Milan 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 Milano Porta Venezia and arrive at Siderno every about 2 hours on average. If travelling with Trenitalia, you need to know the Milan to Siderno train schedule: the first train leaves at 06:19, while the last ride is at 19:38. A Milan to Siderno train cost about 115.5 €. But how long is the train ride from Milan to Siderno? Your journey takes about 17 hours on average.