Flight José Marti International Airport departs from Havana José Marti International Airport at 18:45 and arrives at Madrid Adolfo Suárez Madrid–Barajas Airport at 09:50.
The flighttime is about 9h 05m. The distance travelled ("as the bird flies"): 8806 Km. So the average speed is roughly 969 Km.
There is an 6 hour time difference between Havana and Madrid