Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Japan from £348

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 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FUK
9 Jun — 16 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Japan

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Japan
Explore the most affordable flight options available from Heathrow to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 May 2026.

Sun 20/920:25
LHR
-
KIX
1 stop16h 05m
Air China
Tue 13/1014:00
KIX
-
LHR
1 stop35h 40m
Air China
Deal found 9/5£484
Wed 9/920:25
LHR
-
KIX
1 stop16h 05m
Air China
Thu 15/1009:05
KIX
-
LHR
1 stop19h 20m
Air China
Deal found 7/5£487
Mon 7/922:40
LHR
-
KIX
1 stop30h 00m
Air China
Tue 13/1014:00
KIX
-
LHR
1 stop35h 40m
Air China
Deal found 5/5£491
Mon 14/920:25
LHR
-
KIX
1 stop16h 05m
Air China
Tue 13/1014:00
KIX
-
LHR
1 stop35h 40m
Air China
Deal found 9/5£494
Tue 17/1117:40
LHR
-
KIX
1 stop17h 30m
Air China
Thu 3/1209:00
KIX
-
LHR
1 stop15h 55m
Air China
Deal found 6/5£552
Fri 20/1117:40
LHR
-
KIX
1 stop17h 30m
Air China
Sat 5/1209:00
KIX
-
LHR
1 stop17h 50m
Air China
Deal found 8/5£557
Sat 7/1121:10
LHR
-
KIX
1 stop31h 55m
Shenzhen Airlines
Sat 21/1115:05
KIX
-
LHR
1 stop37h 05m
Shenzhen Airlines
Deal found 6/5£559
Fri 20/1121:10
LHR
-
KIX
1 stop31h 55m
Shenzhen Airlines
Sat 5/1215:05
KIX
-
LHR
1 stop37h 05m
Shenzhen Airlines
Deal found 8/5£560
Fri 25/922:05
LHR
-
KIX
1 stop32h 10m
Shenzhen Airlines
Sun 4/1015:15
KIX
-
LHR
1 stop36h 35m
Shenzhen Airlines
Deal found 7/5£561
Thu 28/514:45
LHR
-
NRT
1 stop37h 50m
Etihad Airways
Sat 13/618:15
NRT
-
LHR
1 stop26h 30m
Etihad Airways
Deal found 5/5£623
Mon 6/714:45
LHR
-
NRT
1 stop38h 00m
Etihad Airways
Sun 19/718:00
NRT
-
LHR
1 stop26h 45m
Etihad Airways
Deal found 7/5£627
Sat 4/714:45
LHR
-
NRT
1 stop38h 00m
Etihad Airways
Sun 19/718:00
NRT
-
LHR
1 stop29h 05m
Etihad Airways
Deal found 6/5£629

Find flight deals from Heathrow to Japan

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

Round-trip from

£484

One-way from

£348

Popular in

August

Cheapest in

November

Average price

£645

Good round-trip deal

£1,215 or less

Good one-way deal

£955 or less
Air China
  • Air China
  • 20/9-13/10
  • 2 total stops
  • 51h 45m total
  • London to Japan
Search Deals
26/5
  • 26/5
  • 2 total stops
  • 35h 05m total
  • London to Japan
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£83 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Japan.
Search Deals
Price to beat on a one-way flight from London Heathrow to Japan.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Japan 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 May 2026.
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

Cheapest return flight

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Sat 19/9

22:05-14:15

1 stop32h 10m

Osaka Kansai Intl

Sat 10/10

15:15-20:00

1 stop36h 45m

£595

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Wed 3/6

20:50-05:55

2 stops25h 05m

Osaka Kansai Intl

Fri 19/6

09:40-19:10

2 stops41h 30m

£747

LondonOkinawa

LHR - OKA

LHROKA

London Heathrow

Mon 15/6

21:45-15:10

2 stops33h 25m

Okinawa Naha

Fri 10/7

13:55-12:45

2 stops30h 50m

£791
Fastest return journey

LondonTokyo

LHR - HND

LHRHND

London Heathrow

Wed 3/6

21:20-21:20

1 stop16h 00m

Tokyo Haneda

Fri 19/6

08:40-18:40

1 stop18h 00m

£799

LondonNagoya

LHR - NGO

LHRNGO

London Heathrow

Fri 29/5

22:05-12:45

1 stop30h 40m

Nagoya Chubu Centrair Intl

Sun 7/6

13:45-19:45

1 stop38h 00m

£799

LondonHiroshima

LHR - HIJ

LHRHIJ

London Heathrow

Wed 10/6

21:20-12:30

1 stop31h 10m

Hiroshima

Wed 17/6

14:40-18:40

2 stops36h 00m

£801

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Thu 5/11

21:00-13:20

1 stop31h 20m

Osaka Kansai Intl

Wed 18/11

14:20-17:30

1 stop36h 10m

£803

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Thu 29/10

06:20-12:10

2 stops20h 50m

Osaka Kansai Intl

Wed 18/11

14:20-17:30

1 stop36h 10m

£831

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Sun 31/5

21:20-21:00

1 stop15h 40m

Osaka Kansai Intl

Fri 5/6

13:10-18:40

1 stop37h 30m

£840

LondonOkinawa

LHR - OKA

LHROKA

London Heathrow

Tue 16/6

09:30-15:10

2 stops21h 40m

Okinawa Naha

Thu 9/7

16:10-12:45

2 stops28h 35m

£849

Flights are sorted by cheapest return flights first.

Deals found on 9/5

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Heathrow to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan 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 Japan

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

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Japan, you should look to book at least 26 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.

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

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Japan (average of £701). Flying from London Heathrow Airport to Japan in August is currently the most expensive (average of £1,254). 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 LHR to JP?

Find hourly flight availability from Heathrow to Japan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 May 2026.

It’s optimal to fly from London Heathrow Airport to Japan in the morning. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight at midday.

What is the cheapest day to fly from London Heathrow Airport to Japan?

Use this chart to determine the cheapest time to fly return from Heathrow to Japan. Price data was last updated on 2 May 2026.

Travellers seeking maximum savings on their London Heathrow Airport to Japan flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights from London to Japan delayed?

About 12% of weekly flights between London and Japan have experienced delays in the past year, with the average delay time being 128 minutes.

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

Historically, flights departing in the morning 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?

Tuesday 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 London to Japan flights?

Over the past year, Japan Airlines have had the lowest number of delays on this route, with just 9% of flights being delayed.

Reviews of airlines servicing Japan

Get insights into the airlines that provide service to Japan. 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 Japan. Reviews last updated 10 May 2026.
See what other customers who have flown with Japan Airlines,Cathay Pacific, andChina Eastern from London Heathrow Airport to Japan have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very Good
1,817 reviews
Check prices

Entertainment

7.8

Comfort

8.2

Boarding

8.4

Crew

8.7

Food

7.7

Overall

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
Japan Airlines
8.3
Very Good
1,817 reviews
Japan Airlines
8.3
Very Good
1,817 reviews
Check prices

Entertainment

7.8

Comfort

8.2

Boarding

8.4

Crew

8.7

Food

7.7

Overall

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
Cathay Pacific
7.6
Good
1,326 reviews
Japan Airlines
8.3
Very Good
1,817 reviews
Check prices

Entertainment

7.8

Comfort

8.2

Boarding

8.4

Crew

8.7

Food

7.7

Overall

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
China Eastern
7.3
Good
211 reviews
Japan Airlines
8.3
Very Good
1,817 reviews
Check prices

Entertainment

7.8

Comfort

8.2

Boarding

8.4

Crew

8.7

Food

7.7

Overall

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
Air China
7.3
Good
149 reviews
Japan Airlines
8.3
Very Good
1,817 reviews
Check prices

Entertainment

7.8

Comfort

8.2

Boarding

8.4

Crew

8.7

Food

7.7

Overall

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.
British Airways
6.7
Okay
7,969 reviews
Japan Airlines
8.3
Very Good
1,817 reviews
Check prices

Entertainment

7.8

Comfort

8.2

Boarding

8.4

Crew

8.7

Food

7.7

Overall

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

BKK - NRT

Everything was was a great experience, the staff was very friendly and always had a smile on the face.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Japan. 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 London Heathrow Airport to Japan?

    Shenzhen Airlines, Etihad Airways, and China Eastern can get you from London Heathrow Airport to Japan in just under 16h. Your travel time can differ by up to 17h 25m. The distance from London Heathrow Airport to Japan is about 5956 mi. This flight may include one or multiple stops.

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

    While some choose either London Heathrow - Tokyo Narita or London Heathrow - Osaka Kansai Intl, London Heathrow - Tokyo Haneda is the most popular route from London Heathrow Airport to Japan.

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

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

  • How can I find direct flights from Heathrow to Japan?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Japan 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 Japan?

    Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Japan (average of £701). Flying from London Heathrow Airport to Japan in August is currently the most expensive (average of £1,254). 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

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

Alternative routes for Heathrow to Japan

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Suvarnabhumi flights
Gatwick to Suvarnabhumi flights
Heathrow to Haneda flights
Stansted to Suvarnabhumi flights
London City to Suvarnabhumi flights
Heathrow to Kuala Lumpur Intl flights
Heathrow to Narita flights
Heathrow to New Delhi flights
Heathrow to Hong Kong flights
Gatwick to Haneda flights
Heathrow to Don Mueang Intl flights
Gatwick to Narita flights
Heathrow to Islamabad flights
Stansted to Narita flights
Heathrow to Colombo flights
Heathrow to Mumbai flights
Gatwick to Don Mueang Intl flights
Heathrow to Incheon Intl flights
Stansted to Haneda flights
Heathrow to Manila flights
London City to Narita flights
Gatwick to Kuala Lumpur Intl flights
Heathrow to Denpasar flights
Heathrow to Singapore flights
Luton to Suvarnabhumi flights
Stansted to Islamabad flights
London City to Haneda flights
Heathrow to Lahore flights
Gatwick to Manila flights
Heathrow to Hongqiao Intl flights
Heathrow to Chennai flights
Gatwick to Singapore flights
Heathrow to Hyderabad flights
Gatwick to Denpasar flights
Stansted to Denpasar flights
Stansted to Manila flights
London City to Denpasar flights
Heathrow to Bangalore flights
Stansted to Kuala Lumpur Intl flights
Stansted to New Delhi flights
London City to Manila flights
Gatwick to Hongqiao Intl flights
Gatwick to New Delhi flights
London City to Kuala Lumpur Intl flights
Heathrow to Pu Dong flights
Heathrow to Dhaka flights
Gatwick to Hong Kong flights
Stansted to Lahore flights
Gatwick to Lahore flights

Top 10 airlines flying from Heathrow to Japan

Discover the top 10 airlines that operate flights from Heathrow to Japan. 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 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Shenzhen AirlinesCheapest£329Average£659FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Austrian AirlinesCheapest£396Average£681FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
China SouthernCheapest£423Average£554FlexibilityNo cancel feeOn-time69%
Search China Southern flights
EmiratesCheapest£553Average£1,163FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Air IndiaCheapest£583Average£671FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest£645Average£977FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
SWISSCheapest£667Average£856FlexibilityNo cancel feeOn-time79%
Search SWISS flights
ANACheapest£680Average£1,146FlexibilityNo cancel feeOn-time80%
Search ANA flights
IberiaCheapest£708Average£911FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest£709Average£1,199FlexibilityNo cancel feeOn-time76%
Search Finnair 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 Heathrow to Japan?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Japan. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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

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

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

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.