There are
1,796 mi
from Oshkosh, WI to Pasco, WA
That's the driving distance. It would take 1 day 7 hours to go from Oshkosh, Wisconsin to Pasco, Washington.
The flight distance (direct flight from Oshkosh, WI to Pasco, WA) is 1,488.06 mi.
1,796 mi = 2,889.71 kms