Miles between Rockford, IL and Vallejo, CA

There are
2,056 mi
from Rockford, IL to Vallejo, CA

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

The flight distance (direct flight from Rockford, IL to Vallejo, CA) is 1,762.53 mi.

2,056 mi = 3.22 kms