There are
538 mi
from Allentown, PA to Dearborn Heights, MI
That's the driving distance. It would take 10 hours 9 mins to go from Allentown, Pennsylvania to Dearborn Heights, Michigan.
The flight distance (direct flight from Allentown, PA to Dearborn Heights, MI) is 420.08 mi.
538 mi = 865.94 kms