Miles between Ontario, CA and Portland, TN

There are
2,006 mi
from Ontario, CA to Portland, TN

That's the driving distance. It would take 1 day 10 hours to go from Ontario, California to Portland, Tennessee.

The flight distance (direct flight from Ontario, CA to Portland, TN) is 1,756.11 mi.

2,006 mi = 3,228.63 kms