Miles between Round Rock, TX and Deerfield, IL

There are
1,117 mi
from Round Rock, TX to Deerfield, IL

That's the driving distance. It would take 20 hours 39 mins to go from Round Rock, Texas to Deerfield, Illinois.

The flight distance (direct flight from Round Rock, TX to Deerfield, IL) is 972.60 mi.

1,117 mi = 1.61 kms