AirHint found the following cheapest one-way flights from Kos (KGS) to Athens (ATH) in August 2026 (see full year).
One-Way flights
| 04 Aug | SKY express | direct | |
| 02 Aug | Aegean Airlines | direct | |
| 28 Aug | Aegean Airlines | direct | |
| 23 Aug | Aegean Airlines | direct | |
| 15 Aug | SKY express | direct |
Also check the deals for return flights from Kos to Athens in August.
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