Flight O'Hare International Airport departs from Chicago O'Hare International Airport at 21:35 and arrives at London Heathrow Airport at 11:45.
The flighttime is about 8h 10m. The distance travelled ("as the bird flies"): 9726 Km. So the average speed is roughly 1191 Km.
There is an 6 hour time difference between Chicago and London
THB
