There are
995 mi
from Ann Arbor, MI to Choctaw, OK
That's the driving distance. It would take 18 hours 6 mins to go from Ann Arbor, Michigan to Choctaw, Oklahoma.
The flight distance (direct flight from Ann Arbor, MI to Choctaw, OK) is 863.71 mi.
995 mi = 1,601.95 kms