Casal di Principe to Venice trains might be a good value for money solution: travelling in Italy by train is often rather cheap and faster than taking a bus indeed Trains leave from Albanova, Napoli Centrale and arrive at Venezia S. Lucia every 30 minutes on average. If travelling with Trenitalia, you need to know the Casal di Principe to Venice train schedule: the first train leaves at 06:10, while the last ride is at 18:51. A Casal di Principe to Venice train cost about 58.7 €. But how long is the train ride from Casal di Principe to Venice? Your journey takes about 8 hours on average.