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

Return flights

08 Sep - 20 Sep	China Southern
07 Sep - 10 Sep	Jetstar Japan
05 Sep - 23 Sep	China Southern
08 Sep - 16 Sep	China Southern
08 Sep - 23 Sep	China Southern
07 Sep - 14 Sep	Jetstar Japan
21 Sep - 01 Oct	Greater Bay Airlines
17 Sep - 24 Sep	Jetstar Japan
08 Sep - 18 Sep	Jetstar Japan
08 Sep - 26 Oct	China Eastern
19 Sep - 22 Sep	China Eastern
22 Sep - 05 Oct	China Eastern
19 Sep - 26 Sep	China Eastern
05 Sep - 04 Oct	Zipair
09 Sep - 03 Oct	Jeju Air
25 Sep - 04 Oct	China Eastern
25 Sep - 05 Oct	Air China
10 Sep - 14 Oct	Air China
29 Sep - 04 Oct	China Southern
06 Sep - 11 Oct	Jeju Air

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 $836

Return flights