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Cheap flights from London to Ontario from C$ 558

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 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — YYZ
23 Dec — 30 Dec1
1 adult

Cheap flight deals from London to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Ontario (CAON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 December 2024.

Round-trip from

C$ 697

One-way from

C$ 558
Icelandair
  • Icelandair
  • 19/5-2/6
  • 2 total stops
  • 27h 25m total
  • London to Ontario
Search Deals
23/4
  • 23/4
  • 1 total stop
  • 16h 55m total
  • London to Ontario
Search Deals

Find flight deals from London to Ontario

Cheapest flights from London to Ontario
Explore the most affordable flight options available from London to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2024.

Wed 25/129:00 a.m.LHR - YYZ
1 stop14h 01mAir Canada
Fri 31/18:10 p.m.YYZ - LHR
Nonstop7h 20mAir Canada
Deal found 17/12C$ 768
Fri 27/127:25 p.m.LHR - YTZ
2 stops27h 25mAir Canada
Thu 9/13:25 p.m.YTZ - LHR
1 stop10h 45mAir Canada
Deal found 18/12C$ 808
Wed 25/1210:05 a.m.LHR - YYZ
1 stop13h 24mAmerican Airlines
Wed 8/17:05 a.m.YYZ - LHR
1 stop10h 05mAmerican Airlines
Deal found 18/12C$ 811
Wed 25/1211:45 a.m.LHR - YUL
1 stop10h 25mMultiple Airlines
Mon 27/17:05 p.m.YUL - LHR
1 stop13h 40mMultiple Airlines
Deal found 17/12C$ 820
Thu 26/129:00 a.m.LHR - YUL
1 stop13h 20mAir Canada
Wed 5/24:50 p.m.YUL - LHR
1 stop10h 15mAir Canada
Deal found 17/12C$ 823
Fri 27/126:00 p.m.LHR - YYZ
Nonstop8h 00mLufthansa
Sat 11/16:10 p.m.YYZ - LHR
Nonstop7h 20mLufthansa
Deal found 18/12C$ 826
Wed 25/126:30 a.m.LHR - YUL
2 stops16h 53mLufthansa
Mon 27/18:10 p.m.YUL - LHR
1 stop15h 55mLufthansa
Deal found 17/12C$ 831
Tue 24/126:20 a.m.LHR - YUL
1 stop19h 25mAir France
Tue 31/1211:05 p.m.YUL - LHR
1 stop17h 20mAir France
Deal found 17/12C$ 844
Fri 27/123:00 p.m.LHR - YYZ
1 stop13h 50mMultiple Airlines
Sat 11/16:10 p.m.YYZ - LHR
Nonstop7h 20mMultiple Airlines
Deal found 18/12C$ 846
Tue 24/125:50 p.m.LHR - YYZ
1 stop26h 50mVirgin Atlantic
Tue 31/129:15 p.m.YYZ - LHR
1 stop11h 35mVirgin Atlantic
Deal found 17/12C$ 856
Wed 25/128:40 a.m.LHR - YUL
1 stop13h 30mVirgin Atlantic
Mon 27/17:05 p.m.YUL - LHR
1 stop18h 15mVirgin Atlantic
Deal found 17/12C$ 856
Wed 25/126:45 p.m.LGW - YUL
1 stop25h 30mMultiple Airlines
Mon 27/14:50 p.m.YUL - LGW
1 stop20h 00mMultiple Airlines
Deal found 17/12C$ 857

Find flights from London to Ontario within your budget

Customize your flight search to find flights from London 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 18 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 31/1

11:55 a.m.-6:15 p.m.

1 stop11h 20m

Toronto Pearson Intl

Fri 7/2

7:45 p.m.-10:55 a.m.

1 stop10h 10m

C$ 696

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Wed 21/5

11:35 a.m.-5:25 p.m.

1 stop10h 50m

Toronto Island

Sat 31/5

6:15 p.m.-9:50 a.m.

1 stop10h 35m

C$ 697

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Sun 19/1

3:00 p.m.-9:50 p.m.

1 stop11h 50m

Toronto Island

Sun 2/2

3:25 p.m.-7:10 a.m.

1 stop10h 45m

C$ 697

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 19/5

1:05 p.m.-7:10 p.m.

1 stop11h 05m

Toronto Pearson Intl

Tue 3/6

11:00 p.m.-8:20 p.m.

1 stop16h 20m

C$ 697

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Mon 13/1

11:40 a.m.-3:00 p.m.

Nonstop8h 20m

Toronto Pearson Intl

Sun 2/2

9:35 p.m.-9:45 a.m.

Nonstop7h 10m

C$ 697

LondonToronto

STN - YYZ

STNYYZ

London Stansted

Fri 31/1

10:15 p.m.-6:15 p.m.

2 stops25h 00m

Toronto Pearson Intl

Fri 7/2

7:45 p.m.-9:20 p.m.

2 stops20h 35m

C$ 698

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 16/1

6:00 p.m.-9:40 p.m.

Nonstop8h 40m

Toronto Pearson Intl

Wed 22/1

8:10 p.m.-8:30 a.m.

Nonstop7h 20m

C$ 698

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sun 19/1

6:00 p.m.-9:40 p.m.

Nonstop8h 40m

Toronto Pearson Intl

Tue 28/1

8:10 p.m.-8:30 a.m.

Nonstop7h 20m

C$ 700

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 16/1

9:00 a.m.-8:11 p.m.

1 stop16h 11m

Toronto Pearson Intl

Wed 22/1

2:00 p.m.-7:10 a.m.

1 stop12h 10m

C$ 701

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Thu 16/1

3:00 p.m.-9:50 p.m.

1 stop11h 50m

Toronto Island

Mon 20/1

3:25 p.m.-7:10 a.m.

1 stop10h 45m

C$ 701

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/12

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Best time to book a flight from London to Ontario

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

Travel insights for flights from London to Ontario

Get recent, data-driven insights about flights from London to Ontario including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from London to Region of Ontario (average of C$ 178). Flying from London 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 LON to ON?

Find hourly flight availability from London 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 2024.

When flying from London 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 to Region of Ontario

Explore weekly flight availability from London 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 2024.

The most flights from LON to CAON are scheduled on a Wednesday (33 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (22 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 18 December 2024.
Get a feel of what it's like to fly with Icelandair, Lufthansa and SWISS from London to Ontario by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,604 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Air Transat
7.8
Good
389 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Finnair
7.7
Good
1,285 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

LOT
7.6
Good
1,133 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.6

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

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

    The cheapest airlines for a one-way flight from London to Region of Ontario are WestJet (C$ 558), TAP AIR PORTUGAL (C$ 561), and Icelandair (C$ 628).

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

    The most popular route from London to Region of Ontario is London Heathrow - Toronto Pearson Intl. You may also consider London Gatwick - Toronto Pearson Intl or London City - Toronto Pearson Intl.

  • What are the most reliable airlines from London to Region of Ontario?

    No one likes to see their flight delayed. When booking a flight from London to Region of Ontario consider choosing Thai Airways (95%), Ethiopian Air (93%) or Air Canada (89%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from London to Region of Ontario is generally C$ 1,369, our data shows the cheapest flight currently is C$ 746. When looking at the most popular route, (London Heathrow - Toronto Pearson Intl), you can expect to pay C$ 588 for that flight.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from London to Region of Ontario (average of C$ 178). Flying from London 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 London to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Heathrow to Edmonton flights
Manchester to Calgary flights
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Southampton to Vancouver Intl flights
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Bristol to Vancouver Intl flights

Top 10 airlines flying from London to Ontario

Discover the top 10 airlines that operate flights from London 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 18 December 2024.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapestC$ 358AverageC$ 867FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Air FranceCheapestC$ 381AverageC$ 955FlexibilityNo cancel feeOn-time77%
Search Air France flights
IcelandairCheapestC$ 574AverageC$ 886FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapestC$ 611AverageC$ 884FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Aer LingusCheapestC$ 641AverageC$ 1,140FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
TAP AIR PORTUGALCheapestC$ 645AverageC$ 1,019FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
LufthansaCheapestC$ 665AverageC$ 993FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IberiaCheapestC$ 677AverageC$ 1,111FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air CanadaCheapestC$ 680AverageC$ 1,037FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Scandinavian AirlinesCheapestC$ 683AverageC$ 1,192FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Ontario. 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 London to Ontario?

Cheapflights helps you find that perfect flight to Ontario from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes! Cheapflights helps users easily find flights from London to Ontario with no change fees.

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

Of course! You can now track prices for flights from London to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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