There are
2,046 mi
from Downey, CA to Trussville, AL
That's the driving distance. It would take 1 day 11 hours to go from Downey, California to Trussville, Alabama.
The flight distance (direct flight from Downey, CA to Trussville, AL) is 1,803.33 mi.
2,046 mi = 3.22 kms