Distance from Koch'ang to Suncheon
How far is it from Koch'ang to Suncheon? About 56 mi in a straight line and 72 mi by road. Driving time, flight time, midpoint and route details.
Koch'ang and Suncheon are about 56 mi (89 km) apart in a straight line. By road that works out to roughly 72 mi (116 km), a drive of about 1 hr 40 min. A nonstop flight covers the great-circle distance in approximately 36 min.
| Straight-line distance | 56 mi / 89 km |
| Road distance (est.) | 72 mi / 116 km |
| Driving time (est.) | 1 hr 40 min |
| Nonstop flight (est.) | 36 min |
| Driving fuel (est., 1-way) | $9 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 35.193, 127.095 |
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
Koch'ang to Suncheon is about 56 mi (89 km) in a straight line, and roughly 72 mi (116 km) by road.