Sora to Monterotondo 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 Sora and arrive at Monterotondo-Mentana every about 1 hour on average. If travelling with Trenitalia, you need to know the Sora to Monterotondo train schedule: the first train leaves at 05:20, while the last ride is at 19:52. A Sora to Monterotondo train cost about 10.7 €. But how long is the train ride from Sora to Monterotondo? Your journey takes about 5 hours on average.