There are
2,991 mi
from Worcester, MA to Sammamish, WA
That's the driving distance. It would take 2 days 5 hours to go from Worcester, Massachusetts to Sammamish, Washington.
The flight distance (direct flight from Worcester, MA to Sammamish, WA) is 2,442.52 mi.
2,991 mi = 4,813.71 kms