Alessandria 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 Alessandria and arrive at Trieste Centrale every 60 minutes on average. If travelling with Trenitalia, you need to know the Alessandria to Trieste train schedule: the first train leaves at 05:12, while the last ride is at 21:22. A Alessandria to Trieste train cost about 48.25 €. But how long is the train ride from Alessandria to Trieste? Your journey takes about 7 hours on average.