There are
2,024 mi
from Antioch, CA to Florissant, MO
That's the driving distance. It would take 1 day 11 hours to go from Antioch, California to Florissant, Missouri.
The flight distance (direct flight from Antioch, CA to Florissant, MO) is 1,697.24 mi.
2,024 mi = 3.22 kms