Miles between Sunnyvale, CA and St Charles, IL

There are
2,128 mi
from Sunnyvale, CA to St Charles, IL

That's the driving distance. It would take 1 day 12 hours to go from Sunnyvale, California to St Charles, Illinois.

The flight distance (direct flight from Sunnyvale, CA to St Charles, IL) is 1,809.59 mi.

2,128 mi = 3.22 kms