There are
2,900 mi
from Port St Lucie, FL to Oakley, CA
That's the driving distance. It would take 2 days 4 hours to go from Port St Lucie, Florida to Oakley, California.
The flight distance (direct flight from Port St Lucie, FL to Oakley, CA) is 2,495.12 mi.
2,900 mi = 3.22 kms