AirHint found the following cheapest return flights from Milan (LIN) to Sofia (SOF) in May 2026 (see full year).

Return flights

15 May - 17 May	ITA Airways
22 May - 24 May	ITA Airways
01 May - 04 May	ITA Airways
29 May - 01 Jun	ITA Airways
04 May - 08 May	ITA Airways
13 May - 17 May	ITA Airways
25 May - 29 May	ITA Airways
29 May - 31 May	ITA Airways
16 May - 18 May	Lufthansa
08 May - 10 May	Lufthansa
09 May - 11 May	Lufthansa
30 May - 03 Jun	Lufthansa
29 May - 03 Jun	Lufthansa
29 May - 02 Jun	Lufthansa
30 May - 01 Jun	Lufthansa

Also check the deals for one-way flights from Milan to Sofia in May.

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 May from 139€

Return flights