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

Return flights

06 Dec - 12 Dec	Ryanair
06 Dec - 10 Dec	Ryanair
02 Dec - 14 Dec	Ryanair
09 Dec - 12 Dec	Ryanair
06 Dec - 13 Dec	Ryanair
03 Dec - 10 Dec	Wizz Air Malta
11 Dec - 15 Dec	Ryanair
05 Dec - 09 Dec	Wizz Air
04 Dec - 08 Dec	Wizz Air UK
13 Dec - 12 Jan	Ryanair
05 Dec - 10 Dec	Wizz Air
18 Dec - 10 Jan	Ryanair
30 Dec - 09 Jan	Ryanair
30 Dec - 08 Jan	airBaltic
20 Dec - 08 Jan	Ryanair
18 Dec - 07 Jan	Ryanair
20 Dec - 11 Jan	Wizz Air
20 Dec - 07 Jan	Ryanair
28 Dec - 09 Jan	Wizz Air
29 Dec - 08 Jan	airBaltic

Also check the deals for one-way flights from Tallinn to Lisbon 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 Tallinn to Lisbon in December from 148€

Return flights