There are
1,980 mi
from Temecula, CA to Decatur, AL
That's the driving distance. It would take 1 day 10 hours to go from Temecula, California to Decatur, Alabama.
The flight distance (direct flight from Temecula, CA to Decatur, AL) is 1,722.14 mi.
1,980 mi = 1.61 kms