Mentana to Avola 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, Roma Termini and arrive at Avola every about 3 hours on average. If travelling with Trenitalia, you need to know the Mentana to Avola train schedule: the first train leaves at 20:32, while the last ride is at 22:26. A Mentana to Avola train cost about 61.85 €. But how long is the train ride from Mentana to Avola? Your journey takes about 14 hours on average.