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

Return flights

11 Dec - 15 Dec	airBaltic
11 Dec - 14 Dec	airBaltic
12 Dec - 16 Dec	Wizz Air Malta
01 Dec - 04 Dec	Wizz Air Malta
12 Dec - 15 Dec	Wizz Air Malta
12 Dec - 14 Dec	Wizz Air Malta
07 Dec - 11 Dec	airBaltic
11 Dec - 13 Dec	airBaltic
04 Dec - 08 Dec	airBaltic
02 Dec - 04 Dec	airBaltic
25 Dec - 01 Jan	airBaltic
25 Dec - 01 Jan	airBaltic	direct
18 Dec - 01 Jan	Vueling Airlines
30 Dec - 02 Jan	airBaltic
26 Dec - 01 Jan	airBaltic
18 Dec - 01 Jan	airBaltic	direct
30 Dec - 01 Jan	British Airways	direct

Also check the deals for one-way flights from London to Tallinn 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 London to Tallinn in December from 139€

Return flights