Flight Hartsfield Jackson International Airport departs from Atlanta Hartsfield Jackson International Airport at 12:41 and arrives at Chicago O'Hare International Airport at 13:55.The flight has a short stop at Chicago.
The flighttime is about 2h 14m. The distance travelled ("as the bird flies"): 390 Km. So the average speed is roughly 175 Km.
There is an 1 hour time difference between Atlanta and Chicago