There are
3,142 mi
from Quincy, MA to Menlo Park, CA
That's the driving distance. It would take 2 days 7 hours to go from Quincy, Massachusetts to Menlo Park, California.
The flight distance (direct flight from Quincy, MA to Menlo Park, CA) is 2,693.97 mi.
3,142 mi = 5,057.22 kms