There are
2,651 mi
from Lantana, FL to Walnut, CA
That's the driving distance. It would take 1 day 22 hours to go from Lantana, Florida to Walnut, California.
The flight distance (direct flight from Lantana, FL to Walnut, CA) is 2,299.74 mi.
2,651 mi = 4,265.68 kms