There are
1,177 mi
from Harlingen, TX to Fremont, NE
That's the driving distance. It would take 21 hours 17 mins to go from Harlingen, Texas to Fremont, Nebraska.
The flight distance (direct flight from Harlingen, TX to Fremont, NE) is 1,055.39 mi.
1,177 mi = 1,894.52 kms