How long is the flight from London Heathrow Airport to London, Ontario?

For as low as £542, Lufthansa can have you in London, Ontario from London Heathrow Airport in 14h 25m. The distance from London Heathrow Airport to London, Ontario is about 3631 mi. Both multi-stop and direct flights can be found to your destination and back.

What is the cheapest airline to fly from London Heathrow Airport to London, Ontario round-trip?

Our cheapest airline available from London Heathrow Airport to London, Ontario is Air Canada. Our recent data shows that you can find tickets from as low as £480 on this airline. Air Canada is currently priced 22% below the average price you’ll pay for this route.

In terms of precipitation, rainfall in London, Ontario ranges from 70.0 - 100.0 inches per month. January is typically the wettest month, when rainfall can reach 100.0 mm. March is typically the driest time to visit London, Ontario when rainfall is around 70.0 mm.

If weather is an important factor for your trip to London, Ontario, 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 20.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -6.0 C).

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

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

What airport do you fly into for flights to London from London Heathrow?

London (YXU), located 5.3 mi from the city center, is the airport you fly into when you book flights from London Heathrow to London. 1 airline have flights to London from London Heathrow on a regular basis. Booking flights from London Heathrow to London should not be difficult; the airport handles an average of 0 inbound flights from London Heathrow per day.

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

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

How can I find direct flights from Heathrow to London?

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

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

Yes. Cheapflights offers flight deals from Heathrow to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£537+ Flights from London Heathrow Airport to London, Ontario

Find flight deals from Heathrow to London

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to London
Explore the most affordable flight options available from Heathrow to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.

Wed 26/1109:30LHR - YXU

2 stops16h 51mLufthansa

Wed 3/1217:40YXU - LHR

1 stop12h 40mLufthansa

Deal found 29/10£537

Thu 4/1207:40LHR - YXU

2 stops14h 25mLufthansa

Mon 8/1217:40YXU - LHR

1 stop9h 50mLufthansa

Deal found 29/10£542

Fri 28/1107:40LHR - YXU

2 stops14h 25mLufthansa

Fri 5/1217:40YXU - LHR

1 stop31h 50mLufthansa

Deal found 29/10£545

Thu 4/1209:00LHR - YXU

2 stops17h 21mAir Canada

Mon 8/1209:25YXU - LHR

2 stops16h 45mAir Canada

Deal found 29/10£549

Wed 12/1119:25LHR - YXU

2 stops42h 21mAir Canada

Thu 20/1109:25YXU - LHR

2 stops30h 10mAir Canada

Deal found 29/10£554

Wed 26/1107:40LHR - YXU

2 stops18h 41mMultiple Airlines

Wed 3/1209:25YXU - LHR

2 stops16h 45mMultiple Airlines

Deal found 29/10£564

Wed 26/1109:00LHR - YXU

2 stops17h 21mAir Canada

Wed 3/1205:10YXU - LHR

1 stop22h 20mAir Canada

Deal found 29/10£565

Best flights from Heathrow to London
Discover carefully curated flight deals from Heathrow to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 October 2025.

Thu 4/1207:40LHR - YXU

2 stops14h 25mLufthansa

Mon 8/1217:40YXU - LHR

1 stop12h 40mLufthansa

Deal found 29/10£542

Thu 4/1209:00LHR - YXU

2 stops17h 21mAir Canada

Mon 8/1209:25YXU - LHR

2 stops16h 45mAir Canada

Deal found 29/10£549

Thu 4/1206:35LHR - YXU

2 stops19h 46mMultiple Airlines

Mon 8/1217:40YXU - LHR

3 stops20h 00mMultiple Airlines

Deal found 29/10£612

Wed 12/1119:25LHR - YXU

2 stops42h 21mAir Canada

Thu 20/1109:25YXU - LHR

2 stops30h 10mAir Canada

Deal found 29/10£554

Fri 28/1118:00LHR - YXU

1 stop28h 05mLufthansa

Fri 5/1209:25YXU - LHR

1 stop16h 05mLufthansa

Deal found 29/10£582

Wed 26/1109:00LHR - YXU

2 stops17h 21mAir Canada

Wed 3/1205:10YXU - LHR

1 stop22h 20mAir Canada

Deal found 29/10£565

Fri 28/1107:30LHR - YXU

3 stops30h 16mMultiple Airlines

Fri 5/1205:10YXU - LHR

3 stops21h 00mMultiple Airlines

Deal found 29/10£639

Thu 26/218:00LHR - YXU

1 stop32h 21mLufthansa

Mon 2/309:25YXU - LHR

1 stop16h 05mLufthansa

Deal found 29/10£603

Thu 26/206:00LHR - YXU

2 stops16h 05mAir Canada

Mon 2/317:40YXU - LHR

1 stop31h 50mAir Canada

Deal found 29/10£577

Thu 12/313:00LHR - YXU

1 stop12h 21mAir Canada

Mon 16/305:15YXU - LHR

1 stop21h 15mAir Canada

Deal found 28/10£606

Last-minute flights from Heathrow to London
Discover last-minute flight deals from Heathrow to London. Data last updated 31 October 2025 and is based on user searches.

Mon 3/1109:00LHR - YXU

2 stops13h 05mAir Canada

Mon 10/1117:40YXU - LHR

2 stops21h 55mAir Canada

Deal found 30/10£581

Mon 3/1113:00LHR - YXU

1 stop13h 21mMultiple Airlines

Mon 10/1117:40YXU - LHR

1 stop12h 40mMultiple Airlines

Deal found 30/10£591

Wed 12/1119:25LHR - YXU

2 stops42h 21mAir Canada

Thu 20/1109:25YXU - LHR

2 stops30h 10mAir Canada

Deal found 29/10£554

Wed 26/1109:30LHR - YXU

2 stops16h 51mLufthansa

Wed 3/1217:40YXU - LHR

1 stop12h 40mLufthansa

Deal found 29/10£537

Wed 26/1107:40LHR - YXU

2 stops18h 41mMultiple Airlines

Wed 3/1209:25YXU - LHR

2 stops16h 45mMultiple Airlines

Deal found 29/10£564

Wed 26/1109:00LHR - YXU

2 stops17h 21mAir Canada

Wed 3/1205:10YXU - LHR

1 stop22h 20mAir Canada

Deal found 29/10£565

Fri 28/1107:40LHR - YXU

2 stops14h 25mLufthansa

Fri 5/1217:40YXU - LHR

1 stop31h 50mLufthansa

Deal found 29/10£545

Cheap flight deals from Heathrow to London

Round-trip from	£537
Popular in	December
Cheapest in	January
Average price	£602

Lufthansa
26/11-3/12
3 total stops
29h 31m total
London to London

Search Deals

Highest demand for flights based on searches. 20% potential increase in price (£121 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease (£36 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 4/12

07:40-17:05

2 stops14h 25m

London

Mon 8/12

17:40-11:20

1 stop12h 40m

£542

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 4/12

09:00-21:21

2 stops17h 21m

London

Mon 8/12

09:25-07:10

2 stops16h 45m

£549

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Wed 12/11

19:25-08:46

2 stops42h 21m

London

Thu 20/11

09:25-20:35

2 stops30h 10m

£554

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Wed 26/11

09:00-21:21

2 stops17h 21m

London

Wed 3/12

05:10-08:30

1 stop22h 20m

£565

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 26/2

06:00-17:05

2 stops16h 05m

London

Mon 2/3

17:40-06:30

1 stop31h 50m

£577

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Fri 28/11

18:00-17:05

1 stop28h 05m

London

Fri 5/12

09:25-06:30

1 stop16h 05m

£582

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 26/2

18:00-21:21

1 stop32h 21m

London

Mon 2/3

09:25-06:30

1 stop16h 05m

£603

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 12/3

13:00-21:21

1 stop12h 21m

London

Mon 16/3

05:15-06:30

1 stop21h 15m

£606

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Thu 4/12

06:35-21:21

2 stops19h 46m

London

Mon 8/12

17:40-18:40

3 stops20h 00m

£612

LondonLondon

LHR - YXU

LHRYXU

London Heathrow

Fri 28/11

07:30-08:46

3 stops30h 16m

London

Fri 5/12

05:10-07:10

3 stops21h 00m

£639

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 12 results

Best time to book a flight from Heathrow to London

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

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

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to London, Ontario (average of £310). Flying from London Heathrow Airport to London, Ontario in December is currently the most expensive (average of £379). 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.

Reviews of airlines servicing London

See what other customers who have flown with Air Canada from London Heathrow Airport to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air Canada

7.1

Good

10,381 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Shawna,Sept 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Air Canada

7.1

Good

10,381 reviews

Air Canada

7.1

Good

10,381 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Shawna,Sept 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Related info for your journey

What airport do you fly into for flights to London from London Heathrow?
London (YXU), located 5.3 mi from the city center, is the airport you fly into when you book flights from London Heathrow to London. 1 airline have flights to London from London Heathrow on a regular basis. Booking flights from London Heathrow to London should not be difficult; the airport handles an average of 0 inbound flights from London Heathrow per day.
How long is the flight from London Heathrow Airport to London, Ontario?
For as low as £542, Lufthansa can have you in London, Ontario from London Heathrow Airport in 14h 25m. The distance from London Heathrow Airport to London, Ontario is about 3631 mi. Both multi-stop and direct flights can be found to your destination and back.
What is the cheapest airline to fly from London Heathrow Airport to London, Ontario round-trip?
Our cheapest airline available from London Heathrow Airport to London, Ontario is Air Canada. Our recent data shows that you can find tickets from as low as £480 on this airline. Air Canada is currently priced 22% below the average price you’ll pay for this route.
Can I find deals for flights from Heathrow to London that include hotel bookings?
Yes. In addition to deals on Heathrow to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to London.
Can I find deals for business class flights from Heathrow to London?
Yes. Cheapflights offers flight deals from Heathrow to London 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 London Heathrow Airport to London, Ontario?
Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to London, Ontario (average of £310). Flying from London Heathrow Airport to London, Ontario in December is currently the most expensive (average of £379). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Heathrow to London

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Gatwick to Pearson Intl flights

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London City to Pearson Intl flights

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Luton to Pearson Intl flights

Stansted to Pearson Intl flights

Gatwick to Toronto Island flights

Gatwick to Pierre Elliott Trudeau Intl flights

London City to Pierre Elliott Trudeau Intl flights

Stansted to Pierre Elliott Trudeau Intl flights

Luton to Pierre Elliott Trudeau Intl flights

Heathrow to Ottawa flights

Gatwick to Ottawa flights

London City to Ottawa flights

Southend to Pearson Intl flights

Stansted to London flights

Stansted to Ottawa flights

Gatwick to London flights

Heathrow to Windsor flights

London City to London flights

Heathrow to Thunder Bay flights

Gatwick to Thunder Bay flights

London City to Thunder Bay flights

Gatwick to Region of Waterloo Intl flights

Heathrow to Sarnia flights

Heathrow to Timmins flights

Heathrow to North Bay flights

Top airline flying from Heathrow to London

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest£480	Average£638	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from Heathrow today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to London 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 Heathrow to London with no change fees?

Yes! Cheapflights helps users easily find flights from Heathrow to London with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London from Heathrow today and book when prices fit your budget.

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Cheap flights from London Heathrow Airport to London, Ontario from £537

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find flight deals from Heathrow to London

Cheapest flights from Heathrow to LondonExplore the most affordable flight options available from Heathrow to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.

Explore the most affordable flight options available from Heathrow to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.

Cheap flight deals from Heathrow to London

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Heathrow to London

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

Cheapflights Insights

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

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

Reviews of airlines servicing London

See what other customers who have flown with Air Canada from London Heathrow Airport to London have to say. You can also see how each airline compares 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 Heathrow to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to London from London Heathrow?

How long is the flight from London Heathrow Airport to London, Ontario?

What is the cheapest airline to fly from London Heathrow Airport to London, Ontario round-trip?

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

How can I find direct flights from Heathrow to London?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to London

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

Top airline flying from Heathrow to London

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Heathrow to London
Explore the most affordable flight options available from Heathrow to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.