Seriate to Prato 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 Seriate and arrive at Prato Porta al Serraglio every 60 minutes on average. If travelling with Trenitalia, you need to know the Seriate to Prato train schedule: the first train leaves at 05:52, while the last ride is at 17:49. A Seriate to Prato train cost about 63.7 €. But how long is the train ride from Seriate to Prato? Your journey takes about 4 hours on average.