Laveno Mombello is one of the most important docks in "Navigazione del Lago Maggiore" that is the lake public trasportation network. Ferry boats on the line Laveno-Intra are suitable for persons and cars transportation.
Navigazione Lago Maggiore
The dock of Laveno is around 1 Km from Villa Clementina. Here below the link for the network timetable and the map from Villa Clementina to the dock