Ferries from Athens to Greek Island and back operate daily.

Depending on the vessel and the route, you can choose a Fast or normal Boat.

Piraeus and Rafina are the main ports that serve ferries from Athens and back.

During the summer, there are also ferries from, Rafina Port which are close to some of the Cyclades Islands and the Airport
These Ports connect to most islands, especially to Mykonos Tinos and Andros. 

Dodecanese Island is possible to reach them only from Piraeus Port which is the main Port of Athens.

The Ionian Islands you can reach them from Ag. Konstantinos Port or Volos or Mandudi Port  
Crete (Heraklion Port or Chania Port) you can reach them only from Piraeus Port

Between island, there are many connections, especially during the high season, which can give you the option to connect a variety of islands.

Below you can find all the connections with all the companies, do not hesitate to contact us if you need any further pieces of information.