Flight O'Hare International Airport departs from Chicago O'Hare International Airport at 20:20 and arrives at Boston General Edward Lawrence Logan International Airport at 23:52.
The flighttime is about 2h 32m. The distance travelled ("as the bird flies"): 1879 Km. So the average speed is roughly 742 Km.
There is an 1 hour time difference between Chicago and Boston
