There are
636 mi
from Las Cruces, NM to Harker Heights, TX
That's the driving distance. It would take 11 hours 3 mins to go from Las Cruces, New Mexico to Harker Heights, Texas.
The flight distance (direct flight from Las Cruces, NM to Harker Heights, TX) is 541.79 mi.
636 mi = 1,024.34 kms