There are
1,089 mi
from New Britain, CT to Chesterfield, MO
That's the driving distance. It would take 20 hours 34 mins to go from New Britain, Connecticut to Chesterfield, Missouri.
The flight distance (direct flight from New Britain, CT to Chesterfield, MO) is 960.45 mi.
1,089 mi = 1,752.83 kms