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Cheap flights from London Heathrow Airport to Japan from £334

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FUK
4 Mar — 11 Mar1
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 2 February 2026.

Sat 18/421:20
LHR
-
KIX
1 stop32h 00m
China Eastern
Mon 11/514:20
KIX
-
LHR
1 stop36h 20m
China Eastern
Deal found 1/2£418
Mon 11/521:20
LHR
-
KIX
1 stop15h 40m
China Eastern
Thu 21/509:30
KIX
-
LHR
1 stop17h 10m
China Eastern
Deal found 31/1£418
Mon 4/521:20
LHR
-
KIX
1 stop15h 40m
China Eastern
Mon 18/509:30
KIX
-
LHR
1 stop17h 10m
China Eastern
Deal found 31/1£419
Sat 2/521:20
LHR
-
KIX
1 stop36h 40m
China Eastern
Tue 12/519:00
KIX
-
LHR
1 stop31h 40m
China Eastern
Deal found 2/2£425
Mon 9/322:00
LHR
-
NRT
1 stop30h 20m
China Southern
Wed 18/314:35
NRT
-
LHR
1 stop37h 00m
China Southern
Deal found 2/2£432
Sun 8/322:00
LHR
-
KIX
1 stop32h 00m
China Southern
Wed 18/316:00
KIX
-
LHR
1 stop35h 35m
China Southern
Deal found 2/2£433
Mon 2/319:35
LHR
-
KIX
1 stop34h 25m
China Southern
Sun 8/316:00
KIX
-
LHR
1 stop34h 00m
China Southern
Deal found 31/1£437
Sun 19/421:20
LHR
-
KIX
1 stop15h 40m
China Eastern
Fri 15/514:20
KIX
-
LHR
1 stop36h 20m
China Eastern
Deal found 2/2£438
Wed 15/421:20
LHR
-
HND
2 stops34h 40m
China Eastern
Wed 13/508:40
HND
-
LHR
1 stop18h 00m
China Eastern
Deal found 1/2£438
Mon 4/521:20
LHR
-
KIX
1 stop36h 40m
China Eastern
Tue 19/519:00
KIX
-
LHR
1 stop31h 40m
China Eastern
Deal found 31/1£440
Thu 14/522:10
LHR
-
HND
1 stop32h 10m
China Southern
Wed 10/615:40
HND
-
LHR
1 stop35h 20m
China Southern
Deal found 1/2£440
Sat 2/521:20
LHR
-
KIX
1 stop36h 40m
China Eastern
Sun 10/513:10
KIX
-
LHR
1 stop37h 30m
China Eastern
Deal found 31/1£442

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 2 February 2026.

Round-trip from

£418

One-way from

£334

Popular in

August

Cheapest in

November

Average price

£659

Good round-trip deal

£1,002 or less

Good one-way deal

£863 or less
China Eastern
  • China Eastern
  • 18/4-11/5
  • 2 total stops
  • 68h 20m total
  • London to Japan
Search Deals
8/3
  • 8/3
  • 2 total stops
  • 24h 45m total
  • London to Japan
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£114 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 2 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Japan that are best for you.

Fly from

Heathrow

Fly to

Japan

Route

Depart

Return

Price

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Tue 12/5

21:20-21:00

1 stop15h 40m

Osaka Kansai Intl

Wed 20/5

09:30-18:40

1 stop17h 10m

£443

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Mon 11/5

21:20-21:00

1 stop15h 40m

Osaka Kansai Intl

Mon 18/5

13:10-18:40

1 stop37h 30m

£443

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Mon 4/5

21:20-21:00

1 stop15h 40m

Osaka Kansai Intl

Mon 1/6

13:10-18:40

1 stop37h 30m

£443

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Wed 13/5

21:20-21:00

1 stop15h 40m

Osaka Kansai Intl

Sun 17/5

13:10-18:40

1 stop37h 30m

£443

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Mon 4/5

21:20-21:00

1 stop15h 40m

Osaka Kansai Intl

Thu 4/6

09:30-18:40

1 stop17h 10m

£515

LondonFukuoka

LHR - FUK

LHRFUK

London Heathrow

Thu 14/5

21:20-17:15

1 stop35h 55m

Fukuoka

Mon 18/5

13:55-18:40

1 stop36h 45m

£524

LondonTokyo

LHR - NRT

LHRNRT

London Heathrow

Fri 1/5

22:05-18:00

1 stop35h 55m

Tokyo Narita

Sun 31/5

19:00-19:50

1 stop32h 50m

£643

LondonTokyo

LHR - NRT

LHRNRT

London Heathrow

Wed 18/2

21:10-18:00

1 stop35h 50m

Tokyo Narita

Thu 12/3

19:00-19:10

1 stop33h 10m

£677

LondonTokyo

LHR - NRT

LHRNRT

London Heathrow

Mon 18/5

22:05-18:00

1 stop35h 55m

Tokyo Narita

Fri 29/5

19:00-19:50

1 stop32h 50m

£686

LondonTokyo

LHR - NRT

LHRNRT

London Heathrow

Fri 22/5

22:05-18:00

1 stop35h 55m

Tokyo Narita

Fri 29/5

19:00-19:50

1 stop32h 50m

£686

Flights are sorted by cheapest return flights first.

Deals found on 2/2

Showing 1-10 of 60 results
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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

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

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Japan (average of £364). Flying from London Heathrow Airport to Japan in August is currently the most expensive (average of £735). 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 2 February 2026.

It’s optimal to fly from London Heathrow Airport to Japan in the morning. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the evening.

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 31 January 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 afternoons 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 137 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 Wednesday 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 8% 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 2 February 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
1,697 reviews
Check prices

Comfort

8.2

Overall

8.3

Entertainment

7.8

Boarding

8.4

Food

7.7

Crew

8.7

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
1,697 reviews
Japan Airlines
8.3
Very Good
1,697 reviews
Check prices

Comfort

8.2

Overall

8.3

Entertainment

7.8

Boarding

8.4

Food

7.7

Crew

8.7

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
1,155 reviews
Japan Airlines
8.3
Very Good
1,697 reviews
Check prices

Comfort

8.2

Overall

8.3

Entertainment

7.8

Boarding

8.4

Food

7.7

Crew

8.7

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
7.2
Good
192 reviews
Japan Airlines
8.3
Very Good
1,697 reviews
Check prices

Comfort

8.2

Overall

8.3

Entertainment

7.8

Boarding

8.4

Food

7.7

Crew

8.7

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
7.2
Good
138 reviews
Japan Airlines
8.3
Very Good
1,697 reviews
Check prices

Comfort

8.2

Overall

8.3

Entertainment

7.8

Boarding

8.4

Food

7.7

Crew

8.7

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
7,711 reviews
Japan Airlines
8.3
Very Good
1,697 reviews
Check prices

Comfort

8.2

Overall

8.3

Entertainment

7.8

Boarding

8.4

Food

7.7

Crew

8.7

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?

    China Eastern, Shenzhen Airlines, and Cathay Pacific can get you from London Heathrow Airport to Japan in just under 15h 40m. Your travel time can differ by up to 20h 15m. The distance from London Heathrow Airport to Japan is about 5918 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for China Eastern. According to our data, you can fly for as low as £269. Users have also found prices from £282 and £307 on Air China and China Southern, respectively.

  • 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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Japan (average of £364). Flying from London Heathrow Airport to Japan in August is currently the most expensive (average of £735). 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

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Alternative routes for Heathrow to Japan

See prices for flight routes from nearby airports that may be better suited for you.
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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 2 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest£369Average£1,031FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
China SouthernCheapest£422Average£546FlexibilityNo cancel feeOn-time69%
Search China Southern flights
FinnairCheapest£435Average£1,074FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Shenzhen AirlinesCheapest£523Average£677FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Air IndiaCheapest£581Average£646FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest£639Average£963FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
SWISSCheapest£665Average£879FlexibilityNo cancel feeOn-time79%
Search SWISS flights
KLMCheapest£672Average£1,035FlexibilityNo cancel feeOn-time75%
Search KLM flights
ANACheapest£677Average£1,127FlexibilityNo cancel feeOn-time80%
Search ANA flights
Scandinavian AirlinesCheapest£697Average£954FlexibilityNo cancel feeOn-time77%
Search Scandinavian 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 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.

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