Trieste 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 Trieste Centrale and arrive at Porto di Vasto every about 3 hours on average. If travelling with Trenitalia, you need to know the Trieste to Vasto train schedule: the first train leaves at 06:16, while the last ride is at 20:40. A Trieste to Vasto train cost about 82.8 €. But how long is the train ride from Trieste to Vasto? Your journey takes about 11 hours on average.