Piacenza to Trapani 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 Piacenza and arrive at Trapani every about 12 hours on average. If travelling with Trenitalia, you need to know the Piacenza to Trapani train schedule: the first train leaves at 19:15, while the last ride is at 19:15. A Piacenza to Trapani train cost about 90.4 €. But how long is the train ride from Piacenza to Trapani? Your journey takes about 3 hours on average.