AirHint found the following cheapest return flights from Prague (PRG) to Ostrava (OSR) in December 2025 (see full year).
Return flights
| 29 Dec - 03 Jan | Ryanair | ||
| 30 Dec - 06 Jan | Eurowings | ||
| 28 Dec - 04 Jan | Eurowings |
Also check the deals for one-way flights from Prague to Ostrava in December.
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