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

Booking with Japan Airlines 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Tokyo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, the most affordable month to book a Japan Airlines flight from London Heathrow Airport to Tokyo in January, with an average price of HK$10,504. Conversely, traveling with Japan Airlines from London Heathrow Airport to Tokyo in March will be the most expensive, with an average cost of HK$15,764. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Weekly Japan Airlines flight availability from London Heathrow Airport to Tokyo

The most Japan Airlines flights from LHR to TYO are scheduled on a Monday (4 on average). You will have fewer Japan Airlines flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

In terms of precipitation, rainfall in Tokyo ranges from 50.0 - 210.0 inches per month. September is typically the wettest month, when rainfall can reach 210.0 mm. January is typically the driest time to visit Tokyo when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Tokyo, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 6.0 C).

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Japan Airlines flights from Heathrow to Tokyo in 2026

Popular in	July
Cheapest in	June
Average price (all airlines)	HK$12,213

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Average price for all London Heathrow to Tokyo flights (one-way and round-trip).

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The best time to book a flight to Tokyo with Japan Airlines is 77 days before departure. On average, fares are higher if you book 46 days before departure.

Which month is the cheapest to fly Economy class from London Heathrow Airport to Tokyo?

For Economy class flights, the cheapest month to fly this route is January. The most expensive months are March and October.

Best time to book a flight from Heathrow to Tokyo

Have a flexible travel schedule? Discover the best time to fly to Tokyo from Heathrow with our price prediction graph.

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Japan Airlines flights from Heathrow to Tokyo in 2026

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Average price (all airlines)

When is the best time to book a flight to Tokyo with Japan Airlines?

The best time to book a flight to Tokyo with Japan Airlines is 77 days before departure. On average, fares are higher if you book 46 days before departure.

Which month is the cheapest to fly Economy class from London Heathrow Airport to Tokyo?

For Economy class flights, the cheapest month to fly this route is January. The most expensive months are March and October.

Weekly Japan Airlines flight availability from London Heathrow Airport to Tokyo

The most Japan Airlines flights from LHR to TYO are scheduled on a Monday (4 on average). You will have fewer Japan Airlines flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Tokyo by month

In terms of precipitation, rainfall in Tokyo ranges from 50.0 - 210.0 inches per month. September is typically the wettest month, when rainfall can reach 210.0 mm. January is typically the driest time to visit Tokyo when rainfall is around 50.0 mm.

Temperature in Tokyo by month

Best time to book a flight from Heathrow to Tokyo

Have a flexible travel schedule? Discover the best time to fly to Tokyo from Heathrow with our price prediction graph.

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip to Tokyo by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines serving London and Tokyo Prefecture

Consider booking a flight with one of these airlines servicing the London and Tokyo Prefecture areas.

Other popular destinations in Asia

If Tokyo is not for you, choose from these other destinations located in Asia. Flight routes are based on user searches made on Cheapflights and were last updated on 27 August 2026.

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Japan Airlines flights from London Heathrow Airport to Tokyo (LHR - TYO)

Japan Airlines flights from Heathrow to Tokyo in 2026

Popular in

Cheapest in

Average price (all airlines)

When is the best time to book a flight to Tokyo with Japan Airlines?

The best time to book a flight to Tokyo with Japan Airlines is 77 days before departure. On average, fares are higher if you book 46 days before departure.

Which month is the cheapest to fly Economy class from London Heathrow Airport to Tokyo?

For Economy class flights, the cheapest month to fly this route is January. The most expensive months are March and October.

Weekly Japan Airlines flight availability from London Heathrow Airport to Tokyo

The most Japan Airlines flights from LHR to TYO are scheduled on a Monday (4 on average). You will have fewer Japan Airlines flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Tokyo by month

In terms of precipitation, rainfall in Tokyo ranges from 50.0 - 210.0 inches per month. September is typically the wettest month, when rainfall can reach 210.0 mm. January is typically the driest time to visit Tokyo when rainfall is around 50.0 mm.

Temperature in Tokyo by month

Best time to book a flight from Heathrow to Tokyo

Have a flexible travel schedule? Discover the best time to fly to Tokyo from Heathrow with our price prediction graph.

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.

Complete your trip

Complete your trip to Tokyo by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines serving London and Tokyo Prefecture

Consider booking a flight with one of these airlines servicing the London and Tokyo Prefecture areas.

Other popular destinations in Asia

If Tokyo is not for you, choose from these other destinations located in Asia. Flight routes are based on user searches made on Cheapflights and were last updated on 27 August 2026.

Other flights to Tokyo

Users also fly to Tokyo with these popular airlines.

See what others are saying about Japan Airlines

Overview

Recent reviews

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