Cheapest return flights from Kos to Athens in December from $113

AirHint found the following cheapest return flights from Kos (KGS) to Athens (ATH) in December 2025 (see full year).

Return flights

08 Dec - 24 Dec SKY express direct
05 Dec - 24 Dec SKY express direct
16 Dec - 24 Dec SKY express
10 Dec - 24 Dec SKY express direct
04 Dec - 24 Dec SKY express direct
16 Dec - 24 Dec SKY express direct
08 Dec - 15 Dec Aegean Airlines direct
04 Dec - 04 Dec SKY express direct
05 Dec - 15 Dec SKY express direct
10 Dec - 15 Dec SKY express direct
31 Dec - 12 Jan SKY express direct
31 Dec - 11 Jan SKY express direct
24 Dec - 12 Jan SKY express direct
24 Dec - 11 Jan SKY express direct

Also check the deals for one-way flights from Kos to Athens in December.

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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