There are
950 mi
from West Columbia, SC to Oshkosh, WI
That's the driving distance. It would take 18 hours 23 mins to go from West Columbia, South Carolina to Oshkosh, Wisconsin.
The flight distance (direct flight from West Columbia, SC to Oshkosh, WI) is 799.90 mi.
950 mi = 1,528.47 kms