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Cheap flights from Japan to London Heathrow Airport from £307

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
FUK — LHR
9 Sep — 16 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Japan to Heathrow

Enter your travel dates to find the best prices.

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 10 August 2026.

Sun 6/916:00 -
1 stop35h 20m
Tue 15/922:10 -
1 stop32h 00m
Deal found 10/8£589
Sun 6/916:00 -
1 stop35h 20m
Sun 13/922:10 -
1 stop32h 00m
Deal found 8/8£590
Sun 6/916:00 -
1 stop35h 20m
Sat 12/922:10 -
1 stop32h 00m
Deal found 8/8£597
Thu 3/916:00 -
1 stop35h 20m
Wed 9/922:10 -
1 stop32h 00m
Deal found 7/8£635
Thu 13/816:00 -
1 stop35h 20m
Thu 27/822:10 -
1 stop32h 00m
Deal found 8/8£664
Tue 20/1022:20 -
2 stops29h 10m
Tue 3/1120:50 -
2 stops33h 10m
Deal found 6/8£667
Thu 3/916:00 -
1 stop35h 20m
Sun 13/922:10 -
1 stop32h 00m
Deal found 6/8£672
Sat 5/916:00 -
1 stop35h 20m
Sat 12/922:10 -
1 stop32h 00m
Deal found 8/8£673
Thu 3/916:00 -
1 stop35h 20m
Mon 7/922:10 -
1 stop32h 00m
Deal found 8/8£674
Mon 7/916:00 -
1 stop35h 20m
Tue 15/922:10 -
1 stop32h 00m
Deal found 7/8£675
Sat 21/1115:40 -
1 stop35h 55m
Thu 26/1121:30 -
1 stop31h 35m
Deal found 10/8£683
Sat 21/1115:40 -
1 stop35h 55m
Sat 28/1121:30 -
1 stop31h 35m
Deal found 10/8£686

Find flight deals from Japan to Heathrow

Keep the following information in mind while searching for Japan to Heathrow flight deals. Data was last updated 10 August 2026.

Round-trip from

£589

One-way from

£307

Popular in

August

Cheapest in

May

Average price

£1,122

Good round-trip deal

£1,183 or less

Good one-way deal

£1,189 or less
China Southern
  • China Southern
  • 6/9-15/9
  • 2 total stops
  • 67h 20m total
  • Japan to London
Search Deals
8/10
  • 8/10
  • 2 total stops
  • 43h 05m total
  • Japan to London
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£105 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£17 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

 
Customise your flight search to find flights from Japan to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 10 August 2026.
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

FukuokaLondon

FUK Fukuoka - LHR London Heathrow

FUKLHR

Fukuoka

Wed 2/9

21:05-19:20

2 stops30h 15m

London Heathrow

Wed 9/9

21:20-12:55

1 stop31h 35m

£818

HiroshimaLondon

HIJ Hiroshima - LHR London Heathrow

HIJLHR

Hiroshima

Wed 9/9

14:30-07:00

2 stops24h 30m

London Heathrow

Wed 16/9

21:20-12:30

1 stop31h 10m

£825

FukuokaLondon

FUK Fukuoka - LHR London Heathrow

FUKLHR

Fukuoka

Thu 3/9

13:55-18:40

1 stop36h 45m

London Heathrow

Mon 7/9

21:20-12:55

1 stop31h 35m

£835

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Thu 3/9

19:00-18:40

1 stop31h 40m

London Heathrow

Sat 19/9

21:20-21:00

1 stop15h 40m

£840

TokyoLondon

NRT Tokyo Narita - LHR London Heathrow

NRTLHR

Tokyo Narita

Wed 21/10

09:30-16:55

1 stop39h 25m

London Heathrow

Thu 5/11

11:00-07:45

1 stop35h 45m

£872

OsakaLondon

KIX Osaka Kansai Intl - LHR London Heathrow

KIXLHR

Osaka Kansai Intl

Wed 2/9

19:25-12:45

1 stop25h 20m

London Heathrow

Mon 7/9

21:45-11:40

1 stop29h 55m

£895

OkinawaLondon

OKA Okinawa Naha - LHR London Heathrow

OKALHR

Okinawa Naha

Thu 3/9

15:50-07:00

2 stops23h 10m

London Heathrow

Mon 7/9

09:30-14:40

2 stops21h 10m

£898

OkinawaLondon

OKA Okinawa Naha - LHR London Heathrow

OKALHR

Okinawa Naha

Fri 18/12

15:25-18:10

2 stops35h 45m

London Heathrow

Wed 30/12

20:55-14:15

2 stops32h 20m

£900

TokyoLondon

NRT Tokyo Narita - LHR London Heathrow

NRTLHR

Tokyo Narita

Sun 20/12

19:00-19:10

1 stop33h 10m

London Heathrow

Mon 4/1

21:10-18:00

1 stop35h 50m

£901

NagoyaLondon

NGO Nagoya Chubu Centrair Intl - LHR London Heathrow

NGOLHR

Nagoya Chubu Centrair Intl

Wed 26/8

17:00-18:40

1 stop33h 40m

London Heathrow

Sun 6/9

21:20-16:00

1 stop34h 40m

£912

Flights are sorted by cheapest return flights first.

Deals found on 6/8

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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.
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

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

Currently, February 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 £1,309). 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?

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 10 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 14% of weekly flights between Japan and London have experienced delays in the past year, with the average delay time being 121 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, ANA 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 insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 10 August 2026.
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
1,897 reviews
Check prices

Entertainment

7.8

Comfort

8.2

Crew

8.7

Food

7.7

Boarding

8.4

Overall

8.3

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
1,897 reviews
Japan Airlines
8.3
Very Good
1,897 reviews
Check prices

Entertainment

7.8

Comfort

8.2

Crew

8.7

Food

7.7

Boarding

8.4

Overall

8.3

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
1,446 reviews
Japan Airlines
8.3
Very Good
1,897 reviews
Check prices

Entertainment

7.8

Comfort

8.2

Crew

8.7

Food

7.7

Boarding

8.4

Overall

8.3

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
160 reviews
Japan Airlines
8.3
Very Good
1,897 reviews
Check prices

Entertainment

7.8

Comfort

8.2

Crew

8.7

Food

7.7

Boarding

8.4

Overall

8.3

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
232 reviews
Japan Airlines
8.3
Very Good
1,897 reviews
Check prices

Entertainment

7.8

Comfort

8.2

Crew

8.7

Food

7.7

Boarding

8.4

Overall

8.3

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
8,156 reviews
Japan Airlines
8.3
Very Good
1,897 reviews
Check prices

Entertainment

7.8

Comfort

8.2

Crew

8.7

Food

7.7

Boarding

8.4

Overall

8.3

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

Find useful and relevant information for your journey from Japan to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    China Eastern, Vietnam Airlines, and Etihad Airways can get you from Japan to London Heathrow Airport in just under 25h 20m. Your travel time can differ by up to 14h 05m. 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 Osaka Kansai Intl - 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, February 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 £1,309). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Ilford
Slough
Hayes
Croydon
Colchester
Brentford
Eastbourne
Northampton
Watford
Southend-on-Sea
Swindon
Enfield
Kingston upon Thames
Southall
Poole

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.

Top 5 airlines flying from Japan to Heathrow

Discover the top 5 airlines that operate flights from Japan to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 10 August 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£585Average£846FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Cathay PacificCheapest£687Average£1,354FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Air ChinaCheapest£740Average£867FlexibilityNo cancel feeOn-time67%
Search Air China flights
British AirwaysCheapest£834Average£1,261FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Japan AirlinesCheapest£857Average£1,282FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights

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 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.

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