Miles between Round Rock, TX and Naperville, IL

There are
1,081 mi
from Round Rock, TX to Naperville, IL

That's the driving distance. It would take 19 hours 58 mins to go from Round Rock, Texas to Naperville, Illinois.

The flight distance (direct flight from Round Rock, TX to Naperville, IL) is 942 mi.

1,081 mi = 1.61 kms