Flight International Airport departs from Los Angeles International Airport at 14:30 and arrives at Chicago O'Hare International Airport at 19:22.The flight has a short stop at Denver.
The flighttime is about 2h 52m. The distance travelled ("as the bird flies"): 3389 Km. So the average speed is roughly 1182 Km.
There is an 2 hour time difference between Los Angeles and Chicago