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

Return flights

05 May - 16 May	Wizz Air	direct
30 May - 02 Jun	Wizz Air	direct
23 May - 02 Jun	Wizz Air	direct
26 May - 02 Jun	Wizz Air	direct
14 May - 16 May	Wizz Air	direct
05 May - 23 May	Wizz Air	direct
14 May - 02 Jun	Wizz Air	direct
14 May - 23 May	Wizz Air	direct
29 May - 01 Jun	Lufthansa
22 May - 24 May	Ryanair
08 May - 10 May	Ryanair

Also check the deals for one-way flights from Naples 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 Naples to Sofia in May from $80

Return flights