Roseto degli Abruzzi 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 Roseto Degli Abruzzi and arrive at Trieste Centrale every about 2 hours on average. If travelling with Trenitalia, you need to know the Roseto degli Abruzzi to Trieste train schedule: the first train leaves at 06:16, while the last ride is at 21:05. A Roseto degli Abruzzi to Trieste train cost about 63.6 €. But how long is the train ride from Roseto degli Abruzzi to Trieste? Your journey takes about 9 hours on average.