Potenza to Caltagirone 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 Potenza Superiore and arrive at Caltagirone every about 12 hours on average. If travelling with Trenitalia, you need to know the Potenza to Caltagirone train schedule: the first train leaves at 11:20, while the last ride is at 11:20. A Potenza to Caltagirone train cost about 63.5 €. But how long is the train ride from Potenza to Caltagirone? Your journey takes about 20 hours on average.