AirHint found the following cheapest return flights from Graz (GRZ) to Heraklion (HER) in December 2025 (see full year).
Return flights
| 30 Dec - 06 Jan | SunExpress | ||
| 27 Dec - 03 Jan | SunExpress | ||
| 27 Dec - 04 Jan | SunExpress | ||
| 29 Dec - 02 Jan | Pegasus Airlines |
Also check the deals for one-way flights from Graz to Heraklion in December.
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