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Cheap flights from London Heathrow Airport to Japan from £299

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 22/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — FUK
13 Feb — 20 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Japan

Keep the following information in mind while searching for Heathrow to Japan flight deals. Data was last updated 14 January 2026.

Round-trip from

£404

One-way from

£299

Popular in

August

Cheapest in

November

Average price

£612

Good round-trip deal

£1,005 or less

Good one-way deal

£870 or less
Air China
  • Air China
  • 10/5-18/5
  • 2 total stops
  • 35h 25m total
  • London to Japan
Search Deals
22/3
  • 22/3
  • 2 total stops
  • 30h 55m total
  • London to Japan
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£119 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 January 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

Find 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 14 January 2026.

Sun 10/520:25
LHR
-
KIX
1 stop16h 05m
Air China
Mon 18/509:05
KIX
-
LHR
1 stop19h 20m
Air China
Deal found 12/1£404
Mon 2/321:00
LHR
-
KIX
1 stop15h 00m
China Eastern
Sun 8/312:00
KIX
-
LHR
1 stop38h 30m
China Eastern
Deal found 14/1£410
Wed 4/321:00
LHR
-
KIX
1 stop36h 00m
China Eastern
Wed 11/309:20
KIX
-
LHR
1 stop17h 10m
China Eastern
Deal found 13/1£411
Wed 21/121:00
LHR
-
HND
1 stop33h 50m
China Eastern
Tue 10/314:30
HND
-
LHR
1 stop36h 00m
China Eastern
Deal found 12/1£415
Wed 21/121:00
LHR
-
NRT
1 stop33h 55m
China Eastern
Tue 10/316:55
NRT
-
LHR
1 stop33h 35m
China Eastern
Deal found 12/1£415
Wed 21/121:00
LHR
-
HND
1 stop33h 50m
China Eastern
Wed 4/217:10
HND
-
LHR
1 stop33h 20m
China Eastern
Deal found 13/1£417
Wed 21/121:00
LHR
-
NRT
1 stop33h 55m
China Eastern
Wed 4/216:55
NRT
-
LHR
1 stop33h 35m
China Eastern
Deal found 13/1£417
Mon 19/121:00
LHR
-
NRT
1 stop30h 50m
China Eastern
Mon 2/213:50
NRT
-
LHR
1 stop36h 40m
China Eastern
Deal found 12/1£418
Fri 30/121:00
LHR
-
KIX
1 stop31h 20m
China Eastern
Wed 4/213:10
KIX
-
LHR
1 stop37h 20m
China Eastern
Deal found 12/1£418
Tue 3/321:00
LHR
-
HND
1 stop36h 30m
China Eastern
Thu 12/308:40
HND
-
LHR
1 stop17h 50m
China Eastern
Deal found 12/1£419
Sun 1/321:00
LHR
-
HND
1 stop31h 30m
China Eastern
Wed 11/314:30
HND
-
LHR
1 stop36h 00m
China Eastern
Deal found 12/1£420
Tue 27/121:00
LHR
-
NRT
2 stops31h 55m
China Eastern
Tue 3/214:30
NRT
-
LHR
2 stops36h 00m
China Eastern
Deal found 11/1£420

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 14 January 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

Thu 16/4

21:20-21:00

1 stop15h 40m

Osaka Kansai Intl

Sat 25/4

19:00-18:40

1 stop31h 40m

£601

LondonSapporo

LHR - CTS

LHRCTS

London Heathrow

Tue 3/2

21:00-14:55

1 stop32h 55m

Sapporo Chitose

Tue 10/2

13:30-17:30

1 stop37h 00m

£623

LondonTokyo

LHR - NRT

LHRNRT

London Heathrow

Sun 1/2

21:10-18:00

1 stop35h 50m

Tokyo Narita

Sun 15/2

19:00-19:10

1 stop33h 10m

£632

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Mon 23/3

21:10-16:20

1 stop34h 10m

Osaka Kansai Intl

Fri 3/4

15:05-19:50

1 stop36h 45m

£634

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Sat 7/3

21:10-14:05

1 stop31h 55m

Osaka Kansai Intl

Thu 19/3

15:05-19:10

1 stop37h 05m

£634

LondonOsaka

LHR - KIX

LHRKIX

London Heathrow

Sat 7/3

21:10-14:05

1 stop31h 55m

Osaka Kansai Intl

Sun 15/3

15:05-19:10

1 stop37h 05m

£634

LondonNagoya

LHR - NGO

LHRNGO

London Heathrow

Thu 9/4

21:20-20:50

1 stop15h 30m

Nagoya Chubu Centrair Intl

Wed 29/4

17:00-18:40

1 stop33h 40m

£638

LondonNagoya

LHR - NGO

LHRNGO

London Heathrow

Mon 18/5

18:55-06:55

1 stop28h 00m

Nagoya Chubu Centrair Intl

Mon 1/6

09:00-17:50

1 stop40h 50m

£684

LondonNagoya

LHR - NGO

LHRNGO

London Heathrow

Sun 17/5

19:50-06:55

1 stop27h 05m

Nagoya Chubu Centrair Intl

Mon 1/6

09:00-17:50

1 stop40h 50m

£684

LondonNagoya

LHR - NGO

LHRNGO

London Heathrow

Sun 24/5

19:50-06:55

1 stop27h 05m

Nagoya Chubu Centrair Intl

Tue 9/6

09:30-16:55

1 stop39h 25m

£684

Flights are sorted by cheapest return flights first.

Deals found on 12/1

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 £371). Flying from London Heathrow Airport to Japan in August is currently the most expensive (average of £745). 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 14 January 2026.

It’s optimal to fly from London Heathrow Airport to Japan in the morning. By choosing this option you can save up to 11% 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 10 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 148 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 14 January 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
1,681 reviews
Check prices

Entertainment

7.8

Food

7.7

Overall

8.3

Comfort

8.2

Boarding

8.4

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
1,681 reviews
Japan Airlines
8.3
Very Good
1,681 reviews
Check prices

Entertainment

7.8

Food

7.7

Overall

8.3

Comfort

8.2

Boarding

8.4

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
1,130 reviews
Japan Airlines
8.3
Very Good
1,681 reviews
Check prices

Entertainment

7.8

Food

7.7

Overall

8.3

Comfort

8.2

Boarding

8.4

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
188 reviews
Japan Airlines
8.3
Very Good
1,681 reviews
Check prices

Entertainment

7.8

Food

7.7

Overall

8.3

Comfort

8.2

Boarding

8.4

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
136 reviews
Japan Airlines
8.3
Very Good
1,681 reviews
Check prices

Entertainment

7.8

Food

7.7

Overall

8.3

Comfort

8.2

Boarding

8.4

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
7,671 reviews
Japan Airlines
8.3
Very Good
1,681 reviews
Check prices

Entertainment

7.8

Food

7.7

Overall

8.3

Comfort

8.2

Boarding

8.4

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 Vietnam Airlines can get you from London Heathrow Airport to Japan in just under 15h 40m. Your travel time can differ by up to 20h 10m. 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 £274. Users have also found prices from £286 and £312 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 £371). Flying from London Heathrow Airport to Japan in August is currently the most expensive (average of £745). 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 14 January 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£429Average£552FlexibilityNo cancel feeOn-time69%
Search China Southern flights
FinnairCheapest£443Average£1,013FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Shenzhen AirlinesCheapest£530Average£605FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Air IndiaCheapest£591Average£653FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest£651Average£950FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
SWISSCheapest£676Average£867FlexibilityNo cancel feeOn-time79%
Search SWISS flights
ANACheapest£677Average£1,102FlexibilityNo cancel feeOn-time80%
Search ANA flights
KLMCheapest£684Average£940FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£714Average£1,061FlexibilityNo cancel feeOn-time77%
Search Air France flights
LufthansaCheapest£719Average£1,139FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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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