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Cheap flights from Ontario to London Heathrow Airport from £178

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LHR
25 11月 — 2 12月1
1 adult

Cheap flight deals from Ontario to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (CAON) to Heathrow (LHR). 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 20 11月 2024.

Find flight deals from Ontario to Heathrow

Cheapest flights from Ontario to Heathrow
Explore the most affordable flight options available from Ontario to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 11月 2024.

周二 10/1210:30YYZ - LHR
1 stop17h 05mMultiple Airlines
周六 18/111:45LHR - YYZ
Nonstop8h 10mMultiple Airlines
Deal found 20/11£413
周二 3/1217:35YYZ - LHR
1 stop14h 05mTAP AIR PORTUGAL
周二 21/106:00LHR - YYZ
1 stop13h 45mTAP AIR PORTUGAL
Deal found 20/11£415
周日 1/1221:15YYZ - LHR
1 stop17h 00mVirgin Atlantic
周五 6/1211:45LHR - YYZ
1 stop32h 55mVirgin Atlantic
Deal found 20/11£437
周一 2/1220:10YYZ - LHR
Nonstop7h 20mAir Canada
周日 8/1215:00LHR - YYZ
1 stop13h 50mAir Canada
Deal found 19/11£439
周三 4/1220:10YYZ - LHR
Nonstop7h 20mLufthansa
周一 9/1214:30LHR - YYZ
Nonstop8h 15mLufthansa
Deal found 19/11£441
周五 6/1218:00YYZ - LHR
2 stops33h 15mSWISS
周一 9/1206:00LHR - YYZ
2 stops39h 15mSWISS
Deal found 19/11£447
周三 11/1218:20YHM - LHR
1 stop15h 35mMultiple Airlines
周三 15/107:30LHR - YHM
1 stop14h 40mMultiple Airlines
Deal found 19/11£451
周二 26/1118:00YYZ - LHR
1 stop10h 00mDelta
周六 7/1206:30LHR - YYZ
1 stop14h 10mDelta
Deal found 19/11£452
周五 29/1112:15YYZ - LHR
1 stop13h 35mAir France
周一 9/1214:45LHR - YYZ
1 stop11h 40mAir France
Deal found 19/11£459
周二 10/1222:05YYZ - LHR
Nonstop7h 10mBritish Airways
周二 14/106:45LHR - YYZ
2 stops20h 06mBritish Airways
Deal found 20/11£460
周日 1/1219:15YUL - LHR
Nonstop6h 55mAir Canada
周二 10/1219:25LHR - YUL
1 stop23h 30mAir Canada
Deal found 19/11£472
周二 3/1219:15YUL - LHR
Nonstop6h 55mMultiple Airlines
周六 7/1206:00LHR - YUL
1 stop12h 55mMultiple Airlines
Deal found 19/11£474

Find flights from Ontario to Heathrow within your budget

Customise your flight search to find flights from Ontario to Heathrow 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 953,013 searches. Data last updated 20 11月 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

周三 23/4

18:05-06:15

Nonstop7h 10m

London Heathrow

周五 9/5

14:10-21:39

1 stop12h 29m

£412

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

周二 3/12

17:35-12:40

1 stop14h 05m

London Heathrow

周二 21/1

06:00-14:45

1 stop13h 45m

£415

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

周三 15/1

20:10-08:30

Nonstop7h 20m

London Heathrow

周三 22/1

09:30-16:15

1 stop11h 45m

£426

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

周六 18/1

18:00-06:15

Nonstop7h 15m

London Heathrow

周日 26/1

17:05-20:15

Nonstop8h 10m

£433

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

周日 1/12

21:15-17:00

1 stop14h 45m

London Heathrow

周五 6/12

20:25-15:40

1 stop24h 15m

£440

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

周三 4/12

20:10-08:30

Nonstop7h 20m

London Heathrow

周一 9/12

14:30-17:45

Nonstop8h 15m

£441

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

周五 21/3

10:20-07:10

2 stops16h 50m

London Heathrow

周三 26/3

11:10-21:50

2 stops14h 40m

£442

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

周五 6/12

18:00-08:15

2 stops33h 15m

London Heathrow

周一 9/12

06:00-16:15

2 stops39h 15m

£447

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

周五 11/4

22:20-10:30

Nonstop7h 10m

London Heathrow

周三 16/4

06:15-15:45

1 stop14h 30m

£448

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

周三 11/12

18:20-14:55

1 stop15h 35m

London Heathrow

周三 15/1

07:30-17:10

1 stop14h 40m

£451

Flights are sorted by cheapest return flights first.

Deals found on 20/11

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Heathrow

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

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

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

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to London Heathrow Airport (average of £112). Flying from Region of Ontario to London Heathrow Airport 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 LHR?

Find hourly flight availability from Ontario to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 11月 2024.

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

Explore weekly flight availability from Ontario to Heathrow. 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 20 11月 2024.

The most flights from CAON to LHR are scheduled on a Tuesday (35 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (26 on average).

Rainfall in Heathrow by month

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

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

Temperature in Heathrow by month

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

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

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 20 11月 2024.
Read through reviews of airlines operating flights from Ontario to London, such as TAP AIR PORTUGAL, Air Canada and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very Good
8,759 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

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

8.0
Very Good
8,759 reviews
8.0
Very Good
8,759 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

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

7.8
Good
1,350 reviews
8.0
Very Good
8,759 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

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

7.7
Good
1,300 reviews
8.0
Very Good
8,759 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

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

7.6
Good
805 reviews
8.0
Very Good
8,759 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

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

7.6
Good
1,637 reviews
8.0
Very Good
8,759 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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 Heathrow. 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 Heathrow Airport one-way?

    £178 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 Icelandair, with prices starting from £233 and £264, respectively.

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

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

    No one likes to see their flight delayed. When booking a flight from Region of Ontario to London Heathrow Airport consider choosing Ethiopian Air (89%), Croatia Airlines (82%) or Egyptair (78%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Region of Ontario to London Heathrow Airport? While on average our users pay £1,241, our data indicates the cheapest price to be £289. The most popular route (Toronto Pearson Intl - London Heathrow), is priced around £327.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Heathrow 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 Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to London Heathrow Airport (average of £112). Flying from Region of Ontario to London Heathrow Airport 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

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.

Top 9 airlines flying from Ontario to Heathrow

Discover the top 9 airlines that operate flights from Ontario to Heathrow. 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 953,013 searches. Data last updated 20 11月 2024.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£353Average£447FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IcelandairCheapest£354Average£512FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapest£396Average£509FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Air CanadaCheapest£411Average£594FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Virgin AtlanticCheapest£429Average£481FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£434Average£601FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£451Average£579FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£462Average£553FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£544Average£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 Heathrow?

Cheapflights makes it easy to find Ontario to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Heathrow flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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