Collegno to Nettuno 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 Collegno and arrive at Nettuno every 60 minutes on average. If travelling with Trenitalia, you need to know the Collegno to Nettuno train schedule: the first train leaves at 05:00, while the last ride is at 17:30. A Collegno to Nettuno train cost about 76.4 €. But how long is the train ride from Collegno to Nettuno? Your journey takes about 7 hours on average.