Miles between Rockford, IL and San Marcos, TX

There are
1,147 mi
from Rockford, IL to San Marcos, TX

That's the driving distance. It would take 21 hours 4 mins to go from Rockford, Illinois to San Marcos, Texas.

The flight distance (direct flight from Rockford, IL to San Marcos, TX) is 986.94 mi.

1,147 mi = 1.61 kms