There are
1,466 mi
from Boynton Beach, FL to St Joseph, MO
That's the driving distance. It would take 1 day 3 hours to go from Boynton Beach, Florida to St Joseph, Missouri.
The flight distance (direct flight from Boynton Beach, FL to St Joseph, MO) is 1,247.98 mi.
1,466 mi = 1.61 kms