Flight O'Hare International Airport departs from Chicago O'Hare International Airport at 23:30 and arrives at Taipei Taoyuan International Airport at 05:25.
The flighttime is about -9h 0-905m. The distance travelled ("as the bird flies"): 16763 Km. So the average speed is roughly 0 Km.
There is an 14 hour time difference between Chicago and Taipei
