There are
2,120 mi
from Redwood City, CA to North Aurora, IL
That's the driving distance. It would take 1 day 12 hours to go from Redwood City, California to North Aurora, Illinois.
The flight distance (direct flight from Redwood City, CA to North Aurora, IL) is 1,816.48 mi.
2,120 mi = 3,411.03 kms