Grosseto to Quattromiglia 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 Grosseto and arrive at Castiglione Cosentino every about 2 hours on average. If travelling with Trenitalia, you need to know the Grosseto to Quattromiglia train schedule: the first train leaves at 03:57, while the last ride is at 15:03. A Grosseto to Quattromiglia train cost about 54.9 €. But how long is the train ride from Grosseto to Quattromiglia? Your journey takes about 8 hours on average.