Miles between Somerville, MA and San Mateo, CA

There are
3,123 mi
from Somerville, MA to San Mateo, CA

That's the driving distance. It would take 2 days 7 hours to go from Somerville, Massachusetts to San Mateo, California.

The flight distance (direct flight from Somerville, MA to San Mateo, CA) is 2,691.59 mi.

3,123 mi = 4.83 kms