Grosseto to Comiso 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. You can count on 1 daily rides to get from Grosseto to Comiso. Trains leave from Grosseto and arrive at Comiso every about 12 hours on average. If travelling with Trenitalia, you need to know the Grosseto to Comiso train schedule: the first train leaves at 04:19, while the last ride is at 04:19. A Grosseto to Comiso train cost about 102.55 €. But how long is the train ride from Grosseto to Comiso? Your journey takes about 19 hours on average.