AirHint found the following cheapest return flights from Zurich (ZRH) to Graz (GRZ) in December 2026 (see full year).
Return flights
| 30 Dec - 03 Jan | SWISS | direct | |
| 27 Dec - 01 Jan | SWISS | direct | |
| 29 Dec - 02 Jan | Lufthansa | ||
| 28 Dec - 02 Jan | Austrian Airlines | ||
| 30 Dec - 01 Jan | Austrian Airlines | direct |
Also check the deals for one-way flights from Zurich to Graz in December.
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