There are
1,201 mi
from Deerfield Beach, FL to St Charles, MO
That's the driving distance. It would take 22 hours 5 mins to go from Deerfield Beach, Florida to St Charles, Missouri.
The flight distance (direct flight from Deerfield Beach, FL to St Charles, MO) is 1,051.92 mi.
1,201 mi = 1.61 kms