Velletri to Sciacca 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 Velletri and arrive at Castelvetrano every about 4 hours on average. If travelling with Trenitalia, you need to know the Velletri to Sciacca train schedule: the first train leaves at 05:47, while the last ride is at 20:59. A Velletri to Sciacca train cost about 72.65 €. But how long is the train ride from Velletri to Sciacca? Your journey takes about 18 hours on average.