Seriate to Trieste 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 Trieste Centrale every 60 minutes on average. If travelling with Trenitalia, you need to know the Seriate to Trieste train schedule: the first train leaves at 06:27, while the last ride is at 19:12. A Seriate to Trieste train cost about 48.3 €. But how long is the train ride from Seriate to Trieste? Your journey takes about 5 hours on average.