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

Return flights

22 Dec - 30 Dec	China Eastern
06 Dec - 11 Dec	T'way Air
02 Dec - 04 Dec	Air China
18 Dec - 10 Jan	Jin Air
20 Dec - 10 Jan	Aero K Airlines
02 Dec - 11 Dec	China Eastern
23 Dec - 05 Jan	China Eastern
15 Dec - 04 Jan	Air China
21 Dec - 23 Dec	Air China
04 Dec - 07 Dec	Air China
20 Dec - 02 Jan	Air China
01 Dec - 10 Dec	Jeju Air
01 Dec - 11 Dec	Jeju Air
22 Dec - 26 Dec	Air China
05 Dec - 15 Dec	Air China
25 Dec - 03 Jan	Jeju Air
25 Dec - 01 Jan	China Southern
27 Dec - 03 Jan	T'way Air
26 Dec - 02 Jan	T'way Air
17 Dec - 14 Jan	Emirates

Also check the deals for one-way flights from Osaka to London 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 Osaka to London in December from $677

Return flights