There are
2,819 mi
from San Leandro, CA to Hyattsville, MD
That's the driving distance. It would take 2 days 1 hour to go from San Leandro, California to Hyattsville, Maryland.
The flight distance (direct flight from San Leandro, CA to Hyattsville, MD) is 2,426.08 mi.
2,819 mi = 3.22 kms