Rieti to Rosolini 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 Roma Termini, Rosolini every about 2 hours on average. If travelling with Trenitalia, you need to know the Rieti to Rosolini train schedule: the first train leaves at 10:36, while the last ride is at 18:20. A Rieti to Rosolini train cost about 9 €. But how long is the train ride from Rieti to Rosolini? Your journey takes about 5 hours on average.