Udine to Grottaglie 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 Udine and arrive at Grottaglie every about 2 hours on average. If travelling with Trenitalia, you need to know the Udine to Grottaglie train schedule: the first train leaves at 06:07, while the last ride is at 18:07. A Udine to Grottaglie train cost about 85.6 €. But how long is the train ride from Udine to Grottaglie? Your journey takes about 17 hours on average.