There are
1,622 mi
from Garden Grove, CA to Maryville, MO
That's the driving distance. It would take 1 day 4 hours to go from Garden Grove, California to Maryville, Missouri.
The flight distance (direct flight from Garden Grove, CA to Maryville, MO) is 1,345.80 mi.
1,622 mi = 1.61 kms