There are
1,631 mi
from Harlingen, TX to Hazel Park, MI
That's the driving distance. It would take 1 day 6 hours to go from Harlingen, Texas to Hazel Park, Michigan.
The flight distance (direct flight from Harlingen, TX to Hazel Park, MI) is 1,394.57 mi.
1,631 mi = 2,625.64 kms