Castelvetrano to Potenza 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 Castelvetrano and arrive at Potenza Superiore every about 12 hours on average. If travelling with Trenitalia, you need to know the Castelvetrano to Potenza train schedule: the first train leaves at 17:09, while the last ride is at 17:09. A Castelvetrano to Potenza train cost about 94.05 €. But how long is the train ride from Castelvetrano to Potenza? Your journey takes about 16 hours on average.