By Boat from Piraeus
Blue Star Ferries [F/B Diagoras]
From Piraeus the travel with the F/B Diagoras lasts about 9,5 hours.
More informations : www.bluestarferries.com
G.A. Ferries [F/B Romilda - F/B Rodanthi - F/B Marina]
From Piraeus the trip with the boats of GA Ferries lasts about 12 with 13 hours depending on the itinerary that you will select .
More informations: www.gaferries.gr
Usefull telephones
Piraeus Port Authority: 210 4226000
Kalymnos Port Authority: 22430 29304