Flight O'Hare International Airport departs from Chicago O'Hare International Airport at 18:30 and arrives at Atlanta Hartsfield Jackson International Airport at 21:39.
The flighttime is about 2h 09m. The distance travelled ("as the bird flies"): 390 Km. So the average speed is roughly 181 Km.
There is an 1 hour time difference between Chicago and Atlanta
