There are
2,243 mi
from Clarksville, TN to Klamath Falls, OR
That's the driving distance. It would take 1 day 17 hours to go from Clarksville, Tennessee to Klamath Falls, Oregon.
The flight distance (direct flight from Clarksville, TN to Klamath Falls, OR) is 1,866.73 mi.
2,243 mi = 3.22 kms