Cheapest return flights from Zagreb to Sofia in September from $56

AirHint found the following cheapest return flights from Zagreb (ZAG) to Sofia (SOF) in September 2025 (see full year).

Return flights

28 Sep - 03 Oct Ryanair direct
28 Sep - 01 Oct Ryanair direct
26 Sep - 01 Oct Ryanair direct
26 Sep - 03 Oct Ryanair direct
19 Sep - 26 Sep Ryanair direct
28 Sep - 05 Oct Ryanair direct
29 Sep - 01 Oct Ryanair
30 Sep - 01 Oct Ryanair
23 Sep - 26 Sep Ryanair
24 Sep - 26 Sep Ryanair
20 Sep - 26 Sep Ryanair
26 Sep - 30 Sep Ryanair
19 Sep - 23 Sep Ryanair
25 Sep - 28 Sep Ryanair
19 Sep - 20 Sep Ryanair
26 Sep - 29 Sep Ryanair
24 Sep - 28 Sep Ryanair
30 Sep - 02 Oct Ryanair
29 Sep - 02 Oct Ryanair

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

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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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