Miles between Chicago, IL and San Marcos, TX

There are
1,181 mi
from Chicago, IL to San Marcos, TX

That's the driving distance. It would take 21 hours 9 mins to go from Chicago, Illinois to San Marcos, Texas.

The flight distance (direct flight from Chicago, IL to San Marcos, TX) is 1,008.28 mi.

1,181 mi = 1.61 kms