There are
1,704 mi
from Roseville, CA to Gladstone, MO
That's the driving distance. It would take 1 day 4 hours to go from Roseville, California to Gladstone, Missouri.
The flight distance (direct flight from Roseville, CA to Gladstone, MO) is 1,431.02 mi.
1,704 mi = 1.61 kms