Flight Humberto Delgado Airport departs from Lisbon Humberto Delgado Airport at 17:15 and arrives at New York Newark Liberty International Airport at 21:35.
The flighttime is about 9h 20m. The distance travelled ("as the bird flies"): 7232 Km. So the average speed is roughly 775 Km.
There is an 5 hour time difference between Lisbon and New York