Arzano 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. You can count on 40 daily rides to get from Arzano to Trieste. Trains leave from Casoria-Afragola,Napoli Centrale and arrive at Trieste Centrale,Venezia S. Lucia every 20 minutes on average. If travelling with Trenitalia, you need to know the Arzano to Trieste train schedule: the first train leaves at 06:49, while the last ride is at 20:01. A Arzano to Trieste train cost about 69.2 €. But how long is the train ride from Arzano to Trieste? Your journey takes about 10 hours on average.