There are
568 mi
from Oshkosh, WI to Sikeston, MO
That's the driving distance. It would take 10 hours 35 mins to go from Oshkosh, Wisconsin to Sikeston, Missouri.
The flight distance (direct flight from Oshkosh, WI to Sikeston, MO) is 496.92 mi.
568 mi = 913.65 kms