Flight Sheremetyevo International Airport departs from Moscow Sheremetyevo International Airport at 12:15 and arrives at Tenerife Tenerife South Airport at 17:35.
The flighttime is about 7h 20m. The distance travelled ("as the bird flies"): 6676 Km. So the average speed is roughly 910 Km.
There is an 2 hour time difference between Moscow and Tenerife