Cheapest return OPO–SOF flights, August

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

Return flights

18 Aug - 25 Aug TAP
11 Aug - 18 Aug Ryanair
25 Aug - 04 Sep Ryanair
18 Aug - 26 Aug TAP
09 Aug - 16 Aug Ryanair
19 Aug - 28 Aug Ryanair
20 Aug - 27 Aug Ryanair
16 Aug - 24 Aug Ryanair
13 Aug - 17 Aug Ryanair
03 Aug - 09 Aug Ryanair
16 Aug - 28 Aug Ryanair

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

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