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

Return flights

16 Dec - 28 Dec	China Southern
18 Dec - 10 Jan	China Southern
24 Dec - 11 Jan	China Southern
21 Dec - 28 Dec	China Southern
15 Dec - 28 Dec	China Southern
22 Dec - 28 Dec	China Southern
21 Dec - 10 Jan	China Southern
22 Dec - 10 Jan	China Southern
03 Dec - 07 Dec	China Southern
16 Dec - 23 Dec	China Southern
24 Dec - 31 Dec	China Southern
01 Dec - 08 Dec	China Southern
18 Dec - 23 Dec	China Southern
01 Dec - 07 Dec	China Southern
20 Dec - 20 Jan	Air China
19 Dec - 10 Jan	Air China
20 Dec - 10 Jan	Air China
17 Dec - 07 Jan	Air China
15 Dec - 06 Jan	Air China
22 Dec - 06 Jan	Air China

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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from Tokyo to London in December from $880

Return flights