Monterotondo to Gallarate 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 Monterotondo-Mentana and arrive at Gallarate every 60 minutes on average. If travelling with Trenitalia, you need to know the Monterotondo to Gallarate train schedule: the first train leaves at 06:32, while the last ride is at 22:29. A Monterotondo to Gallarate train cost about 31.0 €. But how long is the train ride from Monterotondo to Gallarate? Your journey takes about 6 hours on average.