Rieti to Velletri 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 Velletri every about 1 hour on average. If travelling with Trenitalia, you need to know the Rieti to Velletri train schedule: the first train leaves at 06:51, while the last ride is at 19:55. A Rieti to Velletri train cost about 10.7 €. But how long is the train ride from Rieti to Velletri? Your journey takes about 4 hours on average.