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Cheap flights from Toronto to London Heathrow Airport from C$ 363

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — LHR
12 Jul — 19 Jul1
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 Wednesday

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 7 July 2025.

Round-trip from

C$ 732

One-way from

C$ 363

Popular in

July

Cheapest in

February

Average price

C$ 1,139

Good round-trip deal

C$ 1,059 or less

Good one-way deal

C$ 578 or less
10/9-25/12
  • 10/9-25/12
  • 1 total stop
  • 18h 35m total
  • Toronto to London
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4/10
  • 4/10
  • 1 total stop
  • 9h 30m total
  • Toronto to London
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Highest demand for flights based on searches. 16% potential increase in price (C$ 236 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 32 potential savings vs. average RT price).
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Average for round-trip flights in July 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 7 July 2025.

Wed 10/911:35 p.m.YYZ - LHR
Nonstop7h 15mMultiple Airlines
Thu 25/121:30 p.m.LHR - YYZ
1 stop11h 20mMultiple Airlines
Deal found 6/7C$ 732
Sun 5/1011:35 p.m.YYZ - LHR
Nonstop7h 15mLufthansa
Wed 22/106:55 a.m.LHR - YYZ
1 stop16h 35mLufthansa
Deal found 7/7C$ 733
Thu 2/109:30 p.m.YYZ - LHR
Nonstop7h 30mAir Canada
Mon 6/106:50 a.m.LHR - YYZ
1 stop9h 50mAir Canada
Deal found 6/7C$ 736
Tue 26/85:40 p.m.YYZ - LHR
1 stop20h 10mTAP AIR PORTUGAL
Mon 22/98:00 a.m.LHR - YYZ
1 stop18h 00mTAP AIR PORTUGAL
Deal found 6/7C$ 737
Thu 2/1010:20 a.m.YTZ - LHR
1 stop15h 10mAir Canada
Wed 8/1012:40 p.m.LHR - YTZ
1 stop10h 56mAir Canada
Deal found 6/7C$ 741
Sun 30/1110:40 a.m.YTZ - LHR
2 stops15h 30mMultiple Airlines
Tue 9/126:50 a.m.LHR - YTZ
2 stops15h 05mMultiple Airlines
Deal found 5/7C$ 751
Sat 25/109:30 p.m.YYZ - LHR
1 stop17h 45mSWISS
Tue 28/1012:05 p.m.LHR - YYZ
1 stop33h 00mSWISS
Deal found 4/7C$ 758
Mon 15/911:00 p.m.YYZ - LHR
1 stop16h 20mIcelandair
Wed 24/99:25 p.m.LHR - YYZ
1 stop29h 30mIcelandair
Deal found 6/7C$ 759
Mon 22/95:00 p.m.YYZ - LHR
1 stop11h 35mAustrian Airlines
Mon 6/106:00 a.m.LHR - YYZ
2 stops15h 25mAustrian Airlines
Deal found 5/7C$ 767
Fri 5/96:35 p.m.YYZ - LHR
1 stop21h 20mBrussels Airlines
Sun 14/96:50 a.m.LHR - YYZ
2 stops12h 44mBrussels Airlines
Deal found 6/7C$ 778
Sun 31/85:20 p.m.YYZ - LHR
1 stop10h 45mAer Lingus
Sun 7/98:50 a.m.LHR - YYZ
1 stop12h 00mAer Lingus
Deal found 6/7C$ 785
Tue 30/96:19 p.m.YYZ - LHR
1 stop11h 41mDelta
Mon 6/105:50 p.m.LHR - YYZ
Nonstop7h 50mDelta
Deal found 6/7C$ 792

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 7 July 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

Wed 10/9

11:35 p.m.-11:50 a.m.

Nonstop7h 15m

London Heathrow

Thu 25/12

1:30 p.m.-7:50 p.m.

1 stop11h 20m

C$ 732

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 13/10

5:00 p.m.-9:35 a.m.

1 stop11h 35m

London Heathrow

Sat 15/11

6:00 a.m.-6:50 p.m.

2 stops17h 50m

C$ 733

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sat 27/9

6:20 p.m.-6:35 a.m.

Nonstop7h 15m

London Heathrow

Fri 10/10

9:00 a.m.-6:30 p.m.

1 stop14h 30m

C$ 734

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 2/10

9:30 p.m.-10:00 a.m.

Nonstop7h 30m

London Heathrow

Mon 6/10

6:50 a.m.-11:40 a.m.

1 stop9h 50m

C$ 736

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 26/8

5:40 p.m.-6:50 p.m.

1 stop20h 10m

London Heathrow

Mon 22/9

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

1 stop18h 00m

C$ 737

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Thu 2/10

10:20 a.m.-6:30 a.m.

1 stop15h 10m

London Heathrow

Wed 8/10

12:40 p.m.-6:36 p.m.

1 stop10h 56m

C$ 741

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 18/11

10:40 p.m.-10:40 a.m.

Nonstop7h 00m

London Heathrow

Tue 25/11

8:40 a.m.-7:15 p.m.

1 stop15h 35m

C$ 744

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sun 30/11

10:40 a.m.-7:10 a.m.

2 stops15h 30m

London Heathrow

Tue 9/12

6:50 a.m.-4:55 p.m.

2 stops15h 05m

C$ 751

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 15/9

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

1 stop16h 20m

London Heathrow

Wed 24/9

9:25 p.m.-9:55 p.m.

1 stop29h 30m

C$ 759

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 7/10

2:00 p.m.-4:35 p.m.

2 stops21h 35m

London Heathrow

Thu 23/10

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

1 stop15h 25m

C$ 774

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Showing 1-10 of 22 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 27 June 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$ 859). 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 7 July 2025.

It’s typically best to fly out from Toronto to London Heathrow Airport in the morning. Doing so could potentially save you 29% 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 7 July 2025.

The most flights from YTO to LHR are scheduled on a Friday (46 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (30 on average).

How much does it cost to fly round-trip from Toronto to London Heathrow Airport?

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 7 July 2025.
Read reviews from past customers who have flown Delta,Austrian Airlines, andSWISS from Toronto to London Heathrow Airport. 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
7,963 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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
7,963 reviews
Delta
8.0
Very good
7,963 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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
806 reviews
Delta
8.0
Very good
7,963 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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
1,650 reviews
Delta
8.0
Very good
7,963 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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.
United Airlines
7.4
Good
8,846 reviews
Delta
8.0
Very good
7,963 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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.
Brussels Airlines
7.3
Good
351 reviews
Delta
8.0
Very good
7,963 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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.

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 Lufthansa is currently your cheapest option to London Heathrow Airport, with prices starting at C$ 733. Additional round-trip tickets that might be worth considering are offered by Air Canada and TAP AIR PORTUGAL, with the lowest prices starting at C$ 736 and C$ 737, respectively. These flights start at 17% 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$ 370), Air Canada (C$ 397), and Lufthansa (C$ 415).

  • 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 Croatia Airlines (88%), Ethiopian Air (82%) or Singapore Airlines (81%) 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$ 2,107 for a flight from Toronto to London Heathrow Airport. The cheapest flight overall is C$ 415 while the most popular route, (Toronto Pearson Intl - London Heathrow) is currently priced at C$ 651.

  • 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.

  • 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$ 96 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 Dublin 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$ 859). 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
Sutton
Hounslow
Slough
Leamington Spa
Milton Keynes
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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 7 July 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 7 July 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 217AverageC$ 222FlexibilityNo cancel feeOn-time60%
Search WestJet flights
PLAYCheapestC$ 505AverageC$ 627FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
WestJet EncoreCheapestC$ 545AverageC$ 695FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
TAP AIR PORTUGALCheapestC$ 587AverageC$ 668FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
IcelandairCheapestC$ 615AverageC$ 841FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Porter AirlinesCheapestC$ 622AverageC$ 797FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air TransatCheapestC$ 644AverageC$ 941FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Aer LingusCheapestC$ 668AverageC$ 792FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
DeltaCheapestC$ 691AverageC$ 856FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 700AverageC$ 953FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 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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