Route guidePiraeus to Kasos ferry
Piraeus–Kasos is a very long southern-Aegean ferry route between Athens and the small island south-west of Karpathos. Blue Star Ferries currently publishes up to three routes each week and a journey from about 12 hours. Departures are shown from Piraeus Gate E7, and the live booking result should be checked carefully because these services can form part of extended multi-island itineraries.
A conventional passenger-and-vehicle ferry makes the route practical for travellers bringing a car, but the length of the crossing makes accommodation especially important. Compare private cabins, reserved seats and the onboard facilities of the assigned vessel. Weather, seasonal scheduling and the number of intermediate calls can all change the total time at sea.
The ferry arrives at Fri, Kasos’s main harbour and capital. Blue Star currently lists onward links from Kasos to Heraklion, Anafi, Karpathos, Santorini and Sitia. This makes the island part of a useful southern chain between the Cyclades, Crete and Karpathos, but long distances mean that same-day connections should never be assumed without checking the actual timetable.
Even on Piraeus to Kasos, fares and vessel assignments can vary by departure, so compare the live options rather than relying only on a typical journey time.
For Piraeus to Kasos, the advertised crossing time is only one part of the journey. Allow for port access, check-in, boarding and disembarkation when deciding which departure best fits the day.