Driving Time from Cheonan to Iksan
Driving from Cheonan to Iksan is about 79 mi and takes roughly 1 hr 49 min. See the fuel-cost estimate, distance and route tips.
1 hr 49 min
Driving time
61 mi
Straight-line
79 mi
By road
37 min
Flight time
Cheonan and Iksan are about 61 mi (98 km) apart in a straight line. By road that works out to roughly 79 mi (127 km), a drive of about 1 hr 49 min. A nonstop flight covers the great-circle distance in approximately 37 min.
| Straight-line distance | 61 mi / 98 km |
| Road distance (est.) | 79 mi / 127 km |
| Driving time (est.) | 1 hr 49 min |
| Nonstop flight (est.) | 37 min |
| Driving fuel (est., 1-way) | $10 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 36.375, 127.053 |
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
Cheonan to Iksan is about 61 mi (98 km) in a straight line, and roughly 79 mi (127 km) by road.