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

Return flights

22 Sep - 30 Sep	StarFlyer
10 Sep - 19 Sep	Air India
15 Sep - 23 Sep	China Southern
11 Sep - 18 Sep	HK Express
07 Sep - 11 Sep	HK Express
04 Sep - 08 Sep	HK Express
22 Sep - 26 Sep	Vietnam Airlines
11 Sep - 12 Sep	Vietnam Airlines
02 Sep - 15 Sep	HK Express
16 Sep - 24 Sep	HK Express
22 Sep - 11 Oct	AirAsia X
29 Sep - 06 Oct	AirAsia X
21 Sep - 01 Oct	HK Express
30 Sep - 07 Oct	AirAsia X
10 Sep - 06 Oct	China Eastern
29 Sep - 10 Oct	AirAsia X
24 Sep - 10 Oct	AirAsia X
22 Sep - 05 Oct	China Eastern
15 Sep - 17 Oct	China Eastern
05 Sep - 07 Oct	China Eastern

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 735€

Return flights