There are
1,697 mi
from Topeka, KS to Lompoc, CA
That's the driving distance. It would take 1 day 5 hours to go from Topeka, Kansas to Lompoc, California.
The flight distance (direct flight from Topeka, KS to Lompoc, CA) is 1,398.41 mi.
1,697 mi = 1.61 kms