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

Return flights

08 Dec - 11 Dec	Ryanair
16 Dec - 18 Dec	Ryanair
13 Dec - 16 Dec	Ryanair
15 Dec - 17 Dec	Ryanair
09 Dec - 11 Dec	Ryanair
04 Dec - 05 Dec	Ryanair
11 Dec - 16 Dec	Ryanair
01 Dec - 03 Dec	Ryanair
31 Dec - 07 Jan	Ryanair
11 Dec - 14 Dec	Ryanair
12 Dec - 14 Dec	LOT
29 Dec - 27 Jan	airBaltic
23 Dec - 11 Jan	LOT
31 Dec - 07 Jan	airBaltic	direct
23 Dec - 05 Jan	Finnair
22 Dec - 10 Jan	Finnair
22 Dec - 07 Jan	LOT
25 Dec - 05 Jan	LOT
22 Dec - 05 Jan	Finnair
28 Dec - 05 Jan	Scandinavian Airlines

Also check the deals for one-way flights from Brussels 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 Brussels to Tallinn in December from 98€

Return flights