There are
2,149 mi
from Temecula, CA to Oak Ridge, TN
That's the driving distance. It would take 1 day 13 hours to go from Temecula, California to Oak Ridge, Tennessee.
The flight distance (direct flight from Temecula, CA to Oak Ridge, TN) is 1,865.73 mi.
2,149 mi = 3,458.47 kms