There are
1,919 mi
from Harlingen, TX to Riverbank, CA
That's the driving distance. It would take 1 day 9 hours to go from Harlingen, Texas to Riverbank, California.
The flight distance (direct flight from Harlingen, TX to Riverbank, CA) is 1,571.97 mi.
1,919 mi = 3,089.05 kms