Driving Time from Hongch’ŏn to Kosong
Driving from Hongch’ŏn to Kosong is about 74 mi and takes roughly 1 hr 42 min. See the fuel-cost estimate, distance and route tips.
Hongch’ŏn and Kosong are about 57 mi (92 km) apart in a straight line. By road that works out to roughly 74 mi (119 km), a drive of about 1 hr 42 min. A nonstop flight covers the great-circle distance in approximately 36 min.
| Straight-line distance | 57 mi / 92 km |
| Road distance (est.) | 74 mi / 119 km |
| Driving time (est.) | 1 hr 42 min |
| Nonstop flight (est.) | 36 min |
| Driving fuel (est., 1-way) | $9 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 38.036, 128.175 |
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
Hongch’ŏn to Kosong is about 57 mi (92 km) in a straight line, and roughly 74 mi (119 km) by road.