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

Return flights

02 Dec - 09 Dec	Ryanair
10 Dec - 16 Dec	Ryanair
03 Dec - 09 Dec	Ryanair
10 Dec - 13 Dec	Wizz Air
09 Dec - 12 Jan	Aer Lingus
10 Dec - 17 Dec	Wizz Air
12 Dec - 16 Dec	Vueling Airlines
07 Dec - 12 Dec	Vueling Airlines
24 Dec - 31 Dec	easyJet
07 Dec - 11 Dec	Vueling Airlines
09 Dec - 13 Dec	Aer Lingus
31 Dec - 04 Jan	Ryanair
18 Dec - 03 Jan	Ryanair
19 Dec - 04 Jan	Ryanair
30 Dec - 03 Jan	Ryanair
29 Dec - 03 Jan	Ryanair
28 Dec - 03 Jan	Ryanair
27 Dec - 03 Jan	Ryanair
27 Dec - 04 Jan	Ryanair
28 Dec - 01 Jan	Ryanair

Also check the deals for one-way flights from Lisbon 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 Lisbon to Tallinn in December from 167€

Return flights