Alghero to Cagliari 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 5 daily rides to get from Alghero to Cagliari. Trains leave from Sassari and arrive at Cagliari every about 2 hours on average. If travelling with Trenitalia, you need to know the Alghero to Cagliari train schedule: the first train leaves at 06:33, while the last ride is at 19:21. A Alghero to Cagliari train cost about 16.50 €. But how long is the train ride from Alghero to Cagliari? Your journey takes about 3 hours on average. Trenitalia offers 3 direct trains between these two cities. Thanks to Trenitalia offers, you can save on your trip from Alghero to Cagliari and find prices starting from 16 €! Booking your train ticket a few weeks in advance though, you can find low cost trains from Alghero to Cagliari with fares starting from 16.50€, saving 0% on average.