There are
1,598 mi
from Greenville, NC to Harlingen, TX
That's the driving distance. It would take 1 day 5 hours to go from Greenville, North Carolina to Harlingen, Texas.
The flight distance (direct flight from Greenville, NC to Harlingen, TX) is 1,365.86 mi.
1,598 mi = 2,571.24 kms