Marano di Napoli 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 Quarto di Marano, Napoli Centrale and arrive at Trieste Centrale, Udine every 60 minutes on average. If travelling with Trenitalia, you need to know the Marano di Napoli to Trieste train schedule: the first train leaves at 06:13, while the last ride is at 17:10. A Marano di Napoli to Trieste train cost about 74.2 €. But how long is the train ride from Marano di Napoli to Trieste? Your journey takes about 9 hours on average.