There are
3,211 mi
from Waltham, MA to Soledad, CA
That's the driving distance. It would take 2 days 9 hours to go from Waltham, Massachusetts to Soledad, California.
The flight distance (direct flight from Waltham, MA to Soledad, CA) is 2,666.76 mi.
3,211 mi = 5,167.59 kms