There are
3,130 mi
from Somerville, MA to Redwood City, CA
That's the driving distance. It would take 2 days 7 hours to go from Somerville, Massachusetts to Redwood City, California.
The flight distance (direct flight from Somerville, MA to Redwood City, CA) is 2,689.23 mi.
3,130 mi = 4.83 kms