Imperia 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 Imperia Porto Maurizio and arrive at Castelvetrano every about 6 hours on average. If travelling with Trenitalia, you need to know the Imperia to Castelvetrano train schedule: the first train leaves at 14:21, while the last ride is at 14:21. A Imperia to Castelvetrano train cost about 175.75 €. But how long is the train ride from Imperia to Castelvetrano? Your journey takes about 3 hours on average.