AirHint found the following cheapest return flights from Athens (ATH) to Tallinn (TLL) in August 2025 (see full year).

Return flights

29 Aug - 07 Sep	SWISS
28 Aug - 03 Sep	Wizz Air
22 Aug - 08 Sep	SWISS
22 Aug - 07 Sep	SWISS
21 Aug - 24 Aug	LOT
18 Aug - 25 Aug	LOT
18 Aug - 24 Aug	Wizz Air
13 Aug - 20 Aug	LOT
20 Aug - 25 Aug	LOT
07 Aug - 12 Aug	Wizz Air UK
13 Aug - 17 Aug	Wizz Air
13 Aug - 16 Aug	SWISS
14 Aug - 17 Aug	Wizz Air UK
15 Aug - 22 Aug	Aegean Airlines
23 Aug - 07 Sep	Norwegian

Also check the deals for one-way flights from Athens to Tallinn in August.

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 Athens to Tallinn in August from 225€

Return flights