AirHint found the following cheapest return flights from Prague (PRG) to Tallinn (TLL) in September 2025 (see full year).

Return flights

03 Sep - 08 Sep	Scandinavian Airlines
12 Sep - 15 Sep	Scandinavian Airlines
16 Sep - 23 Sep	Wizz Air UK
24 Sep - 26 Sep	Wizz Air UK
11 Sep - 14 Sep	airBaltic
13 Sep - 18 Sep	airBaltic
12 Sep - 14 Sep	airBaltic
26 Sep - 28 Sep	airBaltic
06 Sep - 14 Sep	airBaltic
05 Sep - 12 Sep	Eurowings	direct

Also check the deals for one-way flights from Prague to Tallinn in September.

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 Prague to Tallinn in September from 149€

Return flights