There are
2,057 mi
from Temecula, CA to Oshkosh, WI
That's the driving distance. It would take 1 day 12 hours to go from Temecula, California to Oshkosh, Wisconsin.
The flight distance (direct flight from Temecula, CA to Oshkosh, WI) is 1,692.78 mi.
2,057 mi = 3.22 kms