There are
2,548 mi
from Gainesville, FL to Lompoc, CA
That's the driving distance. It would take 1 day 20 hours to go from Gainesville, Florida to Lompoc, California.
The flight distance (direct flight from Gainesville, FL to Lompoc, CA) is 2,243.89 mi.
2,548 mi = 3.22 kms