Fondi 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 Fondi-Sperlonga and arrive at Castelvetrano every about 6 hours on average. If travelling with Trenitalia, you need to know the Fondi to Castelvetrano train schedule: the first train leaves at 07:52, while the last ride is at 22:06. A Fondi to Castelvetrano train cost about 77.65 €. But how long is the train ride from Fondi to Castelvetrano? Your journey takes about 15 hours on average.