Quattromiglia 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 Castiglione Cosentino and arrive at Trieste Centrale every about 2 hours on average. If travelling with Trenitalia, you need to know the Quattromiglia to Trieste train schedule: the first train leaves at 06:00, while the last ride is at 12:37. A Quattromiglia to Trieste train cost about 141.3 €. But how long is the train ride from Quattromiglia to Trieste? Your journey takes about 12 hours on average.