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

Return flights

06 Sep - 16 Sep	Ryanair
06 Sep - 12 Sep	Ryanair
02 Sep - 16 Sep	Ryanair
30 Sep - 07 Oct	Ryanair
06 Sep - 20 Sep	Ryanair
26 Sep - 29 Sep	Vueling Airlines
06 Sep - 09 Sep	Ryanair
02 Sep - 09 Sep	Ryanair
16 Sep - 19 Sep	Ryanair
27 Sep - 05 Oct	Ryanair
06 Sep - 08 Sep	Ryanair
23 Sep - 29 Sep	Vueling Airlines
30 Sep - 11 Oct	Ryanair	direct
30 Sep - 04 Oct	Ryanair	direct
16 Sep - 04 Oct	Ryanair	direct
23 Sep - 11 Oct	Ryanair	direct
27 Sep - 11 Oct	Ryanair	direct
30 Sep - 07 Oct	Ryanair	direct
30 Sep - 18 Oct	Ryanair	direct
20 Sep - 04 Oct	Ryanair	direct

Also check the deals for one-way flights from Barcelona 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 Barcelona to Tallinn in September from 118€

Return flights