AirHint found the following cheapest one-way flights from Kos (KGS) to Zagreb (ZAG) in September 2026 (see full year).
One-Way flights
| 18 Sep | Ryanair | direct | |
| 25 Sep | Ryanair | direct | |
| 04 Sep | Ryanair | direct | |
| 03 Sep | Ryanair | direct | |
| 17 Sep | Ryanair | direct | |
| 24 Sep | Ryanair | direct | |
| 02 Sep | easyJet | ||
| 01 Sep | Aegean Airlines | ||
| 05 Sep | Aegean Airlines |
Also check the deals for return flights from Kos to Zagreb in September.
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