Trento to Formello 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 Trento and arrive at La Storta-Formello every about 2 hours on average. If travelling with Trenitalia, you need to know the Trento to Formello train schedule: the first train leaves at 08:10, while the last ride is at 22:16. A Trento to Formello train cost about 40.0 €. But how long is the train ride from Trento to Formello? Your journey takes about 8 hours on average.