Miles between Wheaton, IL and San Marcos, TX

There are
1,134 mi
from Wheaton, IL to San Marcos, TX

That's the driving distance. It would take 21 hours 3 mins to go from Wheaton, Illinois to San Marcos, Texas.

The flight distance (direct flight from Wheaton, IL to San Marcos, TX) is 992.73 mi.

1,134 mi = 1,825.62 kms