Genzano di Roma to Castelvetrano 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 Lanuvio and arrive at Castelvetrano every about 4 hours on average. If travelling with Trenitalia, you need to know the Genzano di Roma to Castelvetrano train schedule: the first train leaves at 06:00, while the last ride is at 21:17. A Genzano di Roma to Castelvetrano train cost about 71.85 €. But how long is the train ride from Genzano di Roma to Castelvetrano? Your journey takes about 18 hours on average.