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Cheap flights from London Heathrow Airport to Japan from £349

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 19/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FUK
19 Jun — 26 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 20 May 2026.

Thu 26/1120:25
LHR
-
KIX
1 stop14h 45m
Air China
Fri 4/1209:00
KIX
-
LHR
1 stop15h 55m
Air China
Deal found 18/5£555
Sat 14/1121:10
LHR
-
KIX
1 stop31h 55m
Shenzhen Airlines
Sat 5/1215:05
KIX
-
LHR
1 stop37h 05m
Shenzhen Airlines
Deal found 17/5£559
Mon 21/922:05
LHR
-
KIX
1 stop32h 10m
Shenzhen Airlines
Thu 15/1015:15
KIX
-
LHR
1 stop36h 45m
Shenzhen Airlines
Deal found 16/5£560
Mon 1/616:35
LHR
-
KIX
1 stop17h 55m
Asiana Airlines
Thu 11/600:15
KIX
-
LHR
1 stop22h 05m
Asiana Airlines
Deal found 15/5£565
Tue 17/1120:25
LHR
-
KIX
1 stop31h 15m
Air China
Wed 9/1213:50
KIX
-
LHR
1 stop37h 00m
Air China
Deal found 17/5£567
Wed 18/1120:25
LHR
-
KIX
1 stop14h 45m
Air China
Tue 8/1213:50
KIX
-
LHR
1 stop35h 05m
Air China
Deal found 17/5£574
Mon 16/1121:10
LHR
-
KIX
1 stop31h 55m
Shenzhen Airlines
Thu 26/1115:05
KIX
-
LHR
1 stop37h 05m
Shenzhen Airlines
Deal found 17/5£579
Wed 4/1121:10
LHR
-
KIX
1 stop31h 55m
Shenzhen Airlines
Fri 27/1115:05
KIX
-
LHR
1 stop37h 05m
Shenzhen Airlines
Deal found 17/5£580
Mon 16/1117:40
LHR
-
KIX
1 stop34h 00m
Air China
Tue 1/1213:50
KIX
-
LHR
1 stop35h 05m
Air China
Deal found 18/5£581
Fri 12/616:35
LHR
-
KIX
1 stop17h 55m
Asiana Airlines
Sun 21/600:15
KIX
-
LHR
1 stop22h 05m
Asiana Airlines
Deal found 18/5£583
Mon 16/1120:25
LHR
-
KIX
1 stop14h 45m
Air China
Fri 4/1209:00
KIX
-
LHR
1 stop15h 55m
Air China
Deal found 17/5£590
Sat 14/1121:10
LHR
-
KIX
1 stop31h 55m
Shenzhen Airlines
Sat 28/1115:05
KIX
-
LHR
1 stop37h 05m
Shenzhen Airlines
Deal found 17/5£591

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 20 May 2026.

Round-trip from

£559

One-way from

£349

Popular in

August

Cheapest in

November

Average price

£658

Good round-trip deal

£1,218 or less

Good one-way deal

£1,003 or less
Shenzhen Airlines
  • Shenzhen Airlines
  • 14/11-5/12
  • 2 total stops
  • 69h 00m total
  • London to Japan
Search Deals
Shenzhen Airlines
  • Shenzhen Airlines
  • 19/9
  • 1 total stop
  • 32h 10m total
  • London to Japan
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£86 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 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 20 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

Mon 16/11

21:10-14:05

1 stop31h 55m

Osaka Kansai Intl

Sun 6/12

15:05-19:10

1 stop37h 05m

£593

LondonHiroshima

LHR - HIJ

LHRHIJ

London Heathrow

Wed 3/6

21:20-08:30

2 stops27h 10m

Hiroshima

Tue 9/6

10:25-18:40

2 stops40h 15m

£700

LondonTokyo

LHR - NRT

LHRNRT

London Heathrow

Sun 7/6

20:45-12:35

1 stop31h 50m

Tokyo Narita

Tue 28/7

18:00-12:45

1 stop26h 45m

£735

LondonTokyo

LHR - HND

LHRHND

London Heathrow

Tue 15/9

21:45-07:55

1 stop26h 10m

Tokyo Haneda

Fri 25/9

11:25-19:00

1 stop39h 35m

£755

LondonNagoya

LHR - NGO

LHRNGO

London Heathrow

Sun 1/11

21:00-12:35

1 stop30h 35m

Nagoya Chubu Centrair Intl

Mon 16/11

13:35-17:30

1 stop36h 55m

£775

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Fri 19/6

16:35-18:30

1 stop17h 55m

Osaka Kansai Intl

Sat 4/7

19:45-14:20

1 stop26h 35m

£777

LondonNagoya

LHR - NGO

LHRNGO

London Heathrow

Wed 11/11

21:00-16:00

1 stop34h 00m

Nagoya Chubu Centrair Intl

Fri 20/11

17:00-17:30

1 stop33h 30m

£777

LondonTokyo

LHR - NRT

LHRNRT

London Heathrow

Sat 31/10

16:35-11:20

1 stop33h 45m

Tokyo Narita

Sun 29/11

19:35-14:20

1 stop27h 45m

£788

LondonNagoya

LHR - NGO

LHRNGO

London Heathrow

Tue 16/6

16:35-10:55

1 stop34h 20m

Nagoya Chubu Centrair Intl

Tue 23/6

19:10-14:20

1 stop27h 10m

£798

LondonTokyo

LHR - HND

LHRHND

London Heathrow

Mon 1/6

16:35-23:30

1 stop22h 55m

Tokyo Haneda

Wed 10/6

01:30-14:20

1 stop20h 50m

£798

Flights are sorted by cheapest return flights first.

Deals found on 16/5

Showing 1-10 of 60 resultsSorted by cheapest first
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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, June is the cheapest month in which you can book a flight from London Heathrow Airport to Japan (average of £708). Flying from London Heathrow Airport to Japan in August is currently the most expensive (average of £1,320). 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 20 May 2026.

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

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 124 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 8% of flights being delayed.

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 29 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 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 16 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.

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 20 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
1,825 reviews
Check prices

Overall

8.3

Food

7.7

Boarding

8.4

Entertainment

7.8

Crew

8.7

Comfort

8.2

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
1,825 reviews
Japan Airlines
8.3
Very Good
1,825 reviews
Check prices

Overall

8.3

Food

7.7

Boarding

8.4

Entertainment

7.8

Crew

8.7

Comfort

8.2

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
1,340 reviews
Japan Airlines
8.3
Very Good
1,825 reviews
Check prices

Overall

8.3

Food

7.7

Boarding

8.4

Entertainment

7.8

Crew

8.7

Comfort

8.2

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
216 reviews
Japan Airlines
8.3
Very Good
1,825 reviews
Check prices

Overall

8.3

Food

7.7

Boarding

8.4

Entertainment

7.8

Crew

8.7

Comfort

8.2

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
151 reviews
Japan Airlines
8.3
Very Good
1,825 reviews
Check prices

Overall

8.3

Food

7.7

Boarding

8.4

Entertainment

7.8

Crew

8.7

Comfort

8.2

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
7,991 reviews
Japan Airlines
8.3
Very Good
1,825 reviews
Check prices

Overall

8.3

Food

7.7

Boarding

8.4

Entertainment

7.8

Crew

8.7

Comfort

8.2

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 Air India can get you from London Heathrow Airport to Japan in just under 26h 10m. Your travel time can differ by up to 5h 45m. The distance from London Heathrow Airport to Japan is about 5956 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 £265. Users have also found prices from £269 and £287 on Shenzhen Airlines and Air China, 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, June is the cheapest month in which you can book a flight from London Heathrow Airport to Japan (average of £708). Flying from London Heathrow Airport to Japan in August is currently the most expensive (average of £1,320). 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 20 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Shenzhen AirlinesCheapest£335Average£668FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Austrian AirlinesCheapest£402Average£693FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
China EasternCheapest£422Average£660FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest£430Average£569FlexibilityNo cancel feeOn-time69%
Search China Southern flights
EmiratesCheapest£563Average£1,182FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Air IndiaCheapest£593Average£689FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest£634Average£994FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
SWISSCheapest£679Average£855FlexibilityNo cancel feeOn-time79%
Search SWISS flights
ANACheapest£691Average£1,162FlexibilityNo cancel feeOn-time80%
Search ANA flights
IberiaCheapest£720Average£938FlexibilityNo cancel feeOn-time77%
Search Iberia 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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