There are
2,818 mi
from Lakeland, FL to Half Moon Bay, CA
That's the driving distance. It would take 2 days 2 hours to go from Lakeland, Florida to Half Moon Bay, California.
The flight distance (direct flight from Lakeland, FL to Half Moon Bay, CA) is 2,420.59 mi.
2,818 mi = 4,535.84 kms