There are
1,574 mi
from Harlingen, TX to Chino Hills, CA
That's the driving distance. It would take 1 day 3 hours to go from Harlingen, Texas to Chino Hills, California.
The flight distance (direct flight from Harlingen, TX to Chino Hills, CA) is 1,310.37 mi.
1,574 mi = 2,533.04 kms