There are
577 mi
from Dearborn, MI to Cape Girardeau, MO
That's the driving distance. It would take 11 hours 2 mins to go from Dearborn, Michigan to Cape Girardeau, Missouri.
The flight distance (direct flight from Dearborn, MI to Cape Girardeau, MO) is 482.85 mi.
577 mi = 928.88 kms