Cheapest return FCO–KGS flights, December

AirHint found the following cheapest return flights from Rome (FCO) to Kos (KGS) in December 2026 (see full year).

Return flights

28 Dec - 04 Jan Aegean Airlines
26 Dec - 02 Jan SKY express

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

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