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

Return flights

23 Dec - 30 Dec	China Eastern
24 Dec - 31 Dec	China Eastern
16 Dec - 23 Dec	China Eastern
01 Dec - 08 Dec	China Eastern
28 Dec - 04 Jan	China Eastern
25 Dec - 01 Jan	China Eastern
21 Dec - 28 Dec	China Eastern
18 Dec - 25 Dec	China Eastern
19 Dec - 26 Dec	China Eastern
22 Dec - 02 Jan	China Airlines
26 Dec - 01 Jan	China Eastern
13 Dec - 29 Dec	Shanghai Airlines
19 Dec - 05 Jan	China Eastern
29 Dec - 05 Jan	China Eastern
28 Dec - 03 Jan	Sichuan Airlines
26 Dec - 02 Jan	China Eastern
27 Dec - 03 Jan	China Eastern
27 Dec - 04 Jan	Shanghai Airlines
20 Dec - 27 Dec	Shanghai Airlines
13 Dec - 23 Dec	Shanghai Airlines

Also check the deals for one-way flights from Taipei 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 Taipei to London in December from $918

Return flights