Miles between Oshkosh, WI and Alton, IL

There are
426 mi
from Oshkosh, WI to Alton, IL

That's the driving distance. It would take 8 hours 4 mins to go from Oshkosh, Wisconsin to Alton, Illinois.

The flight distance (direct flight from Oshkosh, WI to Alton, IL) is 364.75 mi.

426 mi = 686.06 kms