There are
1,001 mi
from Yonkers, NY to St Charles, MO
That's the driving distance. It would take 18 hours 52 mins to go from Yonkers, New York to St Charles, Missouri.
The flight distance (direct flight from Yonkers, NY to St Charles, MO) is 892.04 mi.
1,001 mi = 1.61 kms