The port of Kythnos plays a key role in the ferry network of Greece, offering a convenient, scenic, and often essential way to connect with nearby islands. With 27 ferry routes operated by 9 ferry companies, Kythnos serves as a busy hub for both passenger and freight travel.

Ferries depart regularly from Kythnos, with schedules varying seasonally depending on demand, weather conditions, and tourism activity.

Popular routes from this port include Lavrio - Kythnos, Piraeus - Kythnos, Serifos - Kythnos connecting Kythnos with key coastal and island destinations. Depending on the route, crossings can range from quick local hops to longer overnight journeys, often with a choice between high-speed ferries and traditional vessels.

Operators such as Triton Ferries, Goutos Lines, Karystia run regular services from Kythnos, offering a range of onboard amenities including comfortable seating, food and drink options, cabins, and vehicle transport. Ticket options vary by company and vessel type, with choices to suit solo travellers, families, and business passengers alike.

Whether you're island hopping, heading home, or starting a new adventure, Kythnos offers a reliable and enjoyable gateway to the sea.