Bologna to Aosta 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 Bologna Centrale and arrive at Aosta every 60 minutes on average. If travelling with Trenitalia, you need to know the Bologna to Aosta train schedule: the first train leaves at 07:34, while the last ride is at 20:23. A Bologna to Aosta train cost about 29.5 €. But how long is the train ride from Bologna to Aosta? Your journey takes about 6 hours on average. Thanks to Trenitalia, offers, you can save on your trip from Bologna to Aosta and find low cost tickets starting from 44 €!