There are
1,431 mi
from Thousand Oaks, CA to Harker Heights, TX
That's the driving distance. It would take 1 day to go from Thousand Oaks, California to Harker Heights, Texas.
The flight distance (direct flight from Thousand Oaks, CA to Harker Heights, TX) is 1,248.34 mi.
1,431 mi = 1.61 kms