There are
3,056 mi
from Boston, MA to Mountlake Terrace, WA
That's the driving distance. It would take 2 days 6 hours to go from Boston, Massachusetts to Mountlake Terrace, Washington.
The flight distance (direct flight from Boston, MA to Mountlake Terrace, WA) is 2,482.10 mi.
3,056 mi = 4.83 kms