Cheap flights from Tokyo to London from $663

The month of March is, on average, the cheapest month to fly to London Heathrow Airport from Tokyo, with most prices found around $1,655. If you aren’t able to travel during the month of March, then book flights to London Heathrow Airport from Tokyo during February instead. Flights to London Heathrow Airport in February, while not as cheap as those in March, still average around $1,688.

Our data shows that Monday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $2,974. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Tokyo to London Heathrow Airport for around $3,342.

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

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

You could potentially save up to 68% on your flight if you consider stops on a Tokyo to London Heathrow Airport flight.

As of August 2026, prices for Tokyo to London Heathrow Airport flights are approximately 19% more expensive when compared to flights at the same time last year.

Historically, on average around 14% of flights between Tokyo and London have experienced a delay on any given week. The average delay length over the past 12 months has been 121 minutes.

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.

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