Flight Humberto Delgado Airport departs from Lisbon Humberto Delgado Airport at 18:30 and arrives at New York Newark Liberty International Airport at 21:30.
The flighttime is about 8h 00m. The distance travelled ("as the bird flies"): 7232 Km. So the average speed is roughly 904 Km.
There is an 5 hour time difference between Lisbon and New York