There are
979 mi
from Somerville, MA to Waukesha, WI
That's the driving distance. It would take 19 hours 51 mins to go from Somerville, Massachusetts to Waukesha, Wisconsin.
The flight distance (direct flight from Somerville, MA to Waukesha, WI) is 869.49 mi.
979 mi = 1,574.98 kms