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

Return flights

19 Dec - 27 Dec	China Southern
21 Dec - 27 Dec	China Southern
22 Dec - 28 Dec	China Southern
20 Dec - 27 Dec	China Southern
18 Dec - 06 Jan	Air China
30 Dec - 11 Jan	Air China
02 Dec - 06 Dec	China Southern
04 Dec - 07 Dec	China Southern
23 Dec - 06 Jan	Turkish Airlines
01 Dec - 09 Dec	China Southern
01 Dec - 08 Dec	China Southern
01 Dec - 15 Dec	China Southern
02 Dec - 08 Dec	China Southern
18 Dec - 03 Jan	China Eastern
25 Dec - 21 Jan	Air China
25 Dec - 20 Jan	Air China
26 Dec - 21 Jan	China Airlines
20 Dec - 04 Jan	Korean Air
20 Dec - 05 Jan	Korean Air
23 Dec - 03 Jan	Turkish Airlines

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 664€

Return flights