There are
2,518 mi
from Chattanooga, TN to Sammamish, WA
That's the driving distance. It would take 1 day 20 hours to go from Chattanooga, Tennessee to Sammamish, Washington.
The flight distance (direct flight from Chattanooga, TN to Sammamish, WA) is 2,071.54 mi.
2,518 mi = 3.22 kms