Cheapest return flights from Frankfurt to Zagreb in April from $177

AirHint found the following cheapest return flights from Frankfurt (FRA) to Zagreb (ZAG) in April 2026 (see full year).

Return flights

30 Apr - 03 May Air Serbia
18 Apr - 26 Apr Air Serbia
06 Apr - 09 Apr Air Serbia
07 Apr - 12 Apr Air Serbia
17 Apr - 19 Apr Air Serbia
04 Apr - 07 Apr Air Serbia
23 Apr - 24 Apr Air Serbia
01 Apr - 06 Apr Air Serbia
02 Apr - 07 Apr Air Serbia
17 Apr - 20 Apr Air Serbia
09 Apr - 12 Apr Air Serbia
30 Apr - 03 May Croatia Airlines direct

Also check the deals for one-way flights from Frankfurt to Zagreb in April.

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