Distance from Joliet, IL to Denver, CO

The driving distance from Joliet, Illinois to Denver, Colorado is approximately 1,106 miles (1,779 km) via I-80 West (most direct).

• Driving Time: ~16–17 hours non-stop (realistically 2 days).
• Route: Joliet → I-80 W → Des Moines, IA → Omaha, NE → North Platte, NE → Denver.
• Alternative: I-70 W from Indianapolis adds ~50 miles but more mountains.

Flight time (ORD/MDW → DEN): ~2.5 hours non-stop.