Pordenone 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 Pordenone and arrive at Siderno every about 2 hours on average. If travelling with Trenitalia, you need to know the Pordenone to Siderno train schedule: the first train leaves at 08:42, while the last ride is at 22:33. A Pordenone to Siderno train cost about 112.6 €. But how long is the train ride from Pordenone to Siderno? Your journey takes about 17 hours on average.