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Cheap flights from Japan to London Heathrow Airport from £282

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
FUK — LHR
9 May — 16 May1
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 9 April 2026.

Wed 20/518:40
KIX
-
LHR
2 stops30h 40m
Multiple Airlines
Fri 29/516:50
LHR
-
KIX
2 stops35h 00m
Multiple Airlines
Deal found 5/4£576
Tue 19/512:25
KIX
-
LHR
2 stops34h 40m
Multiple Airlines
Tue 26/509:30
LHR
-
KIX
2 stops28h 30m
Multiple Airlines
Deal found 4/4£586
Fri 26/600:55
KIX
-
LHR
2 stops27h 05m
SriLankan Airlines
Thu 2/721:30
LHR
-
KIX
2 stops50h 25m
SriLankan Airlines
Deal found 5/4£596
Thu 21/508:10
OKA
-
LHR
2 stops30h 50m
Multiple Airlines
Thu 28/509:30
LHR
-
OKA
2 stops23h 50m
Multiple Airlines
Deal found 6/4£606
Tue 12/512:20
KIX
-
LHR
2 stops34h 45m
Multiple Airlines
Mon 25/509:30
LHR
-
KIX
2 stops26h 00m
Multiple Airlines
Deal found 4/4£612
Thu 21/515:15
KIX
-
LHR
2 stops35h 30m
Multiple Airlines
Thu 28/509:30
LHR
-
KIX
2 stops28h 30m
Multiple Airlines
Deal found 6/4£612
Wed 20/511:45
KIX
-
LHR
2 stops33h 00m
Multiple Airlines
Wed 27/521:45
LHR
-
KIX
1 stop30h 05m
Multiple Airlines
Deal found 5/4£615
Fri 25/1213:50
KIX
-
LHR
1 stop35h 05m
Air China
Wed 6/120:25
LHR
-
KIX
1 stop31h 15m
Air China
Deal found 7/4£621
Thu 14/507:40
KIX
-
LHR
2 stops31h 20m
Multiple Airlines
Thu 28/509:30
LHR
-
KIX
2 stops29h 15m
Multiple Airlines
Deal found 6/4£629
Fri 25/1213:50
KIX
-
LHR
1 stop37h 00m
Air China
Sat 2/117:40
LHR
-
KIX
1 stop34h 00m
Air China
Deal found 7/4£630
Wed 15/418:15
NRT
-
LHR
1 stop33h 05m
Etihad Airways
Tue 21/414:50
LHR
-
NRT
1 stop37h 45m
Etihad Airways
Deal found 7/4£634
Fri 13/1114:20
HND
-
LHR
1 stop34h 35m
Air China
Sun 22/1117:40
LHR
-
HND
1 stop17h 10m
Air China
Deal found 8/4£634

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 9 April 2026.

Round-trip from

£576

One-way from

£282

Popular in

September

Cheapest in

June

Average price

£1,061

Good round-trip deal

£1,123 or less

Good one-way deal

£1,236 or less
20/5-29/5
  • 20/5-29/5
  • 4 total stops
  • 65h 40m total
  • Japan to London
Search Deals
2/6
  • 2/6
  • 3 total stops
  • 34h 40m total
  • Japan to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£100 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 9 April 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

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Tue 12/5

18:40-07:00

1 stop20h 20m

London Heathrow

Sat 6/6

21:45-11:50

1 stop30h 05m

£702

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Tue 12/5

18:40-15:05

1 stop28h 25m

London Heathrow

Sun 7/6

09:30-11:50

1 stop18h 20m

£702

TokyoLondon

NRT - LHR

NRTLHR

Tokyo Narita

Fri 15/5

18:15-18:45

1 stop32h 30m

London Heathrow

Mon 25/5

20:45-12:35

1 stop31h 50m

£717

TokyoLondon

NRT - LHR

NRTLHR

Tokyo Narita

Fri 1/5

18:15-15:05

1 stop28h 50m

London Heathrow

Fri 29/5

09:30-12:35

1 stop19h 05m

£717

TokyoLondon

NRT - LHR

NRTLHR

Tokyo Narita

Tue 12/5

18:15-12:45

1 stop26h 30m

London Heathrow

Mon 25/5

20:45-12:35

1 stop31h 50m

£717

FukuokaLondon

FUK - LHR

FUKLHR

Fukuoka

Wed 20/5

13:55-18:40

1 stop36h 45m

London Heathrow

Wed 27/5

09:30-19:30

2 stops26h 00m

£720

SapporoLondon

CTS - LHR

CTSLHR

Sapporo Chitose

Wed 13/5

13:30-18:40

1 stop37h 10m

London Heathrow

Mon 25/5

09:30-15:50

2 stops22h 20m

£731

TokyoLondon

HND - LHR

HNDLHR

Tokyo Haneda

Tue 12/5

01:30-14:20

1 stop20h 50m

London Heathrow

Thu 28/5

16:35-23:30

1 stop22h 55m

£746

TokyoLondon

NRT - LHR

NRTLHR

Tokyo Narita

Tue 12/5

16:30-14:20

1 stop29h 50m

London Heathrow

Wed 27/5

16:35-21:00

1 stop20h 25m

£753

OsakaLondon

KIX - LHR

KIXLHR

Osaka Kansai Intl

Sun 17/5

00:15-14:20

1 stop22h 05m

London Heathrow

Tue 9/6

16:35-22:30

1 stop21h 55m

£772

Flights are sorted by cheapest return flights first.

Deals found on 8/4

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, June is the cheapest month in which you can book a flight from Japan to London Heathrow Airport (average of £563). Flying from Japan to London Heathrow Airport in January is currently the most expensive (average of £844). 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 9 April 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 113 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 11% of flights being delayed.

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 9 April 2026.
Get a feel of what it's like to fly with Japan Airlines,Air China, andChina Eastern 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
1,775 reviews
Check prices

Comfort

8.2

Boarding

8.4

Entertainment

7.8

Overall

8.3

Food

7.7

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.
Japan Airlines
8.3
Very Good
1,775 reviews
Japan Airlines
8.3
Very Good
1,775 reviews
Check prices

Comfort

8.2

Boarding

8.4

Entertainment

7.8

Overall

8.3

Food

7.7

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.
Air China
7.3
Good
146 reviews
Japan Airlines
8.3
Very Good
1,775 reviews
Check prices

Comfort

8.2

Boarding

8.4

Entertainment

7.8

Overall

8.3

Food

7.7

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.
China Eastern
7.2
Good
200 reviews
Japan Airlines
8.3
Very Good
1,775 reviews
Check prices

Comfort

8.2

Boarding

8.4

Entertainment

7.8

Overall

8.3

Food

7.7

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.
British Airways
6.7
Okay
7,866 reviews
Japan Airlines
8.3
Very Good
1,775 reviews
Check prices

Comfort

8.2

Boarding

8.4

Entertainment

7.8

Overall

8.3

Food

7.7

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Evan,Feb 2026

NRT - ORD

They didn't get my order for vegetarian meals, and the non-veggie options were mediocre. But the crew was very nice an tried to help as well as they could.

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?

    Etihad Airways, Asiana Airlines, and China Eastern can get you from Japan to London Heathrow Airport in just under 20h 45m. Your travel time can differ by up to 15h 25m. The distance between Japan and London Heathrow Airport is about 5956 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Japan to London Heathrow Airport one-way?

    For one-way options, check prices for China Eastern. According to our data, you can fly for as low as £224. Users have also found prices from £254 and £265 on Air China and Etihad Airways, respectively.

  • 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, June is the cheapest month in which you can book a flight from Japan to London Heathrow Airport (average of £563). Flying from Japan to London Heathrow Airport in January is currently the most expensive (average of £844). 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
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Gatwick
Luton
Ilford
Slough
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Romford
Eastbourne
Swindon
Chelmsford
Ipswich
Southend-on-Sea

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 4 airlines flying from Japan to Heathrow

Discover the top 4 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 9 April 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£589Average£825FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest£767Average£861FlexibilityNo cancel feeOn-time67%
Search Air China flights
British AirwaysCheapest£839Average£1,268FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Japan AirlinesCheapest£862Average£1,311FlexibilityNo 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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