There are
2,626 mi
from Roswell, GA to Sammamish, WA
That's the driving distance. It would take 1 day 22 hours to go from Roswell, Georgia to Sammamish, Washington.
The flight distance (direct flight from Roswell, GA to Sammamish, WA) is 2,157.05 mi.
2,626 mi = 3.22 kms