There are
2,153 mi
from Lexington, KY to Fullerton, CA
That's the driving distance. It would take 1 day 13 hours to go from Lexington, Kentucky to Fullerton, California.
The flight distance (direct flight from Lexington, KY to Fullerton, CA) is 1,881.03 mi.
2,153 mi = 3,465.60 kms