There are
1,588 mi
from Lewisville, TX to Lompoc, CA
That's the driving distance. It would take 1 day 3 hours to go from Lewisville, Texas to Lompoc, California.
The flight distance (direct flight from Lewisville, TX to Lompoc, CA) is 1,347.96 mi.
1,588 mi = 1.61 kms