Positano to Amalfi ferries run daily from April to the end of October. In July and August, several ferry and hyrdrofoil companies run additional connections.
Trips are spread out throughout the day, with a departure every hour and a half. Travelmar provides these connections. The first departure is around 10:00 in the morning, while the last ferry departs at about 8:00 p.m. The trip takes about a half an hour.
Although additional connections are offered during July and August, it is still advisable to book your ferry ticket in advance.