AirHint found the following cheapest return flights from Barcelona (BCN) to Sofia (SOF) in August 2025 (see full year).

Return flights

27 Aug - 10 Sep	Ryanair
29 Aug - 12 Sep	Wizz Air	direct
29 Aug - 19 Sep	Wizz Air	direct
30 Aug - 12 Sep	Ryanair	direct
30 Aug - 19 Sep	Ryanair	direct
28 Aug - 12 Sep	Wizz Air	direct
27 Aug - 12 Sep	Wizz Air	direct
29 Aug - 15 Sep	Wizz Air	direct
29 Aug - 18 Sep	Wizz Air	direct
30 Aug - 18 Sep	Ryanair	direct
29 Aug - 31 Aug	Wizz Air
27 Aug - 31 Aug	Wizz Air
27 Aug - 30 Aug	Wizz Air
28 Aug - 31 Aug	Wizz Air
28 Aug - 30 Aug	Wizz Air
25 Aug - 31 Aug	Wizz Air
25 Aug - 30 Aug	Wizz Air
25 Aug - 27 Aug	Wizz Air
27 Aug - 29 Aug	Ryanair
26 Aug - 30 Aug	Vueling Airlines

Also check the deals for one-way flights from Barcelona to Sofia 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 Barcelona to Sofia in August from $139

Return flights