Trieste to Trento 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 Trieste Centrale and arrive at Trento every 60 minutes on average. If travelling with Trenitalia, you need to know the Trieste to Trento train schedule: the first train leaves at 06:10, while the last ride is at 19:15. A Trieste to Trento train cost about 21.7 €. But how long is the train ride from Trieste to Trento? Your journey takes about 5 hours on average. Thanks to Trenitalia, offers, you can save on your trip from Trieste to Trento and find low cost tickets starting from 26 €!