There are
1,927 mi
from Harlingen, TX to Hopatcong, NJ
That's the driving distance. It would take 1 day 12 hours to go from Harlingen, Texas to Hopatcong, New Jersey.
The flight distance (direct flight from Harlingen, TX to Hopatcong, NJ) is 1,663.36 mi.
1,927 mi = 3,101.84 kms