Cantù to Trento 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 Como S. Giovanni and arrive at Trento every about 1 hour on average. If travelling with Trenitalia, you need to know the Cantù to Trento train schedule: the first train leaves at 06:36, while the last ride is at 19:13. A Cantù to Trento train cost about 38.8 €. But how long is the train ride from Cantù to Trento? Your journey takes about 4 hours on average.