Miles between Allentown, PA and Florissant, MO

There are
864 mi
from Allentown, PA to Florissant, MO

That's the driving distance. It would take 16 hours 31 mins to go from Allentown, Pennsylvania to Florissant, Missouri.

The flight distance (direct flight from Allentown, PA to Florissant, MO) is 797.47 mi.

864 mi = 1,391.18 kms