Gallipoli 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 Trains leave from Lecce and arrive at Siderno every about 12 hours on average. If travelling with Trenitalia, you need to know the Gallipoli to Siderno train schedule: the first train leaves at 21:20, while the last ride is at 21:20. A Gallipoli to Siderno train cost about 59.5 €. But how long is the train ride from Gallipoli to Siderno? Your journey takes about 17 hours on average.