Most of the summer services start in April or May, while some sail only in July and August. September or early October is when these ferries stop to operate. Check bellow ferry timetables:

Car and Passenger Ferries from Italy to Croatia:

Ferry from Ancona to Split - Ferry Ancona - Split - Island of Hvar is Jadrolinija's ferry line that sails accross Adriatic Sea between Ancona in Italy and Croatian port of Split. In the high season it also continues to town of Stari Grad on the Island of Hvar. The ferry line is in operation during tourist season. During the winter months this ferry line sails between Split and Ancona only...timetable & booking

Ferry from Ancona to Zadar - Ferry Ancona - Zadar is Jadrolinija's ferry line that sails between Ancona in Italy and Croatian port of Zadar. The ferry line is in operation during tourist season as well as during the winter months...timetable and booking

Ferry from Bari to Dubrovnik - Ferry line Bari to Dubrovnik is run by Jadrolinija ferry company all year around... timetable & booking

Ferry from Pescara to Split and Hvar Island - Pescara-Hvar( Stari Grad) - Split ferry line is run by SNAV ferry company. It operates in summers only .. timetable & booking

Passenger only Ferries from Italy to Croatia:

Ferry from Termoli to Lastovo and Korcula - These ferries are run by lariveralines.com and are in service during the summers only.

Ferry from Venice to Porec, Rovinj, Pula, Rabac, and Mali Losinj - this is foot passenger only service that runs in summers only.. timetable & booking + Map of Venice to Croatia ferries

Ferry from Trieste to Portoroz, Porec and Rovinj - this ferry sails between April and September. It is run by UsticaLines ferry company

Croatian Ferries Blog - check latest ferry news at our ferry blog

Ferries Croatia Forum - ask questions and find answers at our ferry travel forum

Venice to Croatia Ferry Map - simple map of ferries from Venice