AirHint found the following cheapest return flights from London (LON) to Tokyo (HND) in September 2025 (see full year).

Return flights

27 Sep - 12 Oct	China Eastern
15 Sep - 15 Oct	Air China
18 Sep - 13 Oct	Air China
17 Sep - 15 Oct	Air China
19 Sep - 13 Oct	China Southern
24 Sep - 18 Oct	Air China
21 Sep - 20 Oct	Air China
27 Sep - 22 Oct	China Eastern
22 Sep - 13 Oct	Air China
11 Sep - 17 Oct	Air China
05 Sep - 14 Sep	China Eastern
09 Sep - 16 Sep	China Eastern
04 Sep - 20 Sep	China Eastern
10 Sep - 20 Sep	China Eastern
19 Sep - 21 Sep	China Eastern
07 Sep - 14 Sep	China Eastern
05 Sep - 21 Sep	China Eastern
04 Sep - 11 Sep	China Southern
04 Sep - 07 Sep	China Eastern
04 Sep - 14 Sep	China Southern

Also check the deals for one-way flights from London to Tokyo in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from London to Tokyo in September from 539€

Return flights