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Cheap flights from Toronto to London Heathrow Airport from £193

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — LHR
18 Jun — 25 Jun1
1 adult

Cheapflights Tip: The best prices from Toronto to London Heathrow are usually found in February or January, booked 81 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap flight deals from Toronto to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) 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 13 June 2025.

Round-trip from

£380

One-way from

£193

Popular in

July

Cheapest in

February

Average price

£541

Good round-trip deal

£440 or less

Good one-way deal

£303 or less
Air Canada
  • Air Canada
  • 16/9-19/9
  • Nonstop
  • 14h 55m total
  • Toronto to London
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10/8
  • 10/8
  • 1 total stop
  • 11h 05m total
  • Toronto to London
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Highest demand for flights based on searches. 16% potential increase in price (£67 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Toronto (YTO) to London Heathrow.
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Price to beat on a one-way flight from Toronto (YTO) to London Heathrow.
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Find flight deals from Toronto to Heathrow

Cheapest flights from Toronto to Heathrow
Explore the most affordable flight options available from Toronto to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Tue 16/920:30YYZ - LHR
Nonstop7h 05mAir Canada
Fri 19/908:30LHR - YYZ
Nonstop7h 50mAir Canada
Deal found 12/6£380
Thu 11/916:20YTZ - LHR
1 stop9h 10mAir Canada
Sat 13/909:30LHR - YTZ
1 stop10h 15mAir Canada
Deal found 11/6£380
Fri 10/1022:30YYZ - LHR
Nonstop7h 10mVirgin Atlantic
Mon 13/1009:55LHR - YYZ
1 stop15h 00mVirgin Atlantic
Deal found 12/6£381
Sat 4/1022:10YYZ - LHR
1 stop10h 15mMultiple Airlines
Wed 8/1006:15LHR - YYZ
1 stop12h 55mMultiple Airlines
Deal found 11/6£388
Sat 1/1100:40YYZ - LHR
Nonstop7h 10mLufthansa
Mon 10/1107:40LHR - YYZ
1 stop12h 15mLufthansa
Deal found 12/6£392
Mon 3/1121:30YYZ - LHR
1 stop28h 40mAustrian Airlines
Sun 9/1106:00LHR - YYZ
1 stop12h 50mAustrian Airlines
Deal found 12/6£393
Fri 10/1017:20YYZ - LHR
1 stop9h 40mAer Lingus
Thu 23/1009:50LHR - YYZ
1 stop11h 00mAer Lingus
Deal found 12/6£397
Thu 9/1022:30YYZ - LHR
Nonstop7h 10mDelta
Mon 13/1009:55LHR - YYZ
1 stop15h 00mDelta
Deal found 11/6£398
Thu 18/918:05YYZ - LHR
Nonstop7h 10mBritish Airways
Sun 28/917:15LHR - YYZ
Nonstop7h 55mBritish Airways
Deal found 12/6£400
Sat 6/922:00YYZ - LHR
Nonstop7h 15mAmerican Airlines
Tue 16/917:15LHR - YYZ
Nonstop7h 55mAmerican Airlines
Deal found 11/6£414
Thu 9/1022:10YYZ - LHR
1 stop10h 40mKLM
Tue 21/1014:45LHR - YYZ
1 stop10h 10mKLM
Deal found 11/6£421
Sun 28/914:00YYZ - LHR
2 stops23h 30mSWISS
Mon 13/1008:40LHR - YYZ
1 stop33h 10mSWISS
Deal found 11/6£441

Cheapflights Fare Finder

Customise your flight search to find flights from Toronto 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 858,174 searches. Data last updated 13 June 2025.
Use the filters below to find and compare flights from Toronto to London Heathrow Airport that are best for you.

Fly from

Toronto

Fly to

Heathrow

Route

Depart

Return

Price

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 16/9

20:30-08:35

Nonstop7h 05m

London Heathrow

Fri 19/9

08:30-11:20

Nonstop7h 50m

£380

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 11/9

16:20-06:30

1 stop9h 10m

London Heathrow

Sat 13/9

09:30-14:45

1 stop10h 15m

£380

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 10/10

22:30-10:40

Nonstop7h 10m

London Heathrow

Mon 13/10

09:55-19:55

1 stop15h 00m

£381

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sat 4/10

22:10-13:25

1 stop10h 15m

London Heathrow

Wed 8/10

06:15-14:10

1 stop12h 55m

£388

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sat 1/11

00:40-11:50

Nonstop7h 10m

London Heathrow

Mon 10/11

07:40-14:55

1 stop12h 15m

£392

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 3/11

21:30-07:10

1 stop28h 40m

London Heathrow

Sun 9/11

06:00-13:50

1 stop12h 50m

£393

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 10/10

17:20-08:00

1 stop9h 40m

London Heathrow

Thu 23/10

09:50-15:50

1 stop11h 00m

£397

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 9/10

22:30-10:40

Nonstop7h 10m

London Heathrow

Mon 13/10

09:55-19:55

1 stop15h 00m

£398

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 18/9

18:05-06:15

Nonstop7h 10m

London Heathrow

Thu 25/9

17:20-20:15

Nonstop7h 55m

£400

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sat 6/9

22:00-10:15

Nonstop7h 15m

London Heathrow

Tue 16/9

17:15-20:10

Nonstop7h 55m

£414

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 31 results
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Best time to book a flight from Toronto to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Toronto 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 Toronto to London Heathrow Airport

How far ahead should I book a flight from Toronto to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Toronto to Heathrow. Price data was last updated on 9 June 2025.

The best time to book flights from Toronto to London Heathrow Airport is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Toronto to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Toronto to London Heathrow Airport (average of £112). Flying from Toronto to London Heathrow Airport in August is currently the most expensive (average of £164). 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 YTO to LHR?

Find hourly flight availability from Toronto 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 13 June 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 6% on flights from Toronto to London Heathrow Airport by exploring options for tickets at midday.

Weekly flight availability from Toronto to London Heathrow Airport

Explore weekly flight availability from Toronto 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 13 June 2025.

The most flights from YTO to LHR are scheduled on a Thursday (45 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (20 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 13 June 2025.
Get a feel of what it's like to fly with Delta, KLM and Azores Airlines from Toronto to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,946 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,624 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 Toronto 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 flying from Toronto to London Heathrow Airport round-trip?

    Currently priced at £380, Air Canada will fly you from Toronto to London Heathrow Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Virgin Atlantic and Lufthansa - these airlines can fly you to your destination from £381 and £392, respectively. Air Canada is currently priced 20% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Toronto to London Heathrow Airport one-way?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as £204. Users have also found prices from £217 and £233 on Lufthansa and TAP AIR PORTUGAL, respectively.

  • What are the most popular routes from Toronto to London Heathrow Airport?

    Most travelers choose Toronto Pearson Intl - London Heathrow, Toronto Island - London Heathrow or Hamilton - London Heathrow when deciding on the best route from Toronto to London Heathrow Airport.

  • What are the most reliable airlines from Toronto to London Heathrow Airport?

    The top 3 most reliable airlines when flying from Toronto to London Heathrow Airport are Croatia Airlines (88%), Ethiopian Air (85%) and Singapore Airlines (84%).

  • What are the cheapest flights from Toronto to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for £290. While the most popular route (Toronto Pearson Intl - London Heathrow) can be booked for £380 on average our data indicates £1,355 when flying from Toronto to London Heathrow Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Toronto 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 Toronto to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Toronto to London Heathrow Airport (average of £112). Flying from Toronto to London Heathrow Airport in August is currently the most expensive (average of £164). 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 Toronto?

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

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 10 airlines flying from Toronto to Heathrow

Discover the top 10 airlines that operate flights from Toronto 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 858,174 searches. Data last updated 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£243Average£355FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Aer LingusCheapest£360Average£455FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IcelandairCheapest£362Average£476FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapest£368Average£498FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Virgin AtlanticCheapest£387Average£450FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£396Average£573FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£398Average£516FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£400Average£510FlexibilityNo cancel feeOn-time75%
Search KLM flights
American AirlinesCheapest£412Average£412FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£507Average£509FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Toronto to Heathrow?

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

Millions of users choose and trust Cheapflights to book the best flight deals from Toronto to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Toronto to Heathrow with no change fees.

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

Of course! You can now track prices for flights from Toronto to Heathrow 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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