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

Currently priced at £363, Icelandair will fly you from Toronto to London Heathrow Airport and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Aer Lingus - these airlines can fly you to your destination from £369 and £374, respectively. Icelandair is currently priced 29% 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 TAP AIR PORTUGAL. According to our data, you can fly for as low as £228. Users have also found prices from £255 and £271 on Air Canada and Azores Airlines, 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 cheapest flights from Toronto to London Heathrow Airport?

Looking at all options, your cheapest flight can be booked for £264. While the most popular route (Toronto Pearson Intl - London Heathrow) can be booked for £241 on average our data indicates £1,030 when flying 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 American Airlines (70%), Aer Lingus (70%) and Finnair (70%).

What are the most popular airlines that fly from Toronto to London Heathrow Airport?

When booking a flight from Toronto to London Heathrow Airport, you may want to consider flying on Air Canada, Air France or British Airways as they are the most popular for this route.

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

Travelers have found that booking a Saturday departure is the best way to save up to 13% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

Find a great deal and save up to 24% by booking at least 50 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Toronto to London Heathrow Airport within the next two weeks, with the cheapest ticket starting at £492.

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

The best pricing can be found in the month of February. Prices to London Heathrow Airport from Toronto average £480. You can even find prices in February for less than £480, as users have found deals to London Heathrow Airport from as low as £293. The month of December appears to be one of the more expensive times to travel to London Heathrow Airport from Toronto. Flying in the targeted month can save you up to 28%.

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.

£183+ Flights from Toronto to London Heathrow Airport

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 Wednesday and return on a Friday

Cheap flight deals from Toronto to Heathrow

Round-trip from	£363
One-way from	£183
Popular in	July
Cheapest in	February
Average price	£461
Good round-trip deal	£432 or less
Good one-way deal	£354 or less

Icelandair
8/6-14/6
2 total stops
45h 50m total
Toronto to London

Search Deals

30/3
2 total stops
18h 50m total
Toronto to London

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£80 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Price to beat on a round-trip flight from Toronto (YTO) to London Heathrow.

Search Deals

Price to beat on a one-way flight from Toronto (YTO) to London Heathrow.

Search Deals

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 25 March 2025.

Sun 8/623:00YYZ - LHR

1 stop16h 20mIcelandair

Sat 14/621:25LHR - YYZ

1 stop29h 30mIcelandair

Deal found 24/3£363

Thu 1/522:40YYZ - LHR

1 stop17h 20mAir Canada

Thu 8/508:40LHR - YYZ

1 stop12h 45mAir Canada

Deal found 24/3£369

Fri 4/417:25YYZ - LHR

1 stop9h 35mAer Lingus

Mon 7/407:40LHR - YYZ

1 stop13h 00mAer Lingus

Deal found 24/3£374

Fri 2/508:50YTZ - LHR

2 stops16h 40mAir Canada

Fri 9/508:40LHR - YTZ

2 stops14h 10mAir Canada

Deal found 24/3£375

Mon 5/523:35YYZ - LHR

Nonstop7h 15mMultiple Airlines

Tue 13/506:00LHR - YYZ

1 stop15h 25mMultiple Airlines

Deal found 24/3£377

Wed 23/421:35YYZ - LHR

1 stop18h 25mLufthansa

Thu 1/507:25LHR - YYZ

1 stop12h 15mLufthansa

Deal found 23/3£394

Mon 5/516:20YTZ - LHR

1 stop9h 10mMultiple Airlines

Wed 28/507:00LHR - YTZ

2 stops17h 50mMultiple Airlines

Deal found 24/3£401

Tue 6/520:15YYZ - LHR

1 stop16h 35mSWISS

Tue 13/508:45LHR - YYZ

1 stop12h 40mSWISS

Deal found 23/3£404

Mon 7/419:00YHM - LHR

2 stops18h 30mMultiple Airlines

Mon 14/417:30LHR - YHM

2 stops29h 15mMultiple Airlines

Deal found 24/3£426

Fri 2/516:00YYZ - LHR

2 stops13h 40mUnited Airlines

Sat 10/507:45LHR - YYZ

2 stops15h 30mUnited Airlines

Deal found 24/3£436

Mon 14/418:05YYZ - LHR

Nonstop7h 10mBritish Airways

Tue 22/413:20LHR - YYZ

Nonstop7h 40mBritish Airways

Deal found 24/3£440

Mon 28/422:30YYZ - LHR

Nonstop7h 10mDelta

Sat 3/506:30LHR - YYZ

1 stop11h 50mDelta

Deal found 23/3£448

Best flights from Toronto to Heathrow
Discover carefully curated flight deals from Toronto to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 March 2025.

Sun 8/623:00YYZ - LHR

1 stop16h 20mIcelandair

Sat 14/621:25LHR - YYZ

1 stop29h 30mIcelandair

Deal found 24/3£363

Thu 1/522:40YYZ - LHR

1 stop17h 20mAir Canada

Thu 8/508:40LHR - YYZ

1 stop12h 45mAir Canada

Deal found 24/3£369

Fri 4/417:25YYZ - LHR

1 stop9h 35mAer Lingus

Mon 7/407:40LHR - YYZ

1 stop13h 00mAer Lingus

Deal found 24/3£374

Mon 5/523:35YYZ - LHR

Nonstop7h 15mMultiple Airlines

Tue 13/506:00LHR - YYZ

1 stop15h 25mMultiple Airlines

Deal found 24/3£377

Wed 23/421:35YYZ - LHR

1 stop18h 25mLufthansa

Thu 1/507:25LHR - YYZ

1 stop12h 15mLufthansa

Deal found 23/3£394

Fri 2/518:35YYZ - LHR

1 stop12h 10mUnited Airlines

Sat 10/506:50LHR - YYZ

2 stops17h 10mUnited Airlines

Deal found 24/3£436

Mon 14/418:05YYZ - LHR

Nonstop7h 10mBritish Airways

Tue 22/413:20LHR - YYZ

Nonstop7h 40mBritish Airways

Deal found 24/3£440

Mon 28/422:30YYZ - LHR

Nonstop7h 10mDelta

Sat 3/506:30LHR - YYZ

1 stop11h 50mDelta

Deal found 23/3£448

Sat 19/418:25YYZ - LHR

Nonstop7h 10mAmerican Airlines

Thu 5/617:20LHR - YYZ

Nonstop7h 55mAmerican Airlines

Deal found 24/3£455

Sun 6/417:15YYZ - LHR

1 stop10h 40mKLM

Sat 3/506:30LHR - YYZ

1 stop11h 50mKLM

Deal found 24/3£469

Wed 23/412:25YTZ - LHR

2 stops14h 30mSWISS

Wed 30/408:55LHR - YTZ

2 stops13h 55mSWISS

Deal found 24/3£568

Mon 26/506:00YHM - LHR

1 stop25h 05mWestJet

Mon 2/613:55LHR - YHM

1 stop15h 46mWestJet

Deal found 24/3£703

Direct flights from Toronto to Heathrow
Explore direct flight options from Toronto to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 25 March 2025.

Thu 1/521:25YYZ - LHR

Nonstop7h 10mAir Canada

Tue 13/512:05LHR - YYZ

Nonstop7h 50mAir Canada

Deal found 24/3£391

Mon 5/523:35YYZ - LHR

Nonstop7h 15mMultiple Airlines

Tue 13/515:50LHR - YYZ

Nonstop7h 55mMultiple Airlines

Deal found 24/3£394

Wed 30/423:35YYZ - LHR

Nonstop7h 15mLufthansa

Mon 5/517:40LHR - YYZ

Nonstop7h 50mLufthansa

Deal found 24/3£404

Sat 12/422:30YYZ - LHR

Nonstop7h 10mVirgin Atlantic

Thu 1/517:50LHR - YYZ

Nonstop7h 50mVirgin Atlantic

Deal found 23/3£437

Mon 14/418:05YYZ - LHR

Nonstop7h 10mBritish Airways

Tue 22/413:20LHR - YYZ

Nonstop7h 40mBritish Airways

Deal found 24/3£440

Thu 10/422:30YYZ - LHR

Nonstop7h 10mDelta

Sun 4/517:50LHR - YYZ

Nonstop7h 50mDelta

Deal found 24/3£452

Sat 19/422:00YYZ - LHR

Nonstop7h 15mAmerican Airlines

Sun 11/517:15LHR - YYZ

Nonstop7h 55mAmerican Airlines

Deal found 25/3£454

Last-minute flights from Toronto to Heathrow
Discover last-minute flight deals from Toronto to Heathrow. Data last updated 25 March 2025 and is based on user searches.

Mon 31/322:30YYZ - LHR

Nonstop7h 10mKLM

Mon 14/419:15LHR - YYZ

1 stop23h 05mKLM

Deal found 25/3£479

Tue 1/418:05YYZ - LHR

Nonstop7h 10mAmerican Airlines

Mon 21/417:15LHR - YYZ

Nonstop7h 55mAmerican Airlines

Deal found 25/3£467

Tue 1/416:00YYZ - LHR

2 stops23h 55mBrussels Airlines

Tue 22/417:50LHR - YYZ

1 stop22h 50mBrussels Airlines

Deal found 23/3£475

Tue 1/417:45YYZ - LHR

1 stop19h 55mAustrian Airlines

Thu 10/414:05LHR - YYZ

1 stop32h 07mAustrian Airlines

Deal found 24/3£480

Wed 2/406:15YYZ - LHR

1 stop9h 45mMultiple Airlines

Wed 23/420:05LHR - YYZ

1 stop25h 15mMultiple Airlines

Deal found 24/3£405

Thu 3/419:05YYZ - LHR

Nonstop7h 10mVirgin Atlantic

Thu 10/406:30LHR - YYZ

1 stop11h 50mVirgin Atlantic

Deal found 24/3£438

Thu 3/419:05YYZ - LHR

Nonstop7h 10mDelta

Thu 10/406:30LHR - YYZ

1 stop11h 50mDelta

Deal found 24/3£447

Fri 4/417:25YYZ - LHR

1 stop9h 35mAer Lingus

Mon 7/407:40LHR - YYZ

1 stop13h 00mAer Lingus

Deal found 24/3£374

Fri 4/421:20YYZ - LHR

Nonstop7h 15mAir Canada

Fri 25/408:40LHR - YYZ

1 stop12h 40mAir Canada

Deal found 24/3£411

Fri 4/410:25YTZ - LHR

1 stop15h 05mAir Canada

Fri 25/414:05LHR - YTZ

1 stop12h 30mAir Canada

Deal found 24/3£420

Fri 4/416:00YYZ - LHR

1 stop9h 30mLufthansa

Fri 25/408:30LHR - YYZ

Nonstop7h 50mLufthansa

Deal found 24/3£429

Fri 4/412:45YYZ - LHR

2 stops13h 30mUnited Airlines

Fri 25/415:20LHR - YYZ

1 stop12h 03mUnited Airlines

Deal found 24/3£469

One-way flights from Toronto to Heathrow
Search for one-way flight options from Toronto to Heathrow. Find affordable one-way fares based on user searches. Data last updated 25 March 2025.

Sun 30/319:00YHM - LHR

2 stops18h 50mMultiple Airlines

Deal found 24/3£183

Sun 27/721:15YYZ - LHR

1 stop10h 00mMultiple Airlines

Deal found 24/3£194

Sun 30/317:35YYZ - LHR

1 stop24h 20mTAP AIR PORTUGAL

Deal found 24/3£228

Sun 30/310:25YTZ - LHR

1 stop15h 05mAir Canada

Deal found 24/3£255

Tue 29/416:00YYZ - LHR

1 stop13h 00mAir Canada

Deal found 24/3£262

Tue 29/416:10YTZ - LHR

2 stops23h 10mMultiple Airlines

Deal found 24/3£268

Sun 30/320:45YYZ - LHR

2 stops40h 00mAzores Airlines

Deal found 25/3£271

Sun 13/423:35YYZ - LHR

Nonstop7h 15mLufthansa

Deal found 23/3£274

Wed 9/416:00YYZ - LHR

2 stops20h 05mBrussels Airlines

Deal found 24/3£294

Wed 16/413:00YYZ - LHR

1 stop12h 20mUnited Airlines

Deal found 24/3£295

Wed 30/423:00YYZ - LHR

1 stop16h 20mIcelandair

Deal found 25/3£308

Mon 26/506:00YHM - LHR

1 stop25h 05mWestJet

Deal found 24/3£316

Cheapflights Fare Finder

Use the filters below to find and compare flights from Toronto to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sun 8/6

23:00-20:20

1 stop16h 20m

London Heathrow

Sat 14/6

21:25-21:55

1 stop29h 30m

£363

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 1/5

22:40-21:00

1 stop17h 20m

London Heathrow

Thu 8/5

08:40-16:25

1 stop12h 45m

£369

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 4/4

17:25-08:00

1 stop9h 35m

London Heathrow

Mon 7/4

07:40-15:40

1 stop13h 00m

£374

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Fri 2/5

08:50-06:30

2 stops16h 40m

London Heathrow

Fri 9/5

08:40-17:50

2 stops14h 10m

£375

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 5/5

23:35-11:50

Nonstop7h 15m

London Heathrow

Tue 13/5

06:00-16:25

1 stop15h 25m

£377

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 23/4

21:35-21:00

1 stop18h 25m

London Heathrow

Mon 12/5

06:55-14:30

1 stop12h 35m

£394

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 5/5

16:20-06:30

1 stop9h 10m

London Heathrow

Wed 28/5

07:00-19:50

2 stops17h 50m

£401

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 6/5

20:15-17:50

1 stop16h 35m

London Heathrow

Tue 13/5

08:45-16:25

1 stop12h 40m

£404

HamiltonLondon

YHM - LHR

YHMLHR

Hamilton

Mon 7/4

19:00-18:30

2 stops18h 30m

London Heathrow

Mon 14/4

17:30-17:45

2 stops29h 15m

£426

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 2/5

18:35-11:45

1 stop12h 10m

London Heathrow

Sat 10/5

06:50-19:00

2 stops17h 10m

£436

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 32 results

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?

The best time to book flights from Toronto to London Heathrow Airport is 69 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?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 10% on flights from Toronto to London Heathrow Airport by exploring options for tickets at midday.

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

Travellers seeking maximum savings on their Toronto to London Heathrow Airport flight should consider departing on Wednesday at midday when fares are most often at their lowest. Saturday evenings 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

The most flights from YTO to LHR are scheduled on a Friday (33 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (21 on average).

Rainfall in Heathrow 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

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 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

7,890 reviews

Check prices

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

7,890 reviews

Delta

8.0

Very Good

7,890 reviews

Check prices

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

1,318 reviews

Delta

8.0

Very Good

7,890 reviews

Check prices

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

63 reviews

Delta

8.0

Very Good

7,890 reviews

Check prices

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

1,569 reviews

Delta

8.0

Very Good

7,890 reviews

Check prices

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

8,605 reviews

Delta

8.0

Very Good

7,890 reviews

Check prices

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

What are the cheapest airlines flying from Toronto to London Heathrow Airport round-trip?
Currently priced at £363, Icelandair will fly you from Toronto to London Heathrow Airport and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Aer Lingus - these airlines can fly you to your destination from £369 and £374, respectively. Icelandair is currently priced 29% 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 TAP AIR PORTUGAL. According to our data, you can fly for as low as £228. Users have also found prices from £255 and £271 on Air Canada and Azores Airlines, 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 American Airlines (70%), Aer Lingus (70%) and Finnair (70%).
What are the cheapest flights from Toronto to London Heathrow Airport?
Looking at all options, your cheapest flight can be booked for £264. While the most popular route (Toronto Pearson Intl - London Heathrow) can be booked for £241 on average our data indicates £1,030 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

Hounslow

Deal

Milton Keynes

Gatwick

Croydon

Slough

Luton

Eastbourne

Northampton

Ilford

Swindon

Hayes

Crawley

Southend-on-Sea

Wembley

Maidstone

Winchester

Ipswich

Watford

Southall

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Toronto to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
TAP AIR PORTUGAL	Cheapest£255	Average£373	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Air Transat	Cheapest£355	Average£572	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Aer Lingus	Cheapest£370	Average£458	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Air Canada	Cheapest£384	Average£547	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Icelandair	Cheapest£388	Average£533	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Virgin Atlantic	Cheapest£411	Average£470	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
KLM	Cheapest£420	Average£487	FlexibilityNo cancel fee	On-time75%	Search KLM flights
British Airways	Cheapest£422	Average£544	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Lufthansa	Cheapest£433	Average£624	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Air France	Cheapest£532	Average£535	FlexibilityNo cancel fee	On-time77%	Search Air France flights

Fly with Cheapflights

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.

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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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Cheap flights from Toronto to London Heathrow Airport from £183

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 30/3. Fares are subject to change and may not be available on all flights or dates of travel.

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 Wednesday and return on a Friday

Cheap flight deals from Toronto to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Toronto to Heathrow

Cheapest flights from Toronto to HeathrowExplore 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 25 March 2025.

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 25 March 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Toronto to London Heathrow Airport that are best for you.

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.

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 21 March 2025.

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

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 25 March 2025.

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

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

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 25 March 2025.

Rainfall in Heathrow by month

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

Temperature in Heathrow by month

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

Reviews of airlines servicing Heathrow

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.

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?

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

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

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

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

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

How can I find direct flights from Toronto to Heathrow?

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

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

Travelling to a place near Toronto?

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Alternative routes for Toronto to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Toronto to Heathrow

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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 25 March 2025.