There are
995 mi
from Warwick, RI to Libertyville, IL
That's the driving distance. It would take 19 hours 3 mins to go from Warwick, Rhode Island to Libertyville, Illinois.
The flight distance (direct flight from Warwick, RI to Libertyville, IL) is 848.84 mi.
995 mi = 1,600.81 kms