Cheapest one-way flights from Kos to Athens in October from $61

Best time to book flights for Kos (KGS) to Athens (ATH) flights at AirHint

AirHint found the following cheapest one-way flights from Kos (KGS) to Athens (ATH) in October 2025 (see full year).

One-Way flights

30 Oct Aegean Airlines direct
01 Oct Aegean Airlines direct

Also check the deals for return flights from Kos to Athens in October.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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