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

Return flights

03 Dec - 12 Dec	China Eastern
03 Dec - 11 Dec	China Eastern
01 Dec - 12 Dec	China Eastern
01 Dec - 13 Dec	Air China
03 Dec - 13 Jan	Air China
03 Dec - 14 Jan	Air China
01 Dec - 17 Dec	Air China
02 Dec - 23 Dec	Air China
04 Dec - 13 Dec	Air China
04 Dec - 18 Dec	Air China
01 Dec - 04 Dec	Air China
13 Dec - 19 Dec	Vueling Airlines
05 Dec - 15 Jan	Air China
24 Dec - 23 Jan	China Eastern
24 Dec - 13 Jan	China Eastern
30 Dec - 13 Jan	Air China
10 Dec - 18 Jan	Air China
03 Dec - 09 Jan	Air China
28 Dec - 18 Jan	Air China
26 Dec - 11 Jan	China Eastern

Also check the deals for one-way flights from London to Osaka in December.

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 December from $591

Return flights