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

Return flights

07 Sep - 18 Sep	Zipair
30 Sep - 03 Oct	SriLankan Airlines
04 Sep - 23 Sep	China Eastern
29 Sep - 31 Oct	Vietnam Airlines
07 Sep - 09 Sep	China Eastern
04 Sep - 17 Sep	China Eastern
09 Sep - 17 Sep	China Eastern
08 Sep - 18 Sep	Peach
30 Sep - 09 Oct	SriLankan Airlines
04 Sep - 16 Sep	China Eastern
04 Sep - 08 Sep	Zipair
16 Sep - 18 Sep	Jetstar Japan
22 Sep - 19 Oct	Scoot
07 Sep - 13 Sep	Zipair
29 Sep - 14 Oct	Vietnam Airlines
26 Sep - 20 Oct	Air Japan
25 Sep - 09 Oct	SriLankan Airlines
24 Sep - 01 Oct	Vietnam Airlines
22 Sep - 14 Oct	Scoot
27 Sep - 04 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 692€

Return flights