Arzano 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 Casoria-Afragola and arrive at Castelvetrano every about 3 hours on average. If travelling with Trenitalia, you need to know the Arzano to Castelvetrano train schedule: the first train leaves at 08:46, while the last ride is at 22:30. A Arzano to Castelvetrano train cost about 72.55 €. But how long is the train ride from Arzano to Castelvetrano? Your journey takes about 16 hours on average.