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

Return flights

27 Sep - 01 Oct	Vietnam Airlines
09 Sep - 17 Sep	Vietnam Airlines
09 Sep - 14 Sep	Vietnam Airlines
07 Sep - 14 Sep	Vietnam Airlines
14 Sep - 28 Sep	Vietnam Airlines
21 Sep - 29 Sep	Vietnam Airlines
21 Sep - 28 Sep	Vietnam Airlines
14 Sep - 22 Sep	Vietnam Airlines
09 Sep - 15 Sep	Vietnam Airlines
09 Sep - 08 Oct	Vietnam Airlines
28 Sep - 08 Oct	Vietnam Airlines
27 Sep - 06 Oct	Vietnam Airlines
10 Sep - 16 Sep	EVA Air
10 Sep - 24 Sep	EVA Air
28 Sep - 07 Oct	EVA Air
22 Sep - 06 Oct	EVA Air
29 Sep - 06 Oct	EVA Air
10 Sep - 06 Oct	EVA Air
30 Sep - 06 Oct	Vietnam Airlines
07 Sep - 13 Oct	Vietnam Airlines

Also check the deals for one-way flights from Tokyo to London 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 Tokyo to London in September from $981

Return flights