Potenza to Trani 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 Trani every about 2 hours on average. If travelling with Trenitalia, you need to know the Potenza to Trani train schedule: the first train leaves at 07:21, while the last ride is at 19:48. A Potenza to Trani train cost about 12.25 €. But how long is the train ride from Potenza to Trani? Your journey takes about 4 hours on average.