Avellino 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 Avellino and arrive at Castelvetrano every about 6 hours on average. If travelling with Trenitalia, you need to know the Avellino to Castelvetrano train schedule: the first train leaves at 06:49, while the last ride is at 16:14. A Avellino to Castelvetrano train cost about 66.65 €. But how long is the train ride from Avellino to Castelvetrano? Your journey takes about 18 hours on average.