Cheap flights from Tokyo to London from $390

The month of March is, on average, the cheapest month to fly to London Heathrow Airport from Tokyo, with most prices found around $318. If you’re not able to fly to London Heathrow Airport in March, then January is your next best option. Flight prices from Tokyo to London Heathrow Airport during January average around $428.

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $1,461. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $1,900.

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Tokyo to London Heathrow Airport in the morning for as low as $1,516. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $2,510.

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

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

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 113 minutes.

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

Wednesday is statistically the day of the week which experiences the fewest number of 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 least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

Hong Kong (HKG) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Flights via Shanghai (PVG) offer the lowest average round-trip price of $758.

Flights connecting via Shanghai (PVG) have the shortest average one-way travel time: 17h 50m.

Hong Kong (HKG) has the shortest average layover time for this route: 1h 30m.

As of May 2026, there are 13 flights per day flying from Tokyo to London Heathrow Airport. The most common time of day flights depart is 9:00AM, with 57% of flights taking off at noon.

94 flights are operational weekly from Tokyo to London Heathrow Airport as of May 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.