There are
2,546 mi
from Johnson City, TN to Oroville, CA
That's the driving distance. It would take 1 day 21 hours to go from Johnson City, Tennessee to Oroville, California.
The flight distance (direct flight from Johnson City, TN to Oroville, CA) is 2,131.48 mi.
2,546 mi = 4,097.69 kms