There are
1,948 mi
from Harlingen, TX to Scotts Valley, CA
That's the driving distance. It would take 1 day 10 hours to go from Harlingen, Texas to Scotts Valley, California.
The flight distance (direct flight from Harlingen, TX to Scotts Valley, CA) is 1,608.91 mi.
1,948 mi = 3,134.40 kms