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Cheap flights from Toronto to London Heathrow Airport from C$ 340

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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — LHR
16 Apr — 23 Apr1
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 Sunday or Friday and return on a Friday

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 11 April 2025.

Round-trip from

C$ 670

One-way from

C$ 340

Popular in

July

Cheapest in

February

Average price

C$ 807

Good round-trip deal

C$ 815 or less

Good one-way deal

C$ 501 or less
Icelandair
  • Icelandair
  • 8/5-15/5
  • 2 total stops
  • 21h 10m total
  • Toronto to London
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6/7
  • 6/7
  • 1 total stop
  • 19h 35m total
  • Toronto to London
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Highest demand for flights based on searches. 17% potential increase in price (C$ 266 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 33 potential savings vs. average RT price).
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Average for round-trip flights in April 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 11 April 2025.

Thu 8/58:50 p.m.YYZ - LHR
1 stop10h 05mIcelandair
Thu 15/51:05 p.m.LHR - YYZ
1 stop11h 05mIcelandair
Deal found 10/4C$ 670
Thu 4/911:50 p.m.YYZ - LHR
1 stop17h 15mTAP AIR PORTUGAL
Tue 9/97:50 p.m.LHR - YYZ
1 stop23h 05mTAP AIR PORTUGAL
Deal found 10/4C$ 673
Tue 6/58:30 p.m.YYZ - LHR
Nonstop7h 05mAir Canada
Thu 15/58:40 a.m.LHR - YYZ
1 stop12h 45mAir Canada
Deal found 10/4C$ 674
Sun 10/89:05 p.m.YYZ - LHR
1 stop13h 50mMultiple Airlines
Thu 28/89:10 p.m.LHR - YYZ
1 stop21h 00mMultiple Airlines
Deal found 10/4C$ 680
Tue 6/53:25 p.m.YTZ - LHR
1 stop10h 05mAir Canada
Tue 13/52:05 p.m.LHR - YTZ
1 stop10h 45mAir Canada
Deal found 10/4C$ 696
Mon 26/56:05 p.m.YYZ - LHR
Nonstop7h 10mBritish Airways
Mon 2/61:20 p.m.LHR - YYZ
Nonstop7h 40mBritish Airways
Deal found 10/4C$ 712
Wed 4/63:00 p.m.YYZ - LHR
1 stop10h 30mLufthansa
Tue 10/65:40 p.m.LHR - YYZ
Nonstop7h 50mLufthansa
Deal found 10/4C$ 736
Sun 25/56:05 p.m.YYZ - LHR
Nonstop7h 10mAmerican Airlines
Fri 13/61:20 p.m.LHR - YYZ
Nonstop7h 40mAmerican Airlines
Deal found 10/4C$ 762
Tue 6/58:15 p.m.YYZ - LHR
1 stop15h 10mSWISS
Sat 10/55:10 p.m.LHR - YYZ
1 stop28h 15mSWISS
Deal found 9/4C$ 789
Fri 25/412:20 p.m.YYZ - LHR
2 stops13h 35mUnited Airlines
Wed 30/48:00 a.m.LHR - YYZ
2 stops20h 54mUnited Airlines
Deal found 10/4C$ 810
Sun 18/55:25 p.m.YTZ - LHR
2 stops18h 10mSWISS
Tue 17/67:00 a.m.LHR - YTZ
2 stops15h 50mSWISS
Deal found 10/4C$ 816
Sat 12/410:30 p.m.YYZ - LHR
Nonstop7h 10mVirgin Atlantic
Fri 18/411:45 a.m.LHR - YYZ
1 stop16h 10mVirgin Atlantic
Deal found 9/4C$ 877

Cheapflights Fare Finder

Customize 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 629,999 searches. Data last updated 11 April 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

Thu 8/5

8:50 p.m.-11:55 a.m.

1 stop10h 05m

London Heathrow

Thu 15/5

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

1 stop11h 05m

C$ 670

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 6/5

8:30 p.m.-8:35 a.m.

Nonstop7h 05m

London Heathrow

Thu 15/5

8:40 a.m.-4:25 p.m.

1 stop12h 45m

C$ 674

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Tue 6/5

3:25 p.m.-6:30 a.m.

1 stop10h 05m

London Heathrow

Tue 13/5

2:05 p.m.-7:50 p.m.

1 stop10h 45m

C$ 696

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 26/5

6:05 p.m.-6:15 a.m.

Nonstop7h 10m

London Heathrow

Mon 2/6

1:20 p.m.-4:00 p.m.

Nonstop7h 40m

C$ 712

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sat 10/5

4:30 p.m.-6:30 a.m.

1 stop9h 00m

London Heathrow

Fri 16/5

8:30 a.m.-11:20 a.m.

Nonstop7h 50m

C$ 715

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 4/6

3:00 p.m.-6:30 a.m.

1 stop10h 30m

London Heathrow

Tue 10/6

5:40 p.m.-8:30 p.m.

Nonstop7h 50m

C$ 736

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sun 25/5

6:05 p.m.-6:15 a.m.

Nonstop7h 10m

London Heathrow

Tue 10/6

1:20 p.m.-4:00 p.m.

Nonstop7h 40m

C$ 762

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 6/5

8:15 p.m.-4:25 p.m.

1 stop15h 10m

London Heathrow

Mon 12/5

6:00 a.m.-4:25 p.m.

1 stop15h 25m

C$ 789

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 25/4

10:05 a.m.-6:55 a.m.

1 stop15h 50m

London Heathrow

Wed 30/4

8:00 a.m.-11:54 p.m.

2 stops20h 54m

C$ 810

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sun 18/5

5:25 p.m.-4:35 p.m.

2 stops18h 10m

London Heathrow

Tue 17/6

7:00 a.m.-5:50 p.m.

2 stops15h 50m

C$ 816

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/4

Showing 1-10 of 30 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 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 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 round-trip flight from Toronto to Heathrow. Price data was last updated on 4 April 2025.

To ensure you get the cheapest price possible for a flight from Toronto to London Heathrow Airport, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 C$ 560). Flying from Toronto to London Heathrow Airport in July is currently the most expensive (average of C$ 874). 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 11 April 2025.

It’s typically best to fly out from Toronto to London Heathrow Airport in the morning. Doing so could potentially save you 34% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Toronto to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Toronto to Heathrow. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Toronto to London Heathrow Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 11 April 2025.

The most flights from YTO to LHR are scheduled on a Friday (46 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (33 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 mm 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 11 April 2025.
See what other customers who have flown with Delta, Azores Airlines and SWISS from Toronto to London have to say. 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
7,910 reviews
Check prices

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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
7,910 reviews
Delta
8.0
Very good
7,910 reviews
Check prices

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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
7.5
Good
64 reviews
Delta
8.0
Very good
7,910 reviews
Check prices

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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
1,575 reviews
Delta
8.0
Very good
7,910 reviews
Check prices

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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.
United Airlines
7.4
Good
8,636 reviews
Delta
8.0
Very good
7,910 reviews
Check prices

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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.
Scandinavian Airlines
7.3
Good
1,333 reviews
Delta
8.0
Very good
7,910 reviews
Check prices

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

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.

Toronto to Heathrow Travel Guide

London Heathrow is the main airport serving as a gateway into Europe. It’s the second busiest airport in the world. It handles more than 80 million passengers each year. The airport is located about 14 miles from Central London.

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 airports serve Toronto to Heathrow flights?

    When you’re looking for your flight from Toronto to Heathrow in London, you can browse some from Pearson International Airport and some from Billy Bishop Toronto City. Both of these airports offer flight options to London Heathrow. Pearson has more options, including some that are non-stop, but if Billy Bishop is your preference, there are several flights available with one stop on the way.

  • Which airlines fly directly from Toronto to Heathrow?

    For direct flights to Heathrow you’ll have to fly out of Pearson. There are several to choose from there though. You can fly on British Airways. American Airlines offers a few. Finnair has a couple that are operated by British Airways. Air Canada also offers a few. Lufthansa does as well. The flight is about seven hours for this route.

  • What are the stopover options between Toronto and LHR?

    You will find some stopovers in Ottawa with Air Canada and Lufthansa. You might find you’re landing in Dublin if you fly with Air Lingus. American Airlines has a stopover in Charlotte that’s only 38 minutes long. Virgin Atlantic stops in New York at JFK. TAP Portugal has some flights that have a stop in Lisbon. There are flights that stop in Montreal going out of Billy Bishop. The stopovers are a bit longer making the travel times upwards of 17 hours in some cases.

  • Do I need a passport or visa to fly from Toronto to London Heathrow?

    You have to have a passport to fly to Heathrow. You don’t have to have a visa yet. In the year 2021, that is supposed to change so you’ll need to check the requirements if you are traveling after the first of that year.

  • What are the cheapest airlines flying from Toronto to London Heathrow Airport round-trip?

    Flying on Icelandair is currently your cheapest option to London Heathrow Airport, with prices starting at C$ 670. Additional round-trip tickets that might be worth considering are offered by TAP AIR PORTUGAL and Air Canada, with the lowest prices starting at C$ 673 and C$ 674, respectively. These flights start at 27% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Toronto to London Heathrow Airport are TAP AIR PORTUGAL (C$ 428), Air Canada (C$ 490), and Lufthansa (C$ 507).

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

    Most travellers 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?

    No one likes to see their flight delayed. When booking a flight from Toronto to London Heathrow Airport consider choosing Ethiopian Air (85%), American Airlines (71%) or Aer Lingus (71%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay C$ 1,880 for a flight from Toronto to London Heathrow Airport. The cheapest flight overall is C$ 494 while the most popular route, (Toronto Pearson Intl - London Heathrow) is currently priced at C$ 658.

  • Where are the most common layover locations when flying from Toronto to London Heathrow Airport?

    Of the flights from Toronto to London Heathrow Airport that have layovers, most of them stop in Reykjavik. Toronto to London Heathrow Airport flights stop in Dublin the next most.

  • What are some popular things to do or see while on a layover in Reykjavik?

    Harpa, Reykjavik Open Air Museum, and National Museum of Iceland are currently the most popular points of interest in Reykjavik at the moment. Harpa, Reykjavik Open Air Museum and National Museum of Iceland are located about 37.5 km, 41.2 km, and 36.4 km, respectively from Reykjavik Keflavik Intl if you are interested in checking them out. Travelers in need of a car in Reykjavik can rent one for about C$ 80 per day.

  • What are some popular points of interest to see during a layover in Dublin?

    If you're on a layover in Dublin and looking for things to do, consider visiting Dublin Castle, National Gallery of Ireland, or Gate Theatre. Dublin Castle, National Gallery of Ireland, and Gate Theatre are located about 9.4 km, 9.5 km, and 8.2 km, respectively from Dublin. Those looking to explore during their layover in Dublin can rent a car from Dublin for about C$ 30 per day.

  • Where are the least popular layover locations for Toronto to London Heathrow Airport flights?

    Toronto to London Heathrow Airport flights have a layover in Montreal least often.

  • 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 vacation 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 C$ 560). Flying from Toronto to London Heathrow Airport in July is currently the most expensive (average of C$ 874). 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
Brentford
Hounslow
Sutton
Slough
Milton Keynes
Romford
Watford
Luton
Bromley
Bedford
Southall

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Fly from Toronto to Heathrow on these airlines

Choose from the following airlines for your flight from Toronto to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 11 April 2025.
Air Canada flights from Toronto to London Heathrow
British Airways flights from Toronto to London Heathrow
Icelandair flights from Toronto to London Heathrow

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 629,999 searches. Data last updated 11 April 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapestC$ 494AverageC$ 1,110FlexibilityNo cancel feeOn-time76%
Search Finnair flights
TAP AIR PORTUGALCheapestC$ 538AverageC$ 676FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
PLAYCheapestC$ 549AverageC$ 662FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
IcelandairCheapestC$ 625AverageC$ 902FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Porter AirlinesCheapestC$ 660AverageC$ 819FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Aer LingusCheapestC$ 682AverageC$ 837FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air TransatCheapestC$ 700AverageC$ 933FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
DeltaCheapestC$ 711AverageC$ 879FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 719AverageC$ 980FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapestC$ 721AverageC$ 873FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Toronto 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 Toronto to Heathrow?

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

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

Need flexible booking options for your flight to Heathrow from Toronto? 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 Toronto to Heathrow become cheaper?

Yes! Start tracking prices for Toronto to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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