Frascati 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 Tor Vergata and arrive at Castelvetrano every about 4 hours on average. If travelling with Trenitalia, you need to know the Frascati to Sciacca train schedule: the first train leaves at 06:34, while the last ride is at 21:26. A Frascati to Sciacca train cost about 69.65 €. But how long is the train ride from Frascati to Sciacca? Your journey takes about 16 hours on average.