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

Return flights

04 Dec - 11 Dec	airBaltic	direct
11 Dec - 14 Dec	airBaltic
02 Dec - 04 Dec	airBaltic
16 Dec - 18 Dec	Ryanair
04 Dec - 07 Dec	airBaltic
25 Dec - 25 Jan	airBaltic
11 Dec - 13 Dec	airBaltic
11 Dec - 15 Dec	airBaltic
02 Dec - 04 Dec	airBaltic	direct
08 Dec - 11 Dec	airBaltic
12 Dec - 16 Dec	Vueling Airlines
25 Dec - 04 Jan	airBaltic
30 Dec - 08 Jan	airBaltic
23 Dec - 09 Jan	Norwegian Air Sweden AOC
25 Dec - 06 Jan	airBaltic	direct
30 Dec - 04 Jan	airBaltic
29 Dec - 04 Jan	Ryanair
25 Dec - 04 Jan	airBaltic	direct
21 Dec - 04 Jan	Vueling Airlines
30 Dec - 01 Jan	airBaltic

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 137€

Return flights