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

Return flights

21 Aug - 20 Sep	Lufthansa	direct
26 Aug - 04 Sep	Ryanair
28 Aug - 02 Sep	airBaltic
27 Aug - 04 Sep	airBaltic
21 Aug - 03 Sep	airBaltic
28 Aug - 31 Aug	airBaltic
31 Aug - 10 Sep	Finnair
25 Aug - 03 Sep	Finnair
25 Aug - 02 Sep	Finnair
24 Aug - 04 Sep	Finnair
31 Aug - 05 Sep	Finnair
28 Aug - 31 Aug	Lufthansa	direct
21 Aug - 28 Aug	Lufthansa	direct
29 Aug - 31 Aug	Finnair
25 Aug - 29 Aug	Finnair
21 Aug - 24 Aug	Lufthansa	direct
22 Aug - 24 Aug	Finnair
26 Aug - 30 Aug	Finnair
21 Aug - 25 Aug	Lufthansa	direct
19 Aug - 29 Aug	Finnair

Also check the deals for one-way flights from Frankfurt 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 Frankfurt to Tallinn in August from $268

Return flights