Distance from Indianapolis to Naperville
How far is it from Indianapolis to Naperville? About 174 mi in a straight line and 226 mi by road. Driving time, flight time, midpoint and route details.
Indianapolis and Naperville are about 174 mi (280 km) apart in a straight line. By road that works out to roughly 226 mi (364 km), a drive of about 4 hr 3 min. A nonstop flight covers the great-circle distance in approximately 49 min.
| Straight-line distance | 174 mi / 280 km |
| Road distance (est.) | 226 mi / 364 km |
| Driving time (est.) | 4 hr 3 min |
| Nonstop flight (est.) | 49 min |
| Driving fuel (est., 1-way) | $28 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 40.781, -87.138 |
How these estimates work
Straight-line distance uses the haversine formula on each city's coordinates. Road distance applies a circuity factor (~1.2–1.4×) and driving time a blended average speed. Flight time uses typical jet cruise speed plus ~30 minutes for taxi, climb and descent. Treat all figures as planning estimates.
Frequently asked questions
Indianapolis to Naperville is about 174 mi (280 km) in a straight line, and roughly 226 mi (364 km) by road.