AirHint found the following cheapest one-way flights from Kos (KGS) to Prague (PRG) in December 2025 (see full year).
One-Way flights
| 10 Dec | Aegean Airlines | ||
| 08 Dec | Aegean Airlines | ||
| 09 Dec | Aegean Airlines | ||
| 29 Dec | SKY express |
Also check the deals for return flights from Kos to Prague in December.
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