San Salvo to Trieste 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 Vasto-S. Salvo, Napoli Centrale and arrive at Trieste Centrale, Udine every 60 minutes on average. If travelling with Trenitalia, you need to know the San Salvo to Trieste train schedule: the first train leaves at 06:45, while the last ride is at 17:10. A San Salvo to Trieste train cost about 100.65 €. But how long is the train ride from San Salvo to Trieste? Your journey takes about 8 hours on average.