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

One-way options have recently been found by users for as low as £202 on WestJet. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £234 and Air Canada from £252 one-way.

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

Most travelers choose Toronto Pearson Intl - London Heathrow, Vancouver Intl - London Heathrow or Montreal Pierre Elliott Trudeau Intl - London Heathrow when deciding on the best route from Canada to London Heathrow Airport.

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

While on average a flight from Canada to London Heathrow Airport is generally £1,011, our data shows the cheapest flight currently is £258. When looking at the most popular route, (Toronto Pearson Intl - London Heathrow), you can expect to pay £356 for that flight.

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

No one likes to see their flight delayed. When booking a flight from Canada 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 most popular airlines that fly from Canada to London Heathrow Airport?

When booking a flight from Canada 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.

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

Travelers have found it’s best to book a flight 50 days in advance to save up to 24% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 50 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Canada to London Heathrow Airport 1-2 weeks in advance for as low as £467, or £601 for flights within the next 24 hours.

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

February is one of the best times of the year to fly to London Heathrow Airport from Canada. Prices for February average £468 per person but you can even find prices for as low as £287. The most expensive prices can be found in the month of December. Opting for a February flight can save you 28% on your journey compared to booking in December

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

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

How can I find direct flights from Canada to Heathrow?

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

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

Yes. Cheapflights offers flight deals from Canada 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.

£369+ Flights from Canada to London Heathrow Airport

Cheap flight deals from Canada to Heathrow

Round-trip from	£360
One-way from	£169
Popular in	December
Cheapest in	February
Average price	£421
Good round-trip deal	£423 or less
Good one-way deal	£255 or less

Icelandair
20/5-26/5
2 total stops
39h 35m total
Canada to London

Search Deals

15/7
1 total stop
19h 25m total
Canada to London

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (£9 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 April 2025

Search Deals

Price to beat on a round-trip flight from Canada to London Heathrow.

Search Deals

Price to beat on a one-way flight from Canada to London Heathrow.

Search Deals

Find flight deals from Canada to Heathrow

Cheapest flights from Canada to Heathrow
Explore the most affordable flight options available from Canada to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 April 2025.

Tue 20/520:50YYZ - LHR

1 stop10h 05mIcelandair

Mon 26/521:25LHR - YYZ

1 stop29h 30mIcelandair

Deal found 15/4£360

Fri 9/512:25YTZ - LHR

1 stop13h 05mAir Canada

Thu 15/508:40LHR - YTZ

2 stops14h 10mAir Canada

Deal found 14/4£361

Sat 10/516:30YYZ - LHR

1 stop9h 00mAir Canada

Thu 15/508:40LHR - YYZ

1 stop12h 45mAir Canada

Deal found 13/4£365

Wed 21/522:30YYZ - LHR

Nonstop7h 10mVirgin Atlantic

Tue 27/519:15LHR - YYZ

1 stop23h 15mVirgin Atlantic

Deal found 14/4£372

Fri 25/721:05YYZ - LHR

1 stop13h 50mMultiple Airlines

Fri 8/806:20LHR - YYZ

1 stop12h 50mMultiple Airlines

Deal found 13/4£374

Mon 25/822:45YUL - LHR

1 stop18h 15mTAP AIR PORTUGAL

Tue 9/918:45LHR - YUL

1 stop31h 00mTAP AIR PORTUGAL

Deal found 15/4£394

Wed 4/618:20YYZ - LHR

Nonstop7h 15mLufthansa

Wed 18/608:30LHR - YYZ

Nonstop7h 50mLufthansa

Deal found 15/4£397

Thu 22/522:05YUL - LHR

Nonstop6h 40mBritish Airways

Wed 28/518:05LHR - YUL

Nonstop7h 10mBritish Airways

Deal found 15/4£397

Mon 2/620:10YHZ - LHR

1 stop9h 50mMultiple Airlines

Sun 8/608:30LHR - YHZ

1 stop15h 40mMultiple Airlines

Deal found 15/4£398

Mon 2/611:00YHZ - LHR

Nonstop6h 00mAir Canada

Sun 8/612:40LHR - YHZ

Nonstop6h 45mAir Canada

Deal found 15/4£399

Wed 3/923:00YYZ - LHR

1 stop14h 50mTAP AIR PORTUGAL

Tue 9/919:50LHR - YYZ

1 stop23h 05mTAP AIR PORTUGAL

Deal found 14/4£400

Sat 7/622:00YYZ - LHR

Nonstop7h 15mBritish Airways

Sat 14/613:20LHR - YYZ

Nonstop7h 40mBritish Airways

Deal found 14/4£401

Best flights from Canada to Heathrow
Discover carefully curated flight deals from Canada to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 April 2025.

Tue 20/520:50YYZ - LHR

1 stop10h 05mIcelandair

Mon 26/521:25LHR - YYZ

1 stop29h 30mIcelandair

Deal found 15/4£360

Mon 28/423:30YYZ - LHR

1 stop26h 00mAir Canada

Fri 16/508:40LHR - YYZ

1 stop12h 45mAir Canada

Deal found 15/4£366

Thu 8/522:30YYZ - LHR

Nonstop7h 10mVirgin Atlantic

Wed 14/515:20LHR - YYZ

1 stop10h 35mVirgin Atlantic

Deal found 15/4£384

Fri 6/618:05YYZ - LHR

Nonstop7h 10mBritish Airways

Wed 11/617:15LHR - YYZ

Nonstop7h 55mBritish Airways

Deal found 15/4£384

Mon 25/822:45YUL - LHR

1 stop18h 15mTAP AIR PORTUGAL

Tue 9/918:45LHR - YUL

1 stop31h 00mTAP AIR PORTUGAL

Deal found 15/4£394

Mon 2/605:45YHZ - LHR

2 stops20h 45mMultiple Airlines

Sun 8/607:30LHR - YHZ

1 stop16h 40mMultiple Airlines

Deal found 14/4£396

Thu 8/522:30YYZ - LHR

Nonstop7h 10mDelta

Wed 14/511:45LHR - YYZ

1 stop13h 10mDelta

Deal found 15/4£402

Mon 9/616:00YYZ - LHR

1 stop9h 30mLufthansa

Wed 18/617:40LHR - YYZ

1 stop26h 20mLufthansa

Deal found 15/4£405

Mon 28/418:05YYZ - LHR

1 stop11h 10mKLM

Mon 5/506:30LHR - YYZ

1 stop11h 50mKLM

Deal found 14/4£418

Mon 5/518:05YYZ - LHR

Nonstop7h 10mAmerican Airlines

Wed 14/513:20LHR - YYZ

Nonstop7h 40mAmerican Airlines

Deal found 16/4£420

Mon 26/517:20YHZ - LHR

2 stops12h 55mBrussels Airlines

Tue 10/606:50LHR - YHZ

2 stops13h 25mBrussels Airlines

Deal found 14/4£424

Wed 7/520:15YYZ - LHR

1 stop16h 35mSWISS

Tue 13/508:45LHR - YYZ

1 stop12h 40mSWISS

Deal found 16/4£435

Direct flights from Canada to Heathrow
Explore direct flight options from Canada to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 April 2025.

Thu 5/618:05YYZ - LHR

Nonstop7h 10mBritish Airways

Mon 9/613:20LHR - YYZ

Nonstop7h 40mBritish Airways

Deal found 15/4£384

Thu 8/522:30YYZ - LHR

Nonstop7h 10mVirgin Atlantic

Wed 14/517:50LHR - YYZ

Nonstop7h 50mVirgin Atlantic

Deal found 15/4£387

Fri 9/518:20YYZ - LHR

Nonstop7h 15mAir Canada

Thu 15/517:40LHR - YYZ

Nonstop7h 50mAir Canada

Deal found 15/4£390

Thu 22/522:05YUL - LHR

Nonstop6h 40mBritish Airways

Wed 28/518:05LHR - YUL

Nonstop7h 10mBritish Airways

Deal found 15/4£397

Mon 2/611:00YHZ - LHR

Nonstop6h 00mAir Canada

Sun 8/612:40LHR - YHZ

Nonstop6h 45mAir Canada

Deal found 15/4£399

Mon 28/418:20YYZ - LHR

Nonstop7h 15mLufthansa

Mon 5/508:30LHR - YYZ

Nonstop7h 50mLufthansa

Deal found 14/4£402

Tue 29/418:20YYZ - LHR

Nonstop7h 15mMultiple Airlines

Tue 6/517:40LHR - YYZ

Nonstop7h 50mMultiple Airlines

Deal found 15/4£405

Mon 2/611:00YHZ - LHR

Nonstop6h 00mMultiple Airlines

Sun 8/612:40LHR - YHZ

Nonstop6h 45mMultiple Airlines

Deal found 15/4£410

Thu 22/522:25YUL - LHR

Nonstop6h 35mAir Canada

Wed 28/509:30LHR - YUL

Nonstop7h 10mAir Canada

Deal found 15/4£411

Fri 2/522:00YYZ - LHR

Nonstop7h 15mAmerican Airlines

Thu 8/517:20LHR - YYZ

Nonstop7h 55mAmerican Airlines

Deal found 15/4£419

Fri 9/522:00YUL - LHR

Nonstop6h 40mAmerican Airlines

Sat 17/518:05LHR - YUL

Nonstop7h 10mAmerican Airlines

Deal found 14/4£421

Fri 10/1022:25YUL - LHR

Nonstop6h 35mMultiple Airlines

Sun 19/1009:30LHR - YUL

Nonstop7h 10mMultiple Airlines

Deal found 14/4£422

Last-minute flights from Canada to Heathrow
Discover last-minute flight deals from Canada to Heathrow. Data last updated 16 April 2025 and is based on user searches.

Mon 21/422:30YYZ - LHR

Nonstop7h 10mDelta

Sat 26/411:45LHR - YYZ

1 stop13h 10mDelta

Deal found 14/4£402

Mon 21/422:30YYZ - LHR

Nonstop7h 10mVirgin Atlantic

Mon 28/417:50LHR - YYZ

Nonstop7h 50mVirgin Atlantic

Deal found 14/4£407

Tue 22/412:15YYZ - LHR

1 stop15h 40mKLM

Tue 29/420:55LHR - YYZ

1 stop21h 35mKLM

Deal found 15/4£444

Tue 22/413:15YUL - LHR

1 stop16h 25mMultiple Airlines

Tue 13/506:50LHR - YUL

1 stop9h 55mMultiple Airlines

Deal found 15/4£458

Tue 22/418:20YYZ - LHR

1 stop12h 55mMultiple Airlines

Wed 30/409:15LHR - YYZ

1 stop13h 20mMultiple Airlines

Deal found 14/4£458

Wed 23/418:20YYZ - LHR

1 stop12h 55mAmerican Airlines

Wed 30/413:20LHR - YYZ

Nonstop7h 40mAmerican Airlines

Deal found 14/4£424

Wed 23/418:20YYZ - LHR

1 stop11h 40mFinnair

Wed 30/414:25LHR - YYZ

1 stop14h 00mFinnair

Deal found 14/4£447

Wed 23/415:14YYZ - LHR

1 stop14h 16mBritish Airways

Fri 9/517:15LHR - YYZ

Nonstop7h 55mBritish Airways

Deal found 15/4£452

Thu 24/412:10YYZ - LHR

1 stop13h 15mAir France

Thu 8/506:15LHR - YYZ

1 stop14h 30mAir France

Deal found 15/4£431

Thu 24/412:45YYZ - LHR

1 stop13h 10mUnited Airlines

Wed 7/508:00LHR - YYZ

2 stops14h 09mUnited Airlines

Deal found 15/4£446

Thu 24/409:15YUL - LHR

1 stop20h 25mAir Canada

Tue 13/509:30LHR - YUL

Nonstop7h 10mAir Canada

Deal found 14/4£465

Fri 25/412:45YYZ - LHR

1 stop13h 10mAir Canada

Sun 4/508:30LHR - YYZ

Nonstop7h 50mAir Canada

Deal found 15/4£430

One-way flights from Canada to Heathrow
Search for one-way flight options from Canada to Heathrow. Find affordable one-way fares based on user searches. Data last updated 16 April 2025.

Tue 15/721:15YYZ - LHR

1 stop19h 25mMultiple Airlines

Deal found 16/4£169

Mon 26/522:35YHZ - LHR

1 stop20h 05mMultiple Airlines

Deal found 14/4£171

Mon 29/909:00YVR - LHR

2 stops19h 05mWestJet

Deal found 14/4£202

Mon 29/921:20YXX - LHR

2 stops30h 45mWestJet

Deal found 14/4£212

Sun 5/1020:35YYC - LHR

Nonstop8h 30mWestJet

Deal found 15/4£216

Wed 28/519:15YYC - LHR

1 stop20h 15mMultiple Airlines

Deal found 15/4£219

Mon 26/519:05YVR - LHR

3 stops42h 35mMultiple Airlines

Deal found 16/4£228

Tue 27/511:25YWG - LHR

3 stops28h 15mMultiple Airlines

Deal found 14/4£233

Wed 28/505:55YOW - LHR

2 stops34h 50mMultiple Airlines

Deal found 15/4£233

Wed 7/514:00YTZ - LHR

2 stops25h 20mMultiple Airlines

Deal found 15/4£234

Mon 9/617:50YYZ - LHR

1 stop23h 10mTAP AIR PORTUGAL

Deal found 15/4£234

Sun 15/614:50YXX - LHR

2 stops23h 00mMultiple Airlines

Deal found 15/4£235

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 20/5

20:50-11:55

1 stop10h 05m

London Heathrow

Mon 26/5

21:25-21:55

1 stop29h 30m

£360

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Fri 9/5

12:25-06:30

1 stop13h 05m

London Heathrow

Thu 15/5

08:40-17:50

2 stops14h 10m

£361

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sat 10/5

16:30-06:30

1 stop9h 00m

London Heathrow

Thu 15/5

08:40-16:25

1 stop12h 45m

£365

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 21/5

22:30-10:40

Nonstop7h 10m

London Heathrow

Tue 27/5

19:15-13:30

1 stop23h 15m

£372

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 25/7

21:05-15:55

1 stop13h 50m

London Heathrow

Fri 8/8

06:20-14:10

1 stop12h 50m

£374

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 25/8

22:45-22:00

1 stop18h 15m

London Heathrow

Tue 9/9

18:45-20:45

1 stop31h 00m

£394

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 4/6

18:20-06:35

Nonstop7h 15m

London Heathrow

Wed 18/6

08:30-11:20

Nonstop7h 50m

£397

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 22/5

22:05-09:45

Nonstop6h 40m

London Heathrow

Wed 28/5

18:05-20:15

Nonstop7h 10m

£397

HalifaxLondon

YHZ - LHR

YHZLHR

Halifax Intl

Mon 2/6

05:45-06:30

2 stops20h 45m

London Heathrow

Sun 8/6

09:30-10:35

1 stop29h 05m

£398

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Wed 3/9

23:00-18:50

1 stop14h 50m

London Heathrow

Tue 9/9

19:50-13:55

1 stop23h 05m

£400

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 60 results

...

Best time to book a flight from Canada to Heathrow

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

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

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Canada to London Heathrow Airport as you normally would.

Weekly flight availability from Canada to London Heathrow Airport

The most flights from CA0 to LHR are scheduled on a Tuesday (46 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (34 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

Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Canada to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,917 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

7,917 reviews

Delta

8.0

Very Good

7,917 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

1,326 reviews

Delta

8.0

Very Good

7,917 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.

Finnair

7.6

Good

1,269 reviews

Delta

8.0

Very Good

7,917 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.

Austrian Airlines

7.6

Good

775 reviews

Delta

8.0

Very Good

7,917 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

7.5

Good

65 reviews

Delta

8.0

Very Good

7,917 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 to fly from Canada to London Heathrow Airport one-way?
One-way options have recently been found by users for as low as £202 on WestJet. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £234 and Air Canada from £252 one-way.
What are the most popular routes from Canada to London Heathrow Airport?
Most travelers choose Toronto Pearson Intl - London Heathrow, Vancouver Intl - London Heathrow or Montreal Pierre Elliott Trudeau Intl - London Heathrow when deciding on the best route from Canada to London Heathrow Airport.
What are the most reliable airlines from Canada to London Heathrow Airport?
No one likes to see their flight delayed. When booking a flight from Canada 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 Canada to London Heathrow Airport?
While on average a flight from Canada to London Heathrow Airport is generally £1,011, our data shows the cheapest flight currently is £258. When looking at the most popular route, (Toronto Pearson Intl - London Heathrow), you can expect to pay £356 for that flight.
Can I find deals for flights from Canada to Heathrow that include hotel bookings?
Yes. In addition to deals on Canada to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Canada to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Canada to Heathrow.
Can I find deals for business class flights from Canada to Heathrow?
Yes. Cheapflights offers flight deals from Canada 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 Canada to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Canada to London Heathrow Airport (average of £112). Flying from Canada 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

Luton

Slough

Croydon

Eastbourne

Wembley

Northampton

Hayes

Crawley

Southend-on-Sea

Maidstone

Swindon

Ipswich

Southall

Ilford

Winchester

Folkestone

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Canada to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
TAP AIR PORTUGAL	Cheapest£249	Average£365	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Icelandair	Cheapest£305	Average£549	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
WestJet	Cheapest£345	Average£562	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Air Transat	Cheapest£347	Average£560	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Aer Lingus	Cheapest£363	Average£461	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Air Canada	Cheapest£379	Average£620	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Virgin Atlantic	Cheapest£402	Average£510	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Lufthansa	Cheapest£407	Average£652	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
British Airways	Cheapest£411	Average£605	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£411	Average£524	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

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

Deals for Canada to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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

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

Yes, we can. To see specific flights from Canada to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for Canada 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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Cheap flights from Canada to London Heathrow Airport from £169

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Canada to Heathrow

Keep the following information in mind while searching for Canada to Heathrow flight deals. Data was last updated 16 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Canada to Heathrow

Cheapest flights from Canada to HeathrowExplore the most affordable flight options available from Canada to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 April 2025.

Explore the most affordable flight options available from Canada to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 April 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Canada to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Canada with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Canada to London Heathrow Airport

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

What is the cheapest time of day to fly from CA to LHR?

Find hourly flight availability from Canada 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 16 April 2025.

Weekly flight availability from Canada to London Heathrow Airport

Explore weekly flight availability from Canada 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 16 April 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

Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Canada to London to help guide your decision. You can also see how each airline stacks up 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 Canada 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 Canada to London Heathrow Airport one-way?

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

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

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

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

How can I find direct flights from Canada to Heathrow?

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

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

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Alternative routes for Canada to Heathrow

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Top 10 airlines flying from Canada to Heathrow

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Cheapest flights from Canada to Heathrow
Explore the most affordable flight options available from Canada to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 April 2025.