Rieti to Alessandria 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 Rieti and arrive at Alessandria every about 12 hours on average. If travelling with Trenitalia, you need to know the Rieti to Alessandria train schedule: the first train leaves at 10:36, while the last ride is at 10:36. A Rieti to Alessandria train cost about 77.3 €. But how long is the train ride from Rieti to Alessandria? Your journey takes about 9 hours on average.