Grosseto to Poggibonsi 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 Poggibonsi-S. Gimignano every about 1 hour on average. If travelling with Trenitalia, you need to know the Grosseto to Poggibonsi train schedule: the first train leaves at 05:00, while the last ride is at 19:45. A Grosseto to Poggibonsi train cost about 11.1 €. But how long is the train ride from Grosseto to Poggibonsi? Your journey takes about 2 hours on average. Trenitalia offers 2 direct trains between these two cities. Thanks to Trenitalia, offers, you can save on your trip from Grosseto to Poggibonsi and find low cost tickets starting from 11 €!