There are
3,112 mi
from San Leandro, CA to Somerville, MA
That's the driving distance. It would take 2 days 7 hours to go from San Leandro, California to Somerville, Massachusetts.
The flight distance (direct flight from San Leandro, CA to Somerville, MA) is 2,678.59 mi.
3,112 mi = 4.83 kms