Question 1

What is the cheapest day to depart on your flight to London Heathrow Airport?

Accepted Answer

On average, the least expensive day to fly to London Heathrow Airport from Japan is on a Sunday. momondo users have found tickets for Sunday departures for as low as £865. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £1,287.

Question 2

How many flights depart from Japan to London Heathrow Airport on average per day?

Accepted Answer

The number of flights available between Japan and London Heathrow Airport is 11 per day as of December 2025. The most frequent departure time is 09:00, with 65% of daily flights leaving at midday.

Question 3

What cabin class options are available on Japan to London Heathrow flights?

Accepted Answer

There are 3 cabin classes available to choose from on Japan to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 4

How long does it take to fly to London Heathrow Airport?

Accepted Answer

If you’re flying from a popular airport in Japan, such as Tokyo or Osaka, and flying into London Heathrow Airport, then you can expect flight times to average 18h 22m and 23h 05m, respectively.

Question 5

Can stopping save me money on Japan to London Heathrow Airport flights?

Accepted Answer

You could potentially save up to 2% on your flight if you consider stops on a Japan to London Heathrow Airport flight.

Question 6

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

Accepted Answer

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Question 7

Which airline has the best punctuality record on Japan to London flights?

Accepted Answer

According to our data, ANA have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

Question 8

How often are flights from Japan to London delayed?

Accepted Answer

Historically, on average around 12% of flights between Japan and London have experienced a delay on any given week. The average delay length over the past 12 months has been 122 minutes.

Question 9

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

Question 10

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

Accepted Answer

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Japan to London Heathrow Airport in the afternoon for as low as £857. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £1,126 on average. Flights to London Heathrow Airport from Japan in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Question 11

How many flights depart from Japan to London Heathrow Airport on average per week?

Accepted Answer

As of December 2025, 77 flights take off from Japan and land in London Heathrow Airport each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

Question 12

What is the cheapest Japan to London Heathrow flight route?

Accepted Answer

Fly from Tokyo Haneda to London Heathrow for the best Japan - London Heathrow flight prices

Question 13

What is the cheapest airline that flies from Japan to London Heathrow?

Accepted Answer

China Southern, Shenzhen Airlines, and Vietnam Airlines are the most popular carriers operating from Japan to London Heathrow

Question 14

Which airlines fly to London Heathrow Airport?

Accepted Answer

British Airways, Air China and Japan Airlines are the top three most popular airlines that fly to London Heathrow Airport from Japan according to our data. British Airways is the first choice among our users, with 34% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 5 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

Question 15

What is the cheapest month to fly to London Heathrow Airport?

Accepted Answer

In general, January is the cheapest month to fly from Japan to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £636. The month of June is another great option to travel to London Heathrow Airport, with average flight prices from Japan averaging around £803.

Question 16

When did momondo last update prices for flights from Japan to London Heathrow Airport?

Accepted Answer

Prices for flights from Japan to London Heathrow Airport are refreshed on a daily basis.

Question 17

How many operators does momondo search for flights from Japan to London Heathrow Airport?

Accepted Answer

There are 5 operators available for flights from Japan to London Heathrow Airport as of December 2025.

Question 18

How old do you have to be to fly from Japan to London Heathrow Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Japan to London Heathrow Airport.

Question 19

What documentation or ID do you need to fly to London Heathrow Airport?

Accepted Answer

The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best price found	£1,070
Fastest flight time	14h 25m
Direct flights	Every day

Airline	Rating	Free Cancellation	Price
China Eastern	PriceFrom £591	Free Cancellation	Rating 7.2 178 reviews	Search China Eastern flights
Asiana Airlines	PriceFrom £668	Free Cancellation	Rating 8.2 493 reviews	Search Asiana Airlines flights
Air China	PriceFrom £770	Free Cancellation	Rating 7.2 127 reviews	Search Air China flights
British Airways	PriceFrom £778	Free Cancellation	Rating 6.7 7,580 reviews	Search British Airways flights
Japan Airlines	PriceFrom £865	Free Cancellation	Rating 8.3 1,658 reviews	Search Japan Airlines flights

Cheap flights from Japan to London from £194

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Japan to London departing on 29/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Japan to London Heathrow Airport

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest Japan to London Heathrow flight route?

Fly from Tokyo Haneda to London Heathrow for the best Japan - London Heathrow flight prices

What cabin class options are available on Japan to London Heathrow flights?

There are 3 cabin classes available to choose from on Japan to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Japan to London Heathrow Airport flights?

You could potentially save up to 2% on your flight if you consider stops on a Japan to London Heathrow Airport flight.

What is the cheapest airline that flies from Japan to London Heathrow?

China Southern, Shenzhen Airlines, and Vietnam Airlines are the most popular carriers operating from Japan to London Heathrow

Which airlines fly to London Heathrow Airport?

How often are flights from Japan to London delayed?

Historically, on average around 12% of flights between Japan and London have experienced a delay on any given week. The average delay length over the past 12 months has been 122 minutes.

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

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Japan to London flights?

According to our data, ANA have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

How many flights depart from Japan to London Heathrow Airport on average per day?

The number of flights available between Japan and London Heathrow Airport is 11 per day as of December 2025. The most frequent departure time is 09:00, with 65% of daily flights leaving at midday.

How many flights depart from Japan to London Heathrow Airport on average per week?

As of December 2025, 77 flights take off from Japan and land in London Heathrow Airport each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

How long does it take to fly to London Heathrow Airport?

If you’re flying from a popular airport in Japan, such as Tokyo or Osaka, and flying into London Heathrow Airport, then you can expect flight times to average 18h 22m and 23h 05m, respectively.

Cheap Japan to London Heathrow Airport flight deals and tips

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When did momondo last update prices for flights from Japan to London Heathrow Airport?

How many operators does momondo search for flights from Japan to London Heathrow Airport?

How old do you have to be to fly from Japan to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

What is the most popular plane model from Japan to London Heathrow Airport?

Best airlines flying from Japan to London Heathrow Airport

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