Frosinone to Varese 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 Frosinone and arrive at Varese every about 1 hour on average. If travelling with Trenitalia, you need to know the Frosinone to Varese train schedule: the first train leaves at 06:01, while the last ride is at 21:08. A Frosinone to Varese train cost about 66.3 €. But how long is the train ride from Frosinone to Varese? Your journey takes about 7 hours on average.