Distance from Bologna to Guidonia Montecelio
How far is it from Bologna to Guidonia Montecelio? About 186 mi in a straight line and 242 mi by road. Driving time, flight time, midpoint and route details.
Bologna and Guidonia Montecelio are about 186 mi (300 km) apart in a straight line. By road that works out to roughly 242 mi (390 km), a drive of about 4 hr 20 min. A nonstop flight covers the great-circle distance in approximately 51 min.
| Straight-line distance | 186 mi / 300 km |
| Road distance (est.) | 242 mi / 390 km |
| Driving time (est.) | 4 hr 20 min |
| Nonstop flight (est.) | 51 min |
| Driving fuel (est., 1-way) | $30 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 43.246, 12.045 |
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
Bologna to Guidonia Montecelio is about 186 mi (300 km) in a straight line, and roughly 242 mi (390 km) by road.