There are
1,241 mi
from Oshkosh, WI to Katy, TX
That's the driving distance. It would take 22 hours 56 mins to go from Oshkosh, Wisconsin to Katy, Texas.
The flight distance (direct flight from Oshkosh, WI to Katy, TX) is 1,061.80 mi.
1,241 mi = 1,997.67 kms