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