Cheapest return flights from Istanbul to Zagreb in May from $202

AirHint found the following cheapest return flights from Istanbul (IST) to Zagreb (ZAG) in May 2026 (see full year).

Return flights

01 May - 03 May Air Serbia
11 May - 17 May Air Serbia
26 May - 01 Jun Air Serbia
22 May - 20 Jun Air Serbia
06 May - 04 Jun Air Serbia
26 May - 01 Jun Turkish Airlines direct
11 May - 17 May Turkish Airlines direct
22 May - 20 Jun Croatia Airlines direct

Also check the deals for one-way flights from Istanbul to Zagreb in May.

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