There are
1,603 mi
from Plano, TX to Lompoc, CA
That's the driving distance. It would take 1 day 3 hours to go from Plano, Texas to Lompoc, California.
The flight distance (direct flight from Plano, TX to Lompoc, CA) is 1,365.09 mi.
1,603 mi = 1.61 kms