Flight Leonardo da Vinci–Fiumicino Airport departs from Rome Leonardo da Vinci–Fiumicino Airport at 11:10 and arrives at London City Airport at 12:55.
The flighttime is about 2h 45m. The distance travelled ("as the bird flies"): 1728 Km. So the average speed is roughly 628 Km.
There is an 1 hour time difference between Rome and London
THB
