There are
1,245 mi
from Oshkosh, WI to Leander, TX
That's the driving distance. It would take 23 hours to go from Oshkosh, Wisconsin to Leander, Texas.
The flight distance (direct flight from Oshkosh, WI to Leander, TX) is 1,058.97 mi.
1,245 mi = 2,003.10 kms