The distance is straight path from one place to another place. There might be slight difference between the actual distance and the above mentioned distance because of the route chosen.The distance between the above mentioned places is 8020 miles approximately.
The distance from Chicago to Hanoi, Vietnam is 8020 miles (12906 km).
Chicago, IL (CHI) to Hanoi (HAN)
Shortest Flight Duration * 20 hours 40 mins * Via Beijing Capital Apt, Beijing (PEK)