How often are flights from London to Japan delayed?

Historically, on average around 12% of flights between London and Japan have experienced a delay on any given week. The average delay length over the past 12 months has been 136 minutes.

How many flights depart from London Heathrow Airport to Japan on average per day?

10 flights are operational daily from London Heathrow Airport to Japan as of January 2026. The most popular departure time for this route is 18:00, with 51% of flights per day taking off at midday.

How many flights depart from London Heathrow Airport to Japan on average per week?

As of January 2026, there are 74 flights per week flying from London Heathrow Airport to Japan. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

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

According to our data, Japan Airlines have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

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

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from London Heathrow to Japan?

China Southern, Shenzhen Airlines, and Air India are the most popular carriers operating from London Heathrow to Japan

Which airlines fly to Japan?

Japan Airlines, Air China and China Eastern are the top three most popular airlines that fly to Japan from London Heathrow Airport according to our data. Japan Airlines is the first choice among our users, with 30% of people opting to fly with this airline when travelling to Japan. Keep in mind that there are 25 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from London Heathrow Airport to Japan?

Prices for flights from London Heathrow Airport to Japan are refreshed on a daily basis.

How many operators does momondo search for flights from London Heathrow Airport to Japan?

As of January 2026, there are 25 operators available to choose from for flights from London Heathrow Airport to Japan.

How old do you have to be to fly from London Heathrow Airport to Japan?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Japan.

What documentation or ID do you need to fly to Japan?

The required travel and health documents for your Japan trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Japan. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£309 Cheap Flights from London Heathrow Airport to Japan in 2026

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Cheap return flights

Enter your travel dates to find the best prices.

21:20 - 21:00

LHR

KIX

15h 40m

1 stop

09:30 - 18:40

KIX

LHR

17h 10m

1 stop

£417China Eastern

dom, 3 mai - dom, 17 mai

21:20 - 21:00

LHR

KIX

15h 40m

1 stop

09:30 - 18:40

KIX

LHR

17h 10m

1 stop

£418China Eastern

qui, 23 abr - qui, 7 mai

20:25 - 21:30

LHR

HND

17h 05m

1 stop

14:00 - 17:40

HND

LHR

35h 40m

1 stop

£424Air China

qui, 16 abr - dom, 10 mai

20:25 - 17:25

LHR

HND

37h 00m

1 stop

14:00 - 20:25

HND

LHR

38h 25m

1 stop

£425Air China

qua, 27 mai - qua, 3 jun

19:35 - 15:00

LHR

KIX

34h 25m

1 stop

16:00 - 17:00

KIX

LHR

34h 00m

1 stop

£428China Southern

seg, 2 mar - dom, 8 mar

19:35 - 13:35

LHR

HND

33h 00m

1 stop

15:05 - 18:35

HND

LHR

36h 30m

1 stop

£430China Southern

seg, 2 mar - seg, 9 mar

07:25 - 09:20

LHR

ITM

17h 55m

2 stops

19:00 - 08:40

ITM

LHR

21h 40m

2 stops

£719ANA

ter, 9 jun - ter, 23 jun

18:50 - 10:10

LHR

UKB

30h 20m

1 stop

18:40 - 16:30

UKB

LHR

30h 50m

1 stop

£738Korean Air

ter, 3 mar - ter, 17 mar

18:50 - 10:10

LHR

UKB

30h 20m

1 stop

18:40 - 16:30

UKB

LHR

30h 50m

1 stop

£740Korean Air

qui, 12 mar - qui, 19 mar

07:25 - 09:20

LHR

ITM

17h 55m

2 stops

07:05 - 22:10

ITM

LHR

23h 05m

2 stops

£760ANA

seg, 8 jun - qua, 24 jun

China Eastern flights from London Heathrow Airport to Japan

Our best China Eastern deals on London Heathrow Airport to Japan flight tickets

China Eastern

3 May

LHR21:20London Heathrow

15h 40m

1 stop

KIX21:00Osaka Kansai Intl

17 May

KIX09:30Osaka Kansai Intl

17h 10m

1 stop

LHR18:40London Heathrow

£417

China Eastern

23 Apr

LHR21:20London Heathrow

15h 40m

1 stop

KIX21:00Osaka Kansai Intl

7 May

KIX09:30Osaka Kansai Intl

17h 10m

1 stop

LHR18:40London Heathrow

£418

China Eastern

11 Apr

LHR21:20London Heathrow

36h 40m

1 stop

KIX18:00Osaka Kansai Intl

15 May

KIX14:20Osaka Kansai Intl

36h 20m

1 stop

LHR18:40London Heathrow

£419

Cathay Pacific flights from London Heathrow Airport to Japan

Our best Cathay Pacific deals on London Heathrow Airport to Japan flight tickets

Cathay Pacific

1 Feb

LHR17:50London Heathrow

18h 15m

1 stop

KIX21:05Osaka Kansai Intl

8 Feb

KIX18:05Osaka Kansai Intl

20h 20m

1 stop

LHR05:25London Heathrow

£660

Cathay Pacific

3 Feb

LHR17:50London Heathrow

36h 05m

2 stops

KIX14:55Osaka Kansai Intl

10 Feb

KIX18:05Osaka Kansai Intl

32h 15m

1 stop

LHR17:20London Heathrow

£671

Cathay Pacific

5 Feb

LHR20:15London Heathrow

25h 05m

1 stop

KIX06:20Osaka Kansai Intl

16 Feb

KIX18:05Osaka Kansai Intl

35h 05m

1 stop

LHR20:10London Heathrow

£672

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

dom 3/5

21:20-21:00

1 stop15h 40m

Osaka Kansai Intl

dom 17/5

09:30-18:40

1 stop17h 10m

£417

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

qui 23/4

21:20-21:00

1 stop15h 40m

Osaka Kansai Intl

qui 7/5

09:30-18:40

1 stop17h 10m

£418

LondonTokyo

LHR - HND

LHRHND

London Heathrow

qui 16/4

20:25-21:30

1 stop17h 05m

Tokyo Haneda

dom 10/5

14:00-17:40

1 stop35h 40m

£424

LondonTokyo

LHR - HND

LHRHND

London Heathrow

qua 27/5

20:25-17:25

1 stop37h 00m

Tokyo Haneda

qua 3/6

14:00-20:25

1 stop38h 25m

£425

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

seg 2/3

19:35-15:00

1 stop34h 25m

Osaka Kansai Intl

dom 8/3

16:00-17:00

1 stop34h 00m

£428

LondonTokyo

LHR - HND

LHRHND

London Heathrow

seg 2/3

19:35-13:35

1 stop33h 00m

Tokyo Haneda

seg 9/3

15:05-18:35

1 stop36h 30m

£430

LondonOsaka

LHR - ITM

LHRITM

London Heathrow

ter 9/6

07:25-09:20

2 stops17h 55m

Osaka Itami

ter 23/6

19:00-08:40

2 stops21h 40m

£719

LondonKobe

LHR - UKB

LHRUKB

London Heathrow

ter 3/3

18:50-10:10

1 stop30h 20m

Kobe

ter 17/3

18:40-16:30

1 stop30h 50m

£738

LondonKobe

LHR - UKB

LHRUKB

London Heathrow

qui 12/3

18:50-10:10

1 stop30h 20m

Kobe

qui 19/3

18:40-16:30

1 stop30h 50m

£740

LondonOsaka

LHR - ITM

LHRITM

London Heathrow

seg 8/6

07:25-09:20

2 stops17h 55m

Osaka Itami

qua 24/6

07:05-22:10

2 stops23h 05m

£760

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Heathrow Airport to Japan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Japan?

The cheapest month to fly to Japan from London Heathrow Airport is in November. Flight prices, which tend to average around £713, are often lower during this time because this is during the off-season. If you don’t want to visit Japan in November, then you should wait until June to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of £754.

What is the cheapest day to depart on your flight to Japan?

The cheapest day to depart from London Heathrow Airport to Japan is on a Wednesday when prices can be found for as low as £1,053. On the other hand, Saturday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,199.

What is the cheapest time of day to depart on your flight to Japan?

Our data shows that the cheapest London Heathrow Airport to Japan flights are usually those with departure times in the morning. Our users have found flights to Japan in the morning for as low as £1,071. In the evening is when there is more demand to fly to Japan, so prices are often more expensive at around £1,189 per ticket.

What is the cheapest London Heathrow to Japan flight route?

Fly from London Heathrow to Tokyo Haneda for the best London Heathrow - Japan flight prices

How far in advance should I book a flight to Japan?

You are more likely to see cheaper flights to Japan from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Japan for around £855 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Japan from London Heathrow Airport for as low as £703 on momondo.

What cabin class options are available on London Heathrow to Japan flights?

There are 4 cabin classes available to choose from on London Heathrow to Japan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Japan flights?

You could potentially save up to 4% on your flight if you consider stops on a London Heathrow Airport to Japan flight.

Cheap London Heathrow Airport to Japan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Japan

Best price found	£860
Fastest flight time	13h 30m
Direct flights	Every day
Airports in Japan	202 airports

The best one-way flight to Japan from London Heathrow Airport in the past 72 hours is £860. The best return flight deal from London Heathrow Airport to Japan found on momondo in the last 72 hours is £993.

The fastest flight from London Heathrow Airport to Japan takes 13h 30m

Direct flights go from London Heathrow Airport to Japan every day.

There are 202 airports in Japan. From London Heathrow Airport there are direct flights to Tokyo Haneda (HND).

Search flight deals

When did momondo last update prices for flights from London Heathrow Airport to Japan?
Prices for flights from London Heathrow Airport to Japan are refreshed on a daily basis.
How many operators does momondo search for flights from London Heathrow Airport to Japan?
As of January 2026, there are 25 operators available to choose from for flights from London Heathrow Airport to Japan.
How old do you have to be to fly from London Heathrow Airport to Japan?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Japan.
What documentation or ID do you need to fly to Japan?
The required travel and health documents for your Japan trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Japan. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from London Heathrow Airport to Japan?
Based on momondo bookings for flights between London Heathrow Airport and Japan, the leading plane model is Airbus A350-1000, making up 33.17% of the total bookings. Other popular models include Boeing 787-8 Dreamliner with 26.85%, Boeing 787-9 Dreamliner with 23.70%, and Boeing 777-300ER with 15.43%.

Best airlines flying from London Heathrow Airport to Japan

Compare and see reviews for airlines that fly from London Heathrow Airport to Japan with momondo

Airline	Rating	Free Cancellation	Price
Asiana Airlines	PriceFrom £368	Free Cancellation	Rating 8.1 501 reviews	Search Asiana Airlines flights
China Southern	PriceFrom £420	Free Cancellation	Rating 7.3 136 reviews	Search China Southern flights
Finnair	PriceFrom £434	Free Cancellation	Rating 7.6 1,356 reviews	Search Finnair flights
Shenzhen Airlines	PriceFrom £522	Free Cancellation	Rating 7.6 23 reviews	Search Shenzhen Airlines flights
Air India	PriceFrom £579	Free Cancellation	Rating 5.5 2,976 reviews	Search Air India flights
Etihad Airways	PriceFrom £638	Free Cancellation	Rating 7.3 1,377 reviews	Search Etihad Airways flights
SWISS	PriceFrom £663	Free Cancellation	Rating 7.6 1,863 reviews	Search SWISS flights
KLM	PriceFrom £670	Free Cancellation	Rating 7.7 1,443 reviews	Search KLM flights
ANA	PriceFrom £675	Free Cancellation	Rating 8.4 1,078 reviews	Search ANA flights
Scandinavian Airlines	PriceFrom £695	Free Cancellation	Rating 7.3 1,669 reviews	Search Scandinavian Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Japan?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Japan . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Japan with flexible booking policies on momondo?

momondo does allow users to show only those flights to Japan from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Japan?

momondo provides multiple filters to help you find the best flight to Japan from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Japan right now. Can momondo alert me if prices change?

Price alerts on flights to Japan from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Japan trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Find better results for your trip to Japan

Popular Cities in Japan

Flights to Tokyofrom £367

Flights to Osakafrom £387

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Flights to Okinawafrom £454

Flights to Nagoyafrom £484

Flights to Hiroshimafrom £627

Flights to Ishigakifrom £1,378

Flights to Sendaifrom £842

Flights to Matsuyamafrom £1,099

Flights to Miyazakifrom £917

Flights to Hakodatefrom £736

Flights to Okayamafrom £735

Cheap flights from London Heathrow Airport to Japan from £309

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Japan departing on 16/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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Find the cheapest flights from London Heathrow Airport to Japan

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China Eastern flights from London Heathrow Airport to Japan

Our best China Eastern deals on London Heathrow Airport to Japan flight tickets

Cathay Pacific flights from London Heathrow Airport to Japan

Our best Cathay Pacific deals on London Heathrow Airport to Japan flight tickets

momondo Fare Finder

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

See travel insights to Japan from

How to get the cheapest flight ticket from London Heathrow Airport to Japan

What is the cheapest month to fly to Japan?

What is the cheapest day to depart on your flight to Japan?

What is the cheapest time of day to depart on your flight to Japan?

What is the cheapest London Heathrow to Japan flight route?

Fly from London Heathrow to Tokyo Haneda for the best London Heathrow - Japan flight prices

How far in advance should I book a flight to Japan?

What cabin class options are available on London Heathrow to Japan flights?

There are 4 cabin classes available to choose from on London Heathrow to Japan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Japan flights?

You could potentially save up to 4% on your flight if you consider stops on a London Heathrow Airport to Japan flight.

What is the cheapest airline that flies from London Heathrow to Japan?

China Southern, Shenzhen Airlines, and Air India are the most popular carriers operating from London Heathrow to Japan

Which airlines fly to Japan?

How often are flights from London to Japan delayed?

Historically, on average around 12% of flights between London and Japan have experienced a delay on any given week. The average delay length over the past 12 months has been 136 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

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

According to our data, Japan Airlines have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

How many flights depart from London Heathrow Airport to Japan on average per day?

10 flights are operational daily from London Heathrow Airport to Japan as of January 2026. The most popular departure time for this route is 18:00, with 51% of flights per day taking off at midday.

How many flights depart from London Heathrow Airport to Japan on average per week?

As of January 2026, there are 74 flights per week flying from London Heathrow Airport to Japan. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

Cheap London Heathrow Airport to Japan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Japan

Best price found

Fastest flight time

Direct flights

Airports in Japan

When did momondo last update prices for flights from London Heathrow Airport to Japan?

How many operators does momondo search for flights from London Heathrow Airport to Japan?

How old do you have to be to fly from London Heathrow Airport to Japan?

What documentation or ID do you need to fly to Japan?

What is the most popular plane model from London Heathrow Airport to Japan?

Best airlines flying from London Heathrow Airport to Japan

Compare and see reviews for airlines that fly from London Heathrow Airport to Japan with momondo

Why use momondo?

Why should I use momondo to find a flight deal from London to Japan?

Can I find flights from London to Japan with flexible booking policies on momondo?

How can momondo help me find flights from London to Japan?

I’m not ready to book a flight from London to Japan right now. Can momondo alert me if prices change?

An easier way to manage your Japan trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Japan

Popular Cities in Japan

Popular flights according to clicks in the last 7 days on momondo