There are
2,136 mi
from Sunnyvale, CA to Warrenville, IL
That's the driving distance. It would take 1 day 12 hours to go from Sunnyvale, California to Warrenville, Illinois.
The flight distance (direct flight from Sunnyvale, CA to Warrenville, IL) is 1,816.87 mi.
2,136 mi = 3.22 kms