There are
2,859 mi
from Lakeland, FL to Petaluma, CA
That's the driving distance. It would take 2 days 3 hours to go from Lakeland, Florida to Petaluma, California.
The flight distance (direct flight from Lakeland, FL to Petaluma, CA) is 2,435.61 mi.
2,859 mi = 3.22 kms