boarding

7.9

Food

6.7

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
American Airlines
7.2
Good
10,000 reviews
Air Transat
7.8
Good
385 reviews
Check prices

Comfort

7.4

Overall

7.8

Boarding

7.9

Food

6.7

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

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?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 399. Air Transat flights start at C$ 540 while deals on Azores Airlines start at C$ 790 one-way.

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

    The most popular flight routes from London Gatwick Airport to Region of Ontario are London Gatwick - Toronto Pearson Intl, London Gatwick - Toronto Island and London Gatwick - Montreal Pierre Elliott Trudeau Intl.

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

    Looking at all options, your cheapest flight can be booked for C$ 418. While the most popular route (London Gatwick - Toronto Pearson Intl) can be booked for C$ 559 on average our data indicates C$ 651 when flying from London Gatwick Airport to Region of Ontario.

  • 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 vacation 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 C$ 167). Flying from London Gatwick Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.
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Gatwick to St. John's flights
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Stansted to Ottawa flights
London City to Saskatoon flights
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Top 2 airlines flying from Gatwick to Ontario

Discover the top 2 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 629,999 searches. Data last updated 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapestC$ 559AverageC$ 780FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapestC$ 611AverageC$ 925FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

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How does Cheapflights help users find flights from Gatwick to Ontario?

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