Flight Heathrow Airport departs from London Heathrow Airport at 12:15 and arrives at Reykjavik Keflavík International Airport at 15:30. The flighttime is about 4h 15m. The distance travelled ("as the bird flies"): 2810 Km. So the average speed is roughly 661 Km. There is an 1 hour time difference between London and Reykjavik
