Miles between Mt Prospect, IL and San Marcos, TX

There are
1,156 mi
from Mt Prospect, IL to San Marcos, TX

That's the driving distance. It would take 21 hours 23 mins to go from Mt Prospect, Illinois to San Marcos, Texas.

The flight distance (direct flight from Mt Prospect, IL to San Marcos, TX) is 1,009.04 mi.

1,156 mi = 1,861.19 kms