Sipan island is one of the Elaphite group of small islands close to Dubrovnik.
Jadrolinija line 807 is a foot passenger ferry running 4 times day in the summer from Gruz Port, Dubrovnik to Sudurad on Sipan. The crossing takes one hour 15 minutes. Tickets are approximately €3 a head each way. A car ferry (Jadrolinija line 831) runs twice daily and takes one hour 25 minutes if the ferry stops at Lopud and one hour if it does not. A ticket for a car and a family of four will be around €33. Private taxi boat transfers to the island can also be arranged