Flight Adolfo Suárez Madrid–Barajas Airport departs from Madrid Adolfo Suárez Madrid–Barajas Airport at 12:00 and arrives at Buenos Aires Ministro Pistarini International Airport at 19:40.
The flighttime is about 23h 40m. The distance travelled ("as the bird flies"): 8821 Km. So the average speed is roughly 373 Km.
There is an 8 hour time difference between Madrid and Buenos Aires