Gaeta to Siderno 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 12 daily rides to get from Gaeta to Siderno. Trains leave from Napoli Centrale,Formia-Gaeta and arrive at Villa S. Giovanni,Siderno every 60 minutes on average. If travelling with Trenitalia, you need to know the Gaeta to Siderno train schedule: the first train leaves at 15:55, while the last ride is at 23:53. A Gaeta to Siderno train cost about 39.90 €. But how long is the train ride from Gaeta to Siderno? Your journey takes about 6 hours on average. Trenitalia offers 2 direct trains between these two cities. Booking your train ticket a few weeks in advance though, you can find low cost trains from Gaeta to Siderno with fares starting from 19.90€, saving 15% on average.