There are
1,825 mi
from Clovis, CA to Harlingen, TX
That's the driving distance. It would take 1 day 7 hours to go from Clovis, California to Harlingen, Texas.
The flight distance (direct flight from Clovis, CA to Harlingen, TX) is 1,484.74 mi.
1,825 mi = 1.61 kms