There are
1,917 mi
from Plano, TX to Klamath Falls, OR
That's the driving distance. It would take 1 day 11 hours to go from Plano, Texas to Klamath Falls, Oregon.
The flight distance (direct flight from Plano, TX to Klamath Falls, OR) is 1,505.37 mi.
1,917 mi = 1.61 kms