Flight Keflavík International Airport departs from Reykjavik Keflavík International Airport at 11:00 and arrives at New York Newark Liberty International Airport at 13:10.
The flighttime is about 7h 10m. The distance travelled ("as the bird flies"): 5899 Km. So the average speed is roughly 823 Km.
There is an 5 hour time difference between Reykjavik and New York