AirHint found the following cheapest return flights from London (LON) to Osaka (KIX) in September 2026 (see full year).

Return flights

05 Sep - 15 Sep	Air China
01 Sep - 22 Sep	Air China
03 Sep - 17 Sep	Air China
14 Sep - 24 Sep	Air China
03 Sep - 15 Sep	Air China
01 Sep - 08 Sep	Air China
17 Sep - 30 Sep	Air China
07 Sep - 28 Sep	Air China
14 Sep - 21 Sep	Air China
10 Sep - 21 Sep	Air China
18 Sep - 02 Oct	Air China
12 Sep - 15 Oct	Air China
18 Sep - 03 Oct	Shenzhen Airlines
18 Sep - 04 Oct	Shenzhen Airlines
27 Sep - 11 Oct	Shenzhen Airlines
26 Sep - 10 Oct	Ryanair
26 Sep - 04 Oct	Ryanair
25 Sep - 04 Oct	Shenzhen Airlines
25 Sep - 10 Oct	Shenzhen Airlines
19 Sep - 04 Oct	Air China

Also check the deals for one-way flights from London to Osaka 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 London to Osaka in September from 554€

Return flights