Flight O'Hare International Airport departs from Chicago O'Hare International Airport at 07:30 and arrives at New York Newark Liberty International Airport at 13:25.The flight has a short stop at Boston.
The flighttime is about 4h 55m. The distance travelled ("as the bird flies"): 1527 Km. So the average speed is roughly 311 Km.
There is an 1 hour time difference between Chicago and New York