Trapani to Niscemi 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 Trapani and arrive at Niscemi every about 12 hours on average. If travelling with Trenitalia, you need to know the Trapani to Niscemi train schedule: the first train leaves at 06:28, while the last ride is at 06:28. A Trapani to Niscemi train cost about 17.6 €. But how long is the train ride from Trapani to Niscemi? Your journey takes about 12 hours on average.