Nettuno 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 Nettuno and arrive at Trapani every about 4 hours on average. If travelling with Trenitalia, you need to know the Nettuno to Trapani train schedule: the first train leaves at 09:07, while the last ride is at 20:07. A Nettuno to Trapani train cost about 85.1 €. But how long is the train ride from Nettuno to Trapani? Your journey takes about 7 hours on average.