Sant'Anastasia 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 Casalnuovo di Napoli, Napoli Centrale and arrive at Trieste Centrale, Udine every 60 minutes on average. If travelling with Trenitalia, you need to know the Sant'Anastasia to Trieste train schedule: the first train leaves at 06:22, while the last ride is at 17:10. A Sant'Anastasia to Trieste train cost about 100.65 €. But how long is the train ride from Sant'Anastasia to Trieste? Your journey takes about 8 hours on average.