AirHint found the following cheapest return flights from Zagreb (ZAG) to Sofia (SOF) in June 2026 (see full year).

Return flights

08 Jun - 15 Jun	Ryanair	direct
15 Jun - 22 Jun	Ryanair	direct
01 Jun - 15 Jun	Ryanair	direct
08 Jun - 22 Jun	Ryanair	direct
01 Jun - 22 Jun	Ryanair	direct
17 Jun - 22 Jun	Ryanair
19 Jun - 22 Jun	Air Serbia
01 Jun - 01 Jun	Air Serbia
19 Jun - 24 Jun	Ryanair
22 Jun - 22 Jun	Air Serbia

Also check the deals for one-way flights from Zagreb to Sofia in June.

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 Zagreb to Sofia in June from 50€

Return flights