Florence 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 Firenze Campo di Marte and arrive at Trieste Centrale every 60 minutes on average. If travelling with Trenitalia, you need to know the Florence to Trieste train schedule: the first train leaves at 07:54, while the last ride is at 19:55. A Florence to Trieste train cost about 40.0 €. But how long is the train ride from Florence to Trieste? Your journey takes about 5 hours on average. Thanks to Trenitalia, offers, you can save on your trip from Florence to Trieste and find low cost tickets starting from 31 €!