There are
1,990 mi
from Mission Viejo, CA to Oswego, IL
That's the driving distance. It would take 1 day 10 hours to go from Mission Viejo, California to Oswego, Illinois.
The flight distance (direct flight from Mission Viejo, CA to Oswego, IL) is 1,688.82 mi.
1,990 mi = 1.61 kms