Sarno to Vasto 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 Sarno and arrive at Porto di Vasto every about 12 hours on average. If travelling with Trenitalia, you need to know the Sarno to Vasto train schedule: the first train leaves at 08:06, while the last ride is at 08:06. A Sarno to Vasto train cost about 62.6 €. But how long is the train ride from Sarno to Vasto? Your journey takes about 5 hours on average.