Magenta to Casteggio 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 Magenta and arrive at Casteggio every 60 minutes on average. If travelling with Trenitalia, you need to know the Magenta to Casteggio train schedule: the first train leaves at 06:16, while the last ride is at 22:16. A Magenta to Casteggio train cost about 9.2 €. But how long is the train ride from Magenta to Casteggio? Your journey takes about 3 hours on average.