Valenza 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 Valenza and arrive at Trieste Centrale every 60 minutes on average. If travelling with Trenitalia, you need to know the Valenza to Trieste train schedule: the first train leaves at 07:00, while the last ride is at 18:00. A Valenza to Trieste train cost about 60.8 €. But how long is the train ride from Valenza to Trieste? Your journey takes about 7 hours on average.