Cheapest return flights from Porto to Sofia in August from $257

AirHint found the following cheapest return flights from Porto (OPO) to Sofia (SOF) in August 2026 (see full year).

Return flights

06 Aug - 13 Aug Air Serbia
20 Aug - 27 Aug TAP
18 Aug - 23 Aug Iberia
09 Aug - 16 Aug Air Serbia
16 Aug - 23 Aug Ryanair
17 Aug - 23 Aug LOT

Also check the deals for one-way flights from Porto to Sofia in August.

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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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