The ferry operator ANEK Lines, has published 2013 ferry schedules for the route connecting Piraeus and Chania in Crete.
Piraeus – Chania route published schedules:
Ferry scedules valid 01/01/2013 – 23/12/2013
Daily: Piraeus (21:00) – Chania
Daily: Chania (21:00) – Piraeus
Will not operate on: 04/05/13 & 05/05/13
All above schedules can be booked online via danae.travel