Alpignano 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 Alpignano and arrive at Trieste Centrale every 60 minutes on average. If travelling with Trenitalia, you need to know the Alpignano to Trieste train schedule: the first train leaves at 06:25, while the last ride is at 19:25. A Alpignano to Trieste train cost about 40.4 €. But how long is the train ride from Alpignano to Trieste? Your journey takes about 8 hours on average.