There are
2,024 mi
from Harlingen, TX to Milford, CT
That's the driving distance. It would take 1 day 14 hours to go from Harlingen, Texas to Milford, Connecticut.
The flight distance (direct flight from Harlingen, TX to Milford, CT) is 1,745.74 mi.
2,024 mi = 3,257.80 kms