There is a daily boat service for Delos, except for Mondays, and the journey lasts approximately 25 minutes.
Boats depart from the jetty of the old port of Mykonos. The mooring, debarkation and visit to the island by boat are permitted only during opening hours and days (08:00-15:00). Approaching closer than 500 meters from the coast of the island during the rest of the day is prohibited. You have to watch out for snakes and protect yourself from the sunlight when walking around Delos in the summer. Wear appropriate shoes and a hat and follow the signposted paths.
Competent Ephorate: 21st Ephorate of Prehistoric and Classical Antiquities.
Tourist Police station of Mykonos:
+30 22890 22482
Port Authority of Mykonos:
+30 22890 22218