Gaggiano to Biella 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 Gaggiano and arrive at Biella S. Paolo every 30 minutes on average. If travelling with Trenitalia, you need to know the Gaggiano to Biella train schedule: the first train leaves at 06:20, while the last ride is at 19:45. A Gaggiano to Biella train cost about 8.7 €. But how long is the train ride from Gaggiano to Biella? Your journey takes about 3 hours on average.