Driving Time from Guankou to Hengyang
Driving from Guankou to Hengyang is about 139 mi and takes roughly 2 hr 30 min. See the fuel-cost estimate, distance and route tips.
Guankou and Hengyang are about 107 mi (173 km) apart in a straight line. By road that works out to roughly 139 mi (224 km), a drive of about 2 hr 30 min. A nonstop flight covers the great-circle distance in approximately 42 min.
| Straight-line distance | 107 mi / 173 km |
| Road distance (est.) | 139 mi / 224 km |
| Driving time (est.) | 2 hr 30 min |
| Nonstop flight (est.) | 42 min |
| Driving fuel (est., 1-way) | $17 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 27.525, 113.120 |
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
Guankou to Hengyang is about 107 mi (173 km) in a straight line, and roughly 139 mi (224 km) by road.