The route from Kea (Tzia) to Kythnos is operated by SeaJets. With a maximum of one sailing per day, make sure to plan your trip on the Openferry site and pick the right date and time!
Ferry tickets from Kea (Tzia) to Kythnos
Ferry schedules
Trips
Kea (Tzia)
Kythnos
16 Mar