Ferries There is a regular ferry connection between Hydra and Athens. Ferries depart from Piraeus port daily, almost 5 times per day. The trip lasts approximately 2 hours and the route is carried out by a high-speed vessel. Hydra is also connected by ferry with Poros, Spetses and the eastern part of the coast of Peloponnese. > View ferry connections to Hydra or Book online your ferry tickets to Hydra!