Monfalcone 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 Monfalcone and arrive at Siderno every about 6 hours on average. If travelling with Trenitalia, you need to know the Monfalcone to Siderno train schedule: the first train leaves at 17:39, while the last ride is at 17:39. A Monfalcone to Siderno train cost about 215.9 €. But how long is the train ride from Monfalcone to Siderno? Your journey takes about 15 hours on average.