There are
1,628 mi
from La Mesa, CA to Warrensburg, MO
That's the driving distance. It would take 1 day 5 hours to go from La Mesa, California to Warrensburg, Missouri.
The flight distance (direct flight from La Mesa, CA to Warrensburg, MO) is 1,365.27 mi.
1,628 mi = 2,620.21 kms