Sezze to Fiumicino 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 Sezze Romano and arrive at Fiumicino Aeroporto every 30 minutes on average. If travelling with Trenitalia, you need to know the Sezze to Fiumicino train schedule: the first train leaves at 05:00, while the last ride is at 21:17. A Sezze to Fiumicino train cost about 18.6 €. But how long is the train ride from Sezze to Fiumicino? Your journey takes about 2 hours on average.