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

Return flights

25 Aug - 02 Sep	easyJet
10 Aug - 13 Aug	easyJet
22 Aug - 29 Aug	Brussels Airlines
11 Aug - 15 Aug	easyJet
13 Aug - 16 Aug	easyJet
08 Aug - 12 Aug	Brussels Airlines
21 Aug - 28 Aug	Vueling Airlines
06 Aug - 11 Aug	Austrian Airlines
20 Aug - 27 Aug	Austrian Airlines
21 Aug - 24 Aug	Vueling Airlines
18 Aug - 28 Aug	easyJet

Also check the deals for one-way flights from Geneva 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 Geneva to Sofia in August from 185€

Return flights