San Giorgio a Cremano 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 Pietrarsa-S. Giorgio a Cremano, Napoli Centrale and arrive at Trieste Centrale, Udine every about 2 hours on average. If travelling with Trenitalia, you need to know the San Giorgio a Cremano to Trieste train schedule: the first train leaves at 16:30, while the last ride is at 17:10. A San Giorgio a Cremano to Trieste train cost about 100.65 €. But how long is the train ride from San Giorgio a Cremano to Trieste? Your journey takes about 7 hours on average.