Trento to Saronno 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 Saronno every 30 minutes on average. If travelling with Trenitalia, you need to know the Trento to Saronno train schedule: the first train leaves at 06:09, while the last ride is at 19:33. A Trento to Saronno train cost about 18.85 €. But how long is the train ride from Trento to Saronno? Your journey takes about 4 hours on average.