There are
1,370 mi
from Salt Lake City, UT to Naperville, IL
That's the driving distance. It would take 23 hours 39 mins to go from Salt Lake City, Utah to Naperville, Illinois.
The flight distance (direct flight from Salt Lake City, UT to Naperville, IL) is 1,231.09 mi.
1,370 mi = 1.61 kms