There are
1,254 mi
from St Joseph, MO to Poughkeepsie, NY
That's the driving distance. It would take 23 hours 41 mins to go from St Joseph, Missouri to Poughkeepsie, New York.
The flight distance (direct flight from St Joseph, MO to Poughkeepsie, NY) is 1,100.55 mi.
1,254 mi = 1.61 kms