There are
1,615 mi
from Downey, CA to Warrensburg, MO
That's the driving distance. It would take 1 day 4 hours to go from Downey, California to Warrensburg, Missouri.
The flight distance (direct flight from Downey, CA to Warrensburg, MO) is 1,393.36 mi.
1,615 mi = 2,599.57 kms