There are
2,275 mi
from Downey, CA to Dearborn, MI
That's the driving distance. It would take 1 day 16 hours to go from Downey, California to Dearborn, Michigan.
The flight distance (direct flight from Downey, CA to Dearborn, MI) is 1,970.53 mi.
2,275 mi = 3.22 kms