Cheap flights from the United Kingdom to Japan from £397

The cheapest month to fly to Japan from United Kingdom is in January. Flight prices, which tend to average around £683, are often lower during this time because this is during the off-season. If you don’t want to visit Japan in January, then you should wait until November to fly from United Kingdom, when ticket prices are also cheap, with an average price of £710.

The cheapest day to depart from United Kingdom to Japan is on a Monday when prices can be found for as low as £1,205. On the other hand, Saturday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,325.

Our data shows that the cheapest United Kingdom to Japan flights are usually those with departure times in the afternoon. Our users have found flights to Japan in the afternoon for as low as £1,183. At midday is when there is more demand to fly to Japan, so prices are often more expensive at around £1,404 per ticket.

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

You are more likely to see cheaper flights to Japan from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Japan for around £1,091 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Japan from United Kingdom for as low as £999 on momondo.

There are 4 cabin classes available to choose from on United Kingdom to Japan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Air India, China Eastern, and Vietnam Airlines are the most popular carriers operating from United Kingdom to Japan

Japan Airlines, Cathay Pacific and Air China are the top three most popular airlines that fly to Japan from United Kingdom according to our data. Japan Airlines is the first choice among our users, with 31% of people opting to fly with this airline when travelling to Japan. Keep in mind that there are 26 different airlines that fly to Japan on a routine basis, so you have a few additional options to choose from.

Historically, on average around 12% of flights between United Kingdom and Japan have experienced a delay on any given week. The average delay length over the past 12 months has been 124 minutes.

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

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

According to our data, Japan Airlines have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

The number of flights available between United Kingdom and Japan is 13 per day as of July 2026. The most frequent departure time is 09:00, with 39% of daily flights leaving at midday.

As of July 2026, there are 97 flights per week flying from United Kingdom to Japan. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.