There are
1,533 mi
from Harlingen, TX to Findlay, OH
That's the driving distance. It would take 1 day 4 hours to go from Harlingen, Texas to Findlay, Ohio.
The flight distance (direct flight from Harlingen, TX to Findlay, OH) is 1,302.64 mi.
1,533 mi = 2,466.67 kms