There are
1,654 mi
from Grain Valley, MO to Long Beach, CA
That's the driving distance. It would take 1 day 4 hours to go from Grain Valley, Missouri to Long Beach, California.
The flight distance (direct flight from Grain Valley, MO to Long Beach, CA) is 1,378.52 mi.
1,654 mi = 2,662.56 kms