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Cheap flights from Ontario to London from £234

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 30/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LON
8 Dec — 15 Dec1
1 adult

Find flights from Ontario to London within your budget

Customise your flight search to find flights from Ontario to London 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 927,803 searches. Data last updated 3 December 2024.

Fly from

Any airport

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Route

Depart

Return

Price

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 13/3

20:45-10:50

1 stop10h 05m

London Heathrow

Sat 22/3

12:15-19:15

1 stop11h 00m

£407

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sat 29/3

22:35-10:45

Nonstop7h 10m

London Gatwick

Wed 2/4

12:40-16:00

Nonstop8h 20m

£407

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sun 26/1

19:45-15:55

2 stops15h 10m

London Gatwick

Sun 2/2

08:25-18:15

2 stops14h 50m

£408

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 4/4

18:05-06:15

Nonstop7h 10m

London Heathrow

Mon 7/4

13:20-16:10

Nonstop7h 50m

£409

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Sat 15/3

20:45-13:00

1 stop12h 15m

London Luton

Sat 22/3

06:25-19:15

1 stop16h 50m

£409

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Sun 26/1

20:30-23:20

2 stops21h 50m

London Stansted

Sun 2/2

06:30-16:20

2 stops14h 50m

£409

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sun 12/1

21:35-09:45

Nonstop7h 10m

London Gatwick

Mon 10/2

11:40-15:00

Nonstop8h 20m

£412

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 14/2

23:30-18:20

1 stop13h 50m

London Heathrow

Sat 1/3

11:15-15:40

1 stop33h 25m

£417

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 6/5

17:40-22:55

1 stop24h 15m

London Heathrow

Sat 17/5

06:00-13:55

1 stop12h 55m

£418

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Tue 21/1

10:20-07:10

2 stops15h 50m

London Heathrow

Wed 29/1

06:50-16:50

2 stops15h 00m

£419

Flights are sorted by cheapest return flights first.

Deals found on 2/12

Showing 1-10 of 60 results
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Cheap flight deals from Ontario to London

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (CAON) to London (LON). 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 3 December 2024.

Find flight deals from Ontario to London

Cheapest flights from Ontario to London
Explore the most affordable flight options available from Ontario to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 December 2024.

Fri 6/1221:35YYZ - LGW
Nonstop7h 10mAir Transat
Thu 23/111:40LGW - YYZ
Nonstop8h 20mAir Transat
Deal found 2/12£413
Mon 9/1206:15YYZ - LHR
1 stop9h 20mMultiple Airlines
Wed 12/309:30LHR - YYZ
1 stop11h 45mMultiple Airlines
Deal found 2/12£419
Mon 9/1208:50YTZ - LHR
2 stops17h 20mAir Canada
Thu 23/106:50LHR - YTZ
2 stops15h 00mAir Canada
Deal found 2/12£427
Sun 8/1221:35YYZ - LGW
Nonstop7h 10mPorter Airlines
Fri 10/111:40LGW - YYZ
Nonstop8h 20mPorter Airlines
Deal found 2/12£428
Wed 11/1218:10YYZ - LHR
Nonstop7h 20mAir Canada
Thu 27/308:55LHR - YYZ
1 stop13h 10mAir Canada
Deal found 1/12£430
Tue 3/1218:00YYZ - LHR
1 stop10h 00mKLM
Sat 7/1211:15LHR - YYZ
1 stop13h 00mKLM
Deal found 30/11£453
Wed 4/1212:15YYZ - LHR
1 stop13h 35mAir France
Mon 9/1214:45LHR - YYZ
1 stop11h 40mAir France
Deal found 1/12£461
Sun 8/1223:05YYZ - STN
2 stops32h 10mMultiple Airlines
Fri 13/1217:20STN - YYZ
1 stop24h 40mMultiple Airlines
Deal found 2/12£469
Wed 11/1212:20YYZ - LHR
1 stop14h 35mUnited Airlines
Sun 19/106:50LHR - YYZ
2 stops18h 29mUnited Airlines
Deal found 2/12£479
Tue 3/1218:00YYZ - LHR
1 stop11h 45mDelta
Tue 10/1210:10LHR - YYZ
1 stop12h 16mDelta
Deal found 30/11£484
Wed 11/1222:05YYZ - LHR
Nonstop7h 10mBritish Airways
Mon 31/313:20LHR - YYZ
Nonstop7h 50mBritish Airways
Deal found 2/12£486
Sun 8/1217:35YYZ - LHR
1 stop11h 45mAer Lingus
Wed 11/1208:50LHR - YYZ
1 stop12h 00mAer Lingus
Deal found 2/12£493

Best time to book a flight from Ontario to London

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

Travel insights for flights from Ontario to London

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

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

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to London (average of £112). Flying from Region of Ontario to London in July is currently the most expensive (average of £160). 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 LON?

Find hourly flight availability from Ontario to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 December 2024.

When flying from Region of Ontario to London, 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 Region of Ontario to London

Explore weekly flight availability from Ontario to London. 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 3 December 2024.

The most flights from CAON to LON are scheduled on a Friday (38 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (31 on average).

Rainfall in London by month

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

In terms of precipitation, rainfall in London 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 when rainfall is around 40.0 mm.

Temperature in London by month

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

If weather is an important factor for your trip to London, 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 London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 3 December 2024.
See what other customers who have flown with TAP AIR PORTUGAL, SWISS and Air France from Ontario to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,698 reviews
Check prices

Crew

8.6

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,698 reviews
Delta
8.0
Very Good
8,698 reviews
Check prices

Crew

8.6

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Porter Airlines
7.8
Good
286 reviews
Delta
8.0
Very Good
8,698 reviews
Check prices

Crew

8.6

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,343 reviews
Delta
8.0
Very Good
8,698 reviews
Check prices

Crew

8.6

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Transat
7.8
Good
391 reviews
Delta
8.0
Very Good
8,698 reviews
Check prices

Crew

8.6

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.6
Good
1,628 reviews
Delta
8.0
Very Good
8,698 reviews
Check prices

Crew

8.6

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

    £234 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on TAP AIR PORTUGAL and Porter Airlines, with prices starting from £235 and £248, respectively.

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

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

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

    The top 3 most reliable airlines when flying from Region of Ontario to London are Ethiopian Air (89%), Croatia Airlines (82%) and Egyptair (78%).

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

    Looking for the cheapest flight from Region of Ontario to London? While on average our users pay £1,107, our data indicates the cheapest price to be £290. The most popular route (Toronto Pearson Intl - London Heathrow), is priced around £319.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to London 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?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to London (average of £112). Flying from Region of Ontario to London in July is currently the most expensive (average of £160). 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 Ontario to London

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Ontario to London

Discover the top 10 airlines that operate flights from Ontario to London. 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 927,803 searches. Data last updated 3 December 2024.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£350Average£512FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£352Average£446FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air TransatCheapest£395Average£528FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Virgin AtlanticCheapest£396Average£479FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Porter AirlinesCheapest£397Average£721FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapest£409Average£611FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£439Average£603FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£450Average£571FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£462Average£552FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£543Average£546FlexibilityNo cancel feeOn-time77%
Search Air France 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 London?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from Ontario today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to London for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to London 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 London become cheaper?

Of course! You can now track prices for flights from Ontario to London 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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