Flight Fort Worth International Airport departs from Dallas Fort Worth International Airport at 21:40 and arrives at Madrid Adolfo Suárez Madrid–Barajas Airport at 14:25.
The flighttime is about 9h 45m. The distance travelled ("as the bird flies"): 10386 Km. So the average speed is roughly 1065 Km.
There is an 7 hour time difference between Dallas and Madrid