AirHint found the following cheapest return flights from Tokyo (NRT) to London (STN) in December 2025 (see full year).

Return flights

17 Dec - 29 Dec	Air China
16 Dec - 29 Dec	China Eastern
10 Dec - 14 Dec	Air China
19 Dec - 06 Jan	Jeju Air
18 Dec - 30 Dec	Air China
18 Dec - 29 Dec	Air China
19 Dec - 26 Dec	Jeju Air
19 Dec - 09 Jan	Jeju Air
29 Dec - 23 Jan	Jetstar Japan
17 Dec - 27 Dec	Air Busan
10 Dec - 17 Dec	Air China
31 Dec - 14 Jan	Hainan Airlines
18 Dec - 28 Dec	Air China
09 Dec - 26 Dec	Sichuan Airlines
13 Dec - 10 Jan	Etihad Airways
31 Dec - 28 Jan	Hainan Airlines
30 Dec - 11 Jan	Sichuan Airlines
15 Dec - 02 Jan	China Southern
21 Dec - 05 Jan	China Eastern
30 Dec - 28 Jan	Sichuan Airlines

Also check the deals for one-way flights from Tokyo 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 Tokyo to London in December from 680€

Return flights