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

Return flights

16 Sep - 07 Oct	Hainan Airlines
09 Sep - 19 Sep	Hainan Airlines
05 Sep - 09 Sep	Peach
30 Sep - 09 Oct	Japan Airlines
05 Sep - 19 Sep	China Southern
04 Sep - 18 Sep	China Southern
13 Sep - 19 Sep	China Southern
05 Sep - 12 Sep	China Southern
09 Sep - 18 Sep	China Southern
05 Sep - 14 Sep	China Southern
10 Sep - 16 Sep	China Southern
09 Sep - 23 Sep	Malaysia Airlines
26 Sep - 03 Oct	EVA Air
30 Sep - 06 Oct	EVA Air
02 Sep - 02 Oct	Peach
12 Sep - 02 Oct	China Southern
30 Sep - 16 Oct	Japan Airlines
29 Sep - 09 Oct	Malaysia Airlines
06 Sep - 11 Oct	China Southern
11 Sep - 11 Oct	China Southern

Also check the deals for one-way flights from Osaka 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 Osaka to London in September from $742

Return flights