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

Return flights

29 Aug - 07 Sep	ITA Airways
30 Aug - 10 Sep	ITA Airways
31 Aug - 13 Sep	ITA Airways
04 Aug - 11 Aug	ITA Airways
21 Aug - 24 Aug	easyJet
04 Aug - 10 Aug	ITA Airways
29 Aug - 12 Sep	Lufthansa
28 Aug - 01 Sep	easyJet
05 Aug - 13 Aug	easyJet
05 Aug - 07 Aug	easyJet
05 Aug - 10 Aug	easyJet
18 Aug - 25 Aug	ITA Airways
05 Aug - 12 Aug	easyJet
06 Aug - 10 Aug	easyJet
22 Aug - 28 Aug	easyJet
29 Aug - 06 Sep	easyJet
31 Aug - 02 Sep	Lufthansa

Also check the deals for one-way flights from Milan 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 Milan to Sofia in August from $202

Return flights