There are
3,036 mi
from Fall River, MA to Seatac, WA
That's the driving distance. It would take 2 days 6 hours to go from Fall River, Massachusetts to Seatac, Washington.
The flight distance (direct flight from Fall River, MA to Seatac, WA) is 2,503.05 mi.
3,036 mi = 4,886.39 kms