By ship:
In the summertime Serifos is connected daily by sea with Piraeus, Milos with high speed boats (2h 20m duration) and ships (4h 30m). Serifos also is accessible through Serifos, Kimolos, Mikonos, Tinos, Paros, Naxos, Andros, Folegandros, Amorgos, Anafi, Siros and Crete through Milos.
The rest time of the year the timetables vary depending on the season.

Timetables

Port Authorities:
Piraeus tel.: 210.42.26.000 -4
Serifos tel.: 2810.51.470