Cassino 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 Cassino and arrive at Trieste Centrale every 60 minutes on average. If travelling with Trenitalia, you need to know the Cassino to Trieste train schedule: the first train leaves at 03:38, while the last ride is at 16:22. A Cassino to Trieste train cost about 71.7 €. But how long is the train ride from Cassino to Trieste? Your journey takes about 8 hours on average.