There are
2,956 mi
from West Palm Beach, FL to Menlo Park, CA
That's the driving distance. It would take 2 days 5 hours to go from West Palm Beach, Florida to Menlo Park, California.
The flight distance (direct flight from West Palm Beach, FL to Menlo Park, CA) is 2,552.18 mi.
2,956 mi = 3.22 kms