Cheapest return flights from Istanbul to Zagreb in May from $154

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

Return flights

21 May - 31 May Pegasus Airlines direct
11 May - 16 May Pegasus Airlines
26 May - 28 May Pegasus Airlines direct
05 May - 12 May Pegasus Airlines
25 May - 01 Jun Pegasus Airlines direct
25 May - 27 May Pegasus Airlines
27 May - 31 May Pegasus Airlines
29 May - 31 May Air Serbia
01 May - 03 May Air Serbia
23 May - 31 May Air Serbia
26 May - 29 May Turkish Airlines direct

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

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