Flight Keflavík International Airport departs from Reykjavik Keflavík International Airport at 10:30 and arrives at Amsterdam Amsterdam Airport Schiphol at 15:45.
The flighttime is about 3h 15m. The distance travelled ("as the bird flies"): 3297 Km. So the average speed is roughly 1014 Km.
There is an 2 hour time difference between Reykjavik and Amsterdam