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 £194 on WestJet. Other airlines that offer cheap prices include Lufthansa from £224 and Air Canada from £224 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 £934, 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 £187 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 (88%), Egyptair (78%) or American Airlines (76%) 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 American Airlines, Air Canada or Air France 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 21% 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 £460, or £599 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 £461 per person but you can even find prices for as low as £283. The most expensive prices can be found in the month of December. Opting for a February flight can save you 29% 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.

£361+ Flights from Canada to London Heathrow Airport

Cheap flight deals from Canada to Heathrow

Round-trip from	£362
One-way from	£175
Popular in	December
Cheapest in	February
Average price	£415
Good round-trip deal	£418 or less
Good one-way deal	£247 or less

Icelandair
4/6-9/6
2 total stops
45h 50m total
Canada to London

Search Deals

23/6
1 total stop
20h 05m 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 30 April 2025.

Sun 4/518:20YYZ - LHR

Nonstop7h 15mAir Canada

Wed 14/508:40LHR - YYZ

1 stop12h 45mAir Canada

Deal found 29/4£362

Mon 13/1023:00YYZ - LHR

1 stop32h 45mTAP AIR PORTUGAL

Mon 20/1008:00LHR - YYZ

1 stop34h 55mTAP AIR PORTUGAL

Deal found 29/4£366

Sun 1/623:00YYZ - LHR

1 stop31h 55mIcelandair

Fri 13/621:25LHR - YYZ

1 stop29h 30mIcelandair

Deal found 29/4£372

Fri 13/622:50YHZ - LHR

1 stop17h 30mMultiple Airlines

Wed 18/616:50LHR - YHZ

1 stop23h 05mMultiple Airlines

Deal found 28/4£380

Thu 8/516:20YTZ - LHR

1 stop9h 10mAir Canada

Wed 4/609:30LHR - YTZ

1 stop10h 20mAir Canada

Deal found 29/4£382

Mon 9/622:25YUL - LHR

Nonstop6h 35mAir Canada

Tue 17/609:30LHR - YUL

Nonstop7h 10mAir Canada

Deal found 29/4£393

Mon 19/516:00YYZ - LHR

1 stop9h 30mMultiple Airlines

Sun 8/606:30LHR - YYZ

1 stop18h 15mMultiple Airlines

Deal found 29/4£398

Thu 5/611:00YHZ - LHR

Nonstop6h 00mAir Canada

Tue 10/612:40LHR - YHZ

Nonstop6h 45mAir Canada

Deal found 29/4£399

Mon 1/922:45YUL - LHR

1 stop14h 00mTAP AIR PORTUGAL

Wed 10/906:00LHR - YUL

1 stop19h 45mTAP AIR PORTUGAL

Deal found 29/4£400

Fri 23/516:00YYZ - LHR

1 stop9h 30mLufthansa

Wed 28/508:30LHR - YYZ

Nonstop7h 50mLufthansa

Deal found 29/4£403

Fri 13/611:00YHZ - LHR

Nonstop6h 00mLufthansa

Tue 17/609:30LHR - YHZ

1 stop12h 30mLufthansa

Deal found 29/4£405

Sat 24/522:25YUL - LHR

Nonstop6h 35mLufthansa

Sat 7/609:30LHR - YUL

Nonstop7h 10mLufthansa

Deal found 29/4£406

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 30 April 2025.

Wed 4/623:00YYZ - LHR

1 stop16h 20mIcelandair

Mon 9/621:25LHR - YYZ

1 stop29h 30mIcelandair

Deal found 29/4£362

Tue 3/616:30YYZ - LHR

1 stop9h 00mAir Canada

Wed 11/606:00LHR - YYZ

1 stop12h 50mAir Canada

Deal found 28/4£362

Mon 13/1023:00YYZ - LHR

1 stop32h 45mTAP AIR PORTUGAL

Mon 20/1008:00LHR - YYZ

1 stop34h 55mTAP AIR PORTUGAL

Deal found 29/4£366

Fri 13/622:50YHZ - LHR

1 stop17h 30mMultiple Airlines

Wed 18/616:50LHR - YHZ

1 stop23h 05mMultiple Airlines

Deal found 28/4£380

Fri 23/516:00YYZ - LHR

1 stop9h 30mLufthansa

Wed 28/508:30LHR - YYZ

Nonstop7h 50mLufthansa

Deal found 29/4£403

Fri 13/617:35YHZ - LHR

2 stops23h 20mBrussels Airlines

Tue 17/606:50LHR - YHZ

2 stops13h 06mBrussels Airlines

Deal found 29/4£422

Thu 12/618:05YYZ - LHR

Nonstop7h 10mBritish Airways

Wed 18/613:10LHR - YYZ

1 stop15h 18mBritish Airways

Deal found 28/4£422

Tue 21/1022:30YYZ - LHR

Nonstop7h 10mDelta

Tue 4/1106:30LHR - YYZ

1 stop14h 10mDelta

Deal found 29/4£425

Sat 24/520:15YYZ - LHR

1 stop15h 10mSWISS

Mon 2/606:00LHR - YYZ

1 stop15h 25mSWISS

Deal found 29/4£431

Fri 23/515:00YYZ - LHR

1 stop10h 45mUnited Airlines

Tue 3/608:30LHR - YYZ

1 stop19h 37mUnited Airlines

Deal found 29/4£441

Thu 15/522:05YUL - LHR

Nonstop6h 40mAmerican Airlines

Thu 29/518:05LHR - YUL

Nonstop7h 10mAmerican Airlines

Deal found 28/4£450

Thu 16/1022:30YYZ - LHR

Nonstop7h 10mVirgin Atlantic

Fri 24/1014:45LHR - YYZ

1 stop10h 10mVirgin Atlantic

Deal found 29/4£452

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 30 April 2025.

Tue 27/518:20YYZ - LHR

Nonstop7h 15mAir Canada

Tue 3/608:30LHR - YYZ

Nonstop7h 50mAir Canada

Deal found 29/4£387

Sat 24/522:25YUL - LHR

Nonstop6h 35mAir Canada

Fri 30/509:30LHR - YUL

Nonstop7h 10mAir Canada

Deal found 28/4£392

Thu 12/622:25YUL - LHR

Nonstop6h 35mMultiple Airlines

Thu 19/609:30LHR - YUL

Nonstop7h 10mMultiple Airlines

Deal found 28/4£397

Mon 9/611:00YHZ - LHR

Nonstop6h 00mAir Canada

Tue 17/612:40LHR - YHZ

Nonstop6h 45mAir Canada

Deal found 29/4£398

Fri 23/518:20YYZ - LHR

Nonstop7h 15mMultiple Airlines

Tue 3/617:40LHR - YYZ

Nonstop7h 50mMultiple Airlines

Deal found 29/4£401

Wed 4/618:20YYZ - LHR

Nonstop7h 15mLufthansa

Tue 10/608:30LHR - YYZ

Nonstop7h 50mLufthansa

Deal found 29/4£402

Sun 11/522:25YUL - LHR

Nonstop6h 35mLufthansa

Tue 20/509:30LHR - YUL

Nonstop7h 10mLufthansa

Deal found 29/4£406

Thu 12/622:05YYZ - LHR

Nonstop7h 15mBritish Airways

Tue 17/617:15LHR - YYZ

Nonstop7h 55mBritish Airways

Deal found 28/4£408

Mon 19/511:00YHZ - LHR

Nonstop6h 00mMultiple Airlines

Mon 2/612:40LHR - YHZ

Nonstop6h 45mMultiple Airlines

Deal found 28/4£410

Fri 23/522:00YUL - LHR

Nonstop6h 40mBritish Airways

Fri 30/518:05LHR - YUL

Nonstop7h 10mBritish Airways

Deal found 28/4£418

Sat 17/522:05YUL - LHR

Nonstop6h 40mAmerican Airlines

Sat 31/518:05LHR - YUL

Nonstop7h 10mAmerican Airlines

Deal found 28/4£424

Sun 12/1022:30YYZ - LHR

Nonstop7h 10mDelta

Wed 22/1017:50LHR - YYZ

Nonstop7h 50mDelta

Deal found 29/4£444

Last-minute flights from Canada to Heathrow
Discover last-minute flight deals from Canada to Heathrow. Data last updated 30 April 2025 and is based on user searches.

Sun 4/516:30YUL - LHR

2 stops13h 55mAir Canada

Sun 11/509:30LHR - YUL

Nonstop7h 10mAir Canada

Deal found 29/4£431

Sun 4/518:20YYZ - LHR

Nonstop7h 15mAir Canada

Wed 14/508:40LHR - YYZ

1 stop12h 45mAir Canada

Deal found 29/4£362

Sun 4/515:00YYZ - LHR

1 stop10h 30mMultiple Airlines

Sat 10/508:30LHR - YYZ

Nonstop7h 50mMultiple Airlines

Deal found 29/4£392

Mon 5/515:00YYZ - LHR

1 stop11h 15mUnited Airlines

Sat 17/508:00LHR - YYZ

2 stops14h 09mUnited Airlines

Deal found 29/4£441

Tue 6/511:00YHZ - LHR

Nonstop6h 00mMultiple Airlines

Wed 21/506:50LHR - YHZ

2 stops12h 56mMultiple Airlines

Deal found 29/4£402

Tue 6/516:00YYZ - LHR

1 stop9h 30mMultiple Airlines

Sat 10/507:25LHR - YYZ

1 stop12h 05mMultiple Airlines

Deal found 29/4£407

Tue 6/511:00YHZ - LHR

Nonstop6h 00mAir Canada

Tue 13/512:40LHR - YHZ

Nonstop6h 45mAir Canada

Deal found 29/4£409

Wed 7/522:25YUL - LHR

Nonstop6h 35mLufthansa

Mon 12/509:30LHR - YUL

Nonstop7h 10mLufthansa

Deal found 28/4£406

Wed 7/520:15YYZ - LHR

1 stop16h 35mSWISS

Wed 14/507:00LHR - YYZ

2 stops15h 58mSWISS

Deal found 29/4£441

Thu 8/514:00YYZ - LHR

1 stop11h 30mAir Canada

Wed 4/606:00LHR - YYZ

1 stop12h 50mAir Canada

Deal found 29/4£363

Thu 8/516:20YTZ - LHR

1 stop9h 10mAir Canada

Wed 4/609:30LHR - YTZ

1 stop10h 20mAir Canada

Deal found 29/4£382

Fri 9/518:20YUL - LHR

1 stop12h 05mMultiple Airlines

Tue 20/509:30LHR - YUL

Nonstop7h 10mMultiple Airlines

Deal found 29/4£427

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 30 April 2025.

Mon 23/622:35YHZ - LHR

1 stop20h 05mMultiple Airlines

Deal found 29/4£175

Tue 10/622:15YYZ - LHR

1 stop16h 50mMultiple Airlines

Deal found 29/4£192

Fri 6/614:30YYZ - LHR

2 stops18h 15mWestJet

Deal found 29/4£194

Mon 27/1019:15YXX - LHR

2 stops34h 35mWestJet

Deal found 29/4£198

Thu 16/1009:00YVR - LHR

2 stops19h 05mWestJet

Deal found 29/4£204

Wed 28/519:15YYC - LHR

1 stop20h 15mMultiple Airlines

Deal found 29/4£214

Wed 4/611:00YHZ - LHR

Nonstop6h 00mLufthansa

Deal found 29/4£224

Fri 6/618:25YTZ - LHR

1 stop10h 35mAir Canada

Deal found 29/4£224

Sun 1/619:05YVR - LHR

3 stops42h 45mMultiple Airlines

Deal found 28/4£227

Fri 6/618:05YYZ - LHR

Nonstop7h 10mBritish Airways

Deal found 29/4£228

Mon 12/505:45YHZ - LHR

2 stops20h 50mAir Canada

Deal found 29/4£229

Wed 18/605:55YOW - LHR

2 stops34h 50mMultiple Airlines

Deal found 29/4£233

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

Wed 4/6

23:00-20:20

1 stop16h 20m

London Heathrow

Mon 9/6

21:25-21:55

1 stop29h 30m

£362

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Tue 3/6

18:20-06:35

Nonstop7h 15m

London Heathrow

Wed 11/6

06:00-13:50

1 stop12h 50m

£362

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 13/10

23:00-12:45

1 stop32h 45m

London Heathrow

Mon 20/10

08:00-13:55

1 stop34h 55m

£366

HalifaxLondon

YHZ - LHR

YHZLHR

Halifax Intl

Fri 13/6

22:50-20:20

1 stop17h 30m

London Heathrow

Wed 18/6

16:50-11:55

1 stop23h 05m

£380

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Sun 8/6

15:25-06:30

1 stop10h 05m

London Heathrow

Mon 23/6

09:30-14:46

1 stop10h 16m

£382

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sat 10/5

22:25-10:00

Nonstop6h 35m

London Heathrow

Wed 14/5

08:40-15:00

1 stop11h 20m

£389

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 16/6

22:45-22:00

1 stop18h 15m

London Heathrow

Tue 24/6

19:50-20:45

1 stop29h 55m

£391

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 12/6

22:25-10:00

Nonstop6h 35m

London Heathrow

Thu 19/6

09:30-11:40

Nonstop7h 10m

£397

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 19/5

20:30-08:35

Nonstop7h 05m

London Heathrow

Sun 8/6

06:30-19:45

1 stop18h 15m

£398

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Fri 23/5

16:00-06:30

1 stop9h 30m

London Heathrow

Wed 28/5

08:30-11:20

Nonstop7h 50m

£403

Flights are sorted by cheapest return flights first.

Deals found on 29/4

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 (22 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 Azores Airlines 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

7,934 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

7,934 reviews

Delta

8.0

Very Good

7,934 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

1,334 reviews

Delta

8.0

Very Good

7,934 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

66 reviews

Delta

8.0

Very Good

7,934 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.

LOT

7.6

Good

1,069 reviews

Delta

8.0

Very Good

7,934 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

780 reviews

Delta

8.0

Very Good

7,934 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 £194 on WestJet. Other airlines that offer cheap prices include Lufthansa from £224 and Air Canada from £224 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 (88%), Egyptair (78%) or American Airlines (76%) 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 £934, 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 £187 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

Deal

Hounslow

Milton Keynes

Gatwick

Luton

Slough

Croydon

Eastbourne

Northampton

Southend-on-Sea

Ilford

Crawley

Hayes

Ipswich

Watford

Wembley

Swindon

Folkestone

Maidstone

Winchester

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£246	Average£360	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Icelandair	Cheapest£300	Average£543	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
WestJet	Cheapest£340	Average£597	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Air Transat	Cheapest£342	Average£499	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Aer Lingus	Cheapest£361	Average£467	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Air Canada	Cheapest£374	Average£598	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Virgin Atlantic	Cheapest£396	Average£504	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Lufthansa	Cheapest£401	Average£665	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
British Airways	Cheapest£404	Average£602	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£405	Average£517	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 £175

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 23/6. 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 30 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 30 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 30 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 30 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 30 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 Azores Airlines 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 30 April 2025.