Miles between Rockford, IL and Hercules, CA

There are
2,063 mi
from Rockford, IL to Hercules, CA

That's the driving distance. It would take 1 day 11 hours to go from Rockford, Illinois to Hercules, California.

The flight distance (direct flight from Rockford, IL to Hercules, CA) is 1,766.23 mi.

2,063 mi = 3.22 kms