How long is the flight from Japan to London Heathrow Airport?

Shenzhen Airlines, Etihad Airways, and Singapore Airlines can get you from Japan to London Heathrow Airport in just under 25h. Your travel time can differ by up to 11h 45m. The distance between Japan and London Heathrow Airport is about 5918 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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.

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).

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

The most popular route from Japan to London Heathrow Airport is Tokyo Haneda - London Heathrow. You may also consider Tokyo Narita - London Heathrow or Kagoshima - London Heathrow.

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

Consider United Airlines, Virgin Atlantic or American Airlines when booking your flight. These represent the most popular airlines when flying from Japan to London Heathrow Airport.

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

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

How can I find direct flights from Japan to Heathrow?

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

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

Yes. Cheapflights offers flight deals from Japan 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.

£236+ Cheap Flights from Japan to London Heathrow Airport

Cheap flight deals from Japan to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Japan to Heathrow
Explore the most affordable flight options available from Japan to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2026.

Sun 18/1013:10 -

2 stops38h 40m

Mon 26/1021:10 -

2 stops30h 00m

Deal found 24/8£529

Wed 11/1113:10 -

2 stops63h 00m

Sat 28/1121:10 -

2 stops30h 00m

Deal found 23/8£553

Mon 12/1013:10 -

2 stops38h 40m

Mon 26/1021:10 -

2 stops30h 00m

Deal found 23/8£585

Wed 14/1019:40 -

2 stops30h 25m

Wed 28/1021:10 -

1 stop31h 50m

Deal found 25/8£599

Sun 4/1010:00 -

1 stop27h 55m

Sun 11/1011:00 -

1 stop36h 05m

Deal found 22/8£610

Mon 7/916:00 -

1 stop35h 20m

Sun 20/922:10 -

1 stop32h 00m

Deal found 22/8£612

Mon 19/1015:15 -

1 stop36h 35m

Mon 26/1021:10 -

2 stops30h 00m

Deal found 25/8£614

Mon 19/1010:00 -

1 stop38h 35m

Fri 30/1010:25 -

1 stop35h 40m

Deal found 24/8£616

Sun 18/1010:00 -

1 stop38h 35m

Sun 25/1010:25 -

1 stop35h 40m

Deal found 26/8£683

Tue 27/1015:40 -

1 stop35h 55m

Sun 8/1121:30 -

1 stop31h 35m

Deal found 22/8£692

Thu 15/1019:00 -

1 stop33h 00m

Sun 25/1021:10 -

1 stop35h 50m

Deal found 21/8£705

Sat 21/1114:20 -

2 stops32h 40m

Sat 28/1122:00 -

1 stop30h 15m

Deal found 22/8£707

Best flights from Japan to Heathrow
Discover carefully curated flight deals from Japan to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 August 2026.

Thu 15/1015:15 -

1 stop36h 45m

Sun 25/1021:10 -

2 stops54h 00m

Deal found 25/8£644

Thu 22/1010:30 -

2 stops28h 30m

Thu 29/1020:55 -

2 stops37h 10m

Deal found 25/8£789

Wed 20/123:20 -

1 stop25h 00m

Sat 30/109:10 -

1 stop27h 15m

Deal found 24/8£791

Tue 20/1020:45 -

2 stops30h 45m

Sat 31/1006:50 -

3 stops27h 55m

Deal found 21/8£800

Sat 9/121:30 -

1 stop73h 45m

Wed 13/110:00 -

1 stop22h 25m

Deal found 26/8£811

Tue 20/1009:30 -

1 stop39h 25m

Sat 31/1011:00 -

1 stop35h 35m

Deal found 21/8£831

Thu 24/1215:15 -

1 stop37h 55m

Tue 5/122:05 -

1 stop37h 55m

Deal found 22/8£879

Wed 7/1014:00 -

2 stops24h 30m

Wed 14/1021:55 -

2 stops30h 50m

Deal found 23/8£892

Wed 20/113:40 -

1 stop35h 50m

Sat 30/118:50 -

1 stop32h 40m

Deal found 25/8£972

Tue 13/1014:30 -

1 stop31h 50m

Mon 19/1016:35 -

1 stop36h 25m

Deal found 23/8£996

Sun 14/220:30 -

2 stops26h 55m

Thu 18/220:15 -

2 stops38h 05m

Deal found 21/8£1,038

Mon 14/1209:55 -

1 stop28h 40m

Tue 5/110:25 -

2 stops37h 05m

Deal found 22/8£1,090

Fri 13/1109:35 -

Nonstop15h 00m

Sat 28/1109:10 -

Nonstop13h 25m

Deal found 23/8£1,117

Wed 7/1000:05 -

1 stop22h 20m

Thu 15/1016:50 -

1 stop21h 30m

Deal found 24/8£1,131

Tue 13/1011:05 -

2 stops29h 50m

Sat 14/1115:35 -

2 stops31h 20m

Deal found 26/8£1,156

Mon 8/208:00 -

2 stops22h 00m

Thu 18/209:30 -

2 stops19h 10m

Deal found 21/8£1,324

Thu 8/1015:15 -

1 stop36h 45m

Thu 15/1022:00 -

2 stops54h 10m

Deal found 24/8£738

Sat 23/117:20 -

1 stop27h 45m

Sat 30/108:50 -

1 stop17h 50m

Deal found 22/8£798

Mon 5/1015:15 -

1 stop36h 35m

Mon 12/1006:40 -

2 stops30h 20m

Deal found 21/8£836

Tue 20/1009:30 -

1 stop39h 25m

Sun 25/1011:00 -

1 stop34h 30m

Deal found 21/8£866

Sun 25/1020:05 -

2 stops55h 05m

Sat 31/1013:55 -

2 stops44h 10m

Deal found 22/8£805

Mon 16/1113:10 -

2 stops63h 00m

Sat 28/1121:10 -

1 stop31h 50m

Deal found 23/8£807

Thu 1/1009:05 -

1 stop17h 45m

Thu 15/1013:25 -

1 stop24h 10m

Deal found 21/8£850

Sun 13/1216:30 -

1 stop23h 00m

Fri 8/120:15 -

1 stop34h 05m

Deal found 22/8£937

Thu 12/1109:30 -

1 stop30h 45m

Mon 16/1111:00 -

1 stop34h 30m

Deal found 25/8£867

Fri 2/1018:15 -

1 stop28h 05m

Tue 6/1016:35 -

1 stop16h 40m

Deal found 21/8£1,012

Fri 22/117:20 -

1 stop33h 50m

Fri 29/119:20 -

1 stop31h 20m

Deal found 21/8£840

Thu 12/1116:50 -

1 stop32h 40m

Mon 16/1118:50 -

1 stop33h 00m

Deal found 25/8£1,017

Sat 19/1216:30 -

1 stop31h 30m

Sat 9/120:15 -

1 stop31h 45m

Deal found 25/8£938

Sun 20/1219:00 -

1 stop33h 10m

Mon 4/121:10 -

1 stop35h 50m

Deal found 24/8£908

Find flight deals from Japan to Heathrow

Round-trip from	£529
One-way from	£236
Popular in	August
Cheapest in	May
Average price	£1,145
Good round-trip deal	£1,250 or less
Good one-way deal	£1,270 or less

Shenzhen Airlines
18/10-26/10
4 total stops
68h 40m total
Japan to London

Search Deals

26/11
2 total stops
35h 40m total
Japan to London

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£98 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£19 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

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

Search Deals

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

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Thu 15/10

15:15-20:00

1 stop36h 45m

London Heathrow

Sun 25/10

21:10-12:10

2 stops54h 00m

£644

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Thu 8/10

15:15-20:00

1 stop36h 45m

London Heathrow

Thu 15/10

22:00-12:10

2 stops54h 10m

£738

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Thu 22/10

10:30-07:00

2 stops28h 30m

London Heathrow

Thu 29/10

20:55-19:05

2 stops37h 10m

£789

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Wed 20/1

23:20-15:20

1 stop25h 00m

London Heathrow

Sat 30/1

09:10-21:25

1 stop27h 15m

£791

TokyoLondon

NRT Tokyo Narita - LHR London Heathrow

NRTLHR

Tokyo Narita

Sat 23/1

17:20-12:05

1 stop27h 45m

London Heathrow

Sat 30/1

08:50-11:40

1 stop17h 50m

£798

NagoyaLondon

NGO Nagoya Chubu Centrair Intl - LHR London Heathrow

NGOLHR

Nagoya Chubu Centrair Intl

Tue 20/10

20:45-19:30

2 stops30h 45m

London Heathrow

Sat 31/10

06:50-19:45

3 stops27h 55m

£800

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Sun 25/10

20:05-18:10

2 stops55h 05m

London Heathrow

Sat 31/10

13:55-19:05

2 stops44h 10m

£805

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Mon 16/11

13:10-19:10

2 stops63h 00m

London Heathrow

Sat 28/11

21:10-14:00

1 stop31h 50m

£807

TokyoLondon

NRT Tokyo Narita - LHR London Heathrow

NRTLHR

Tokyo Narita

Sat 9/1

21:30-14:15

1 stop73h 45m

London Heathrow

Wed 13/1

10:00-17:25

1 stop22h 25m

£811

NagoyaLondon

NGO Nagoya Chubu Centrair Intl - LHR London Heathrow

NGOLHR

Nagoya Chubu Centrair Intl

Tue 20/10

09:30-16:55

1 stop39h 25m

London Heathrow

Sat 31/10

11:00-07:35

1 stop35h 35m

£831

Flights are sorted by cheapest return flights first.

Deals found on 21/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Japan to Heathrow

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

KIX-LHR

FUK-LHR

HND-LHR

NRT-LHR

NGO-LHR

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 Japan to London Heathrow Airport

JP0-LHR

KIX-LHR

FUK-LHR

HND-LHR

NRT-LHR

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

Currently, March is the cheapest month in which you can book a flight from Japan to London Heathrow Airport (average of £857). Flying from Japan to London Heathrow Airport in August is currently the most expensive (average of £1,428). 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 JP to LHR?

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

How often are flights from Japan to London delayed?

About 13% of weekly flights between Japan and London have experienced delays in the past year, with the average delay time being 125 minutes.

What is the most punctual flight time for Japan to London flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Japan to London flights?

Over the past year, Japan Airlines have had the lowest number of delays on this route, with just 12% of flights being delayed.

How far ahead should I book a flight from Japan to London Heathrow Airport?

To ensure you get the cheapest price possible for a flight from Japan to London Heathrow Airport, you should look to book at least 7 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Japan Airlines,Cathay Pacific, andAir China from Japan to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Japan Airlines

8.3

Very Good

1,909 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Paul,Jun 2026

HND - DFW

When it says Japan Airlines, I expect Japan Airlines!! Not a code share with American Airlines.

Japan Airlines

8.3

Very Good

1,909 reviews

Japan Airlines

8.3

Very Good

1,909 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Paul,Jun 2026

HND - DFW

When it says Japan Airlines, I expect Japan Airlines!! Not a code share with American Airlines.

Cathay Pacific

7.6

Good

1,460 reviews

Japan Airlines

8.3

Very Good

1,909 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Paul,Jun 2026

HND - DFW

When it says Japan Airlines, I expect Japan Airlines!! Not a code share with American Airlines.

Air China

7.4

Good

162 reviews

Japan Airlines

8.3

Very Good

1,909 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Paul,Jun 2026

HND - DFW

When it says Japan Airlines, I expect Japan Airlines!! Not a code share with American Airlines.

China Eastern

7.3

Good

236 reviews

Japan Airlines

8.3

Very Good

1,909 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Paul,Jun 2026

HND - DFW

When it says Japan Airlines, I expect Japan Airlines!! Not a code share with American Airlines.

British Airways

6.7

Okay

8,195 reviews

Japan Airlines

8.3

Very Good

1,909 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Paul,Jun 2026

HND - DFW

When it says Japan Airlines, I expect Japan Airlines!! Not a code share with American Airlines.

Related info for your journey

How long is the flight from Japan to London Heathrow Airport?
Shenzhen Airlines, Etihad Airways, and Singapore Airlines can get you from Japan to London Heathrow Airport in just under 25h. Your travel time can differ by up to 11h 45m. The distance between Japan and London Heathrow Airport is about 5918 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from Japan to London Heathrow Airport?
The most popular route from Japan to London Heathrow Airport is Tokyo Haneda - London Heathrow. You may also consider Tokyo Narita - London Heathrow or Kagoshima - London Heathrow.
Can I find deals for flights from Japan to Heathrow that include hotel bookings?
Yes. In addition to deals on Japan to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Japan to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Japan to Heathrow.
Can I find deals for business class flights from Japan to Heathrow?
Yes. Cheapflights offers flight deals from Japan 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 Japan to London Heathrow Airport?
Currently, March is the cheapest month in which you can book a flight from Japan to London Heathrow Airport (average of £857). Flying from Japan to London Heathrow Airport in August is currently the most expensive (average of £1,428). 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

Milton Keynes

Luton

Gatwick

Wembley

Ilford

Slough

Hayes

Croydon

Northampton

Colchester

Eastbourne

Brentford

Barnet

Southall

Southend-on-Sea

Salisbury

Enfield

Kingston upon Thames

Watford

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to England

Flights by cabin class

Heathrow flight routes

Other flight options

Popular flights

Top destinations

Alternative routes for Japan to Heathrow

Suvarnabhumi to Heathrow flights

Kuala Lumpur Intl to Heathrow flights

Hong Kong to Heathrow flights

Singapore to Heathrow flights

Suvarnabhumi to Gatwick flights

New Delhi to Heathrow flights

Haneda to Heathrow flights

Mumbai to Heathrow flights

Incheon Intl to Heathrow flights

Singapore to Gatwick flights

Taiwan Taoyuan Intl to Heathrow flights

Kuala Lumpur Intl to Gatwick flights

Kuala Lumpur Intl to Stansted flights

Suvarnabhumi to Stansted flights

Narita to Heathrow flights

Hong Kong to Gatwick flights

Mumbai to Stansted flights

Haneda to Gatwick flights

Bangalore to Heathrow flights

Hong Kong to London City flights

Hong Kong to Stansted flights

Singapore to Stansted flights

New Delhi to Gatwick flights

New Delhi to Stansted flights

Hongqiao Intl to Heathrow flights

Singapore to London City flights

Don Mueang Intl to Heathrow flights

Narita to Gatwick flights

Mumbai to Gatwick flights

Manila to Heathrow flights

Incheon Intl to Stansted flights

Incheon Intl to Gatwick flights

Narita to Stansted flights

Lahore to Heathrow flights

Incheon Intl to London City flights

Hyderabad to Heathrow flights

Hongqiao Intl to Gatwick flights

Pu Dong to Heathrow flights

Kuala Lumpur Intl to Luton flights

Gimpo Intl to Heathrow flights

Islamabad to Heathrow flights

Hong Kong to Luton flights

Taiwan Taoyuan Intl to Gatwick flights

Taiwan Taoyuan Intl to Stansted flights

Top 5 airlines flying from Japan to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
China Eastern	Cheapest£580	Average£837	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Cathay Pacific	Cheapest£680	Average£1,340	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
Air China	Cheapest£732	Average£858	FlexibilityNo cancel fee	On-time67%	Search Air China flights
British Airways	Cheapest£826	Average£1,248	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Japan Airlines	Cheapest£827	Average£1,264	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Japan to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

Yes, we can. To see specific flights from Japan 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 Japan to Heathrow become cheaper?

Of course! You can now track prices for flights from Japan 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Japan to London Heathrow Airport from £236

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 26/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Japan to Heathrow

Cheapest flights from Japan to HeathrowExplore the most affordable flight options available from Japan to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2026.

Explore the most affordable flight options available from Japan to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2026.

Best flights from Japan to HeathrowDiscover carefully curated flight deals from Japan to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 August 2026.

Discover carefully curated flight deals from Japan to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 August 2026.

Direct flights from Japan to HeathrowExplore direct flight options from Japan to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 26 August 2026.

Explore direct flight options from Japan to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 26 August 2026.

Last-minute flights from Japan to HeathrowDiscover last-minute flight deals from Japan to Heathrow. Data last updated 26 August 2026 and is based on user searches.

Discover last-minute flight deals from Japan to Heathrow. Data last updated 26 August 2026 and is based on user searches.

One-way flights from Japan to HeathrowSearch for one-way flight options from Japan to Heathrow. Find affordable one-way fares based on user searches. Data last updated 26 August 2026.

Search for one-way flight options from Japan to Heathrow. Find affordable one-way fares based on user searches. Data last updated 26 August 2026.

Find flight deals from Japan to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

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

Best time to book a flight from Japan to Heathrow

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

Cheapflights Insights

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

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

Find hourly flight availability from Japan 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 26 August 2026.

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

How often are flights from Japan to London delayed?

About 13% of weekly flights between Japan and London have experienced delays in the past year, with the average delay time being 125 minutes.

What is the most punctual flight time for Japan to London flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Japan to London flights?

Over the past year, Japan Airlines have had the lowest number of delays on this route, with just 12% of flights being delayed.

How far ahead should I book a flight from Japan to London Heathrow Airport?

To ensure you get the cheapest price possible for a flight from Japan to London Heathrow Airport, you should look to book at least 7 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Japan Airlines,Cathay Pacific, andAir China from Japan to London Heathrow Airport 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

How long is the flight from Japan to London Heathrow Airport?

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

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

How can I find direct flights from Japan to Heathrow?

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

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

Travelling to a place near London Heathrow Airport?

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 Japan to Heathrow

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

Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Japan to Heathrow by cabin class

Find flights from Japan to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 26 August 2026.

Japan and Heathrow flights

Browse other Japan and Heathrow flight options. Last updated on 26 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Japan to Heathrow flights

Consider these flights travelling from Japan to Heathrow.

Top 5 airlines flying from Japan to Heathrow

Fly with Cheapflights

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Japan to Heathrow
Explore the most affordable flight options available from Japan to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2026.

Best flights from Japan to Heathrow
Discover carefully curated flight deals from Japan to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 August 2026.

Direct flights from Japan to Heathrow
Explore direct flight options from Japan to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 26 August 2026.

Last-minute flights from Japan to Heathrow
Discover last-minute flight deals from Japan to Heathrow. Data last updated 26 August 2026 and is based on user searches.

One-way flights from Japan to Heathrow
Search for one-way flight options from Japan to Heathrow. Find affordable one-way fares based on user searches. Data last updated 26 August 2026.