There are
304 mi
from Oshkosh, WI to Mankato, MN
That's the driving distance. It would take 6 hours 16 mins to go from Oshkosh, Wisconsin to Mankato, Minnesota.
The flight distance (direct flight from Oshkosh, WI to Mankato, MN) is 270.90 mi.
304 mi = 488.50 kms