Sestu to Carbonia 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 Cagliari-Elmas and arrive at Carbonia Serbariu every 60 minutes on average. If travelling with Trenitalia, you need to know the Sestu to Carbonia train schedule: the first train leaves at 05:54, while the last ride is at 20:54. A Sestu to Carbonia train cost about 4.90 €. But how long is the train ride from Sestu to Carbonia? Your journey takes about 1 hour on average. Trenitalia offers 8 direct trains between these two cities. Thanks to Trenitalia, offers, you can save on your trip from Sestu to Carbonia and find low cost tickets starting from 4 €! When booking your train ticket a few weeks in advance though, you can find low cost trains from Sestu to Carbonia with fares starting from 4.90€, saving up to 0%.