Flight Time from Chongjin to Helong
The flight from Chongjin to Helong covers about 65 mi and takes roughly 37 min nonstop. Flight duration estimate and fare guide.
Chongjin and Helong are about 65 mi (105 km) apart in a straight line. By road that works out to roughly 85 mi (136 km), a drive of about 1 hr 57 min. A nonstop flight covers the great-circle distance in approximately 37 min.
| Straight-line distance | 65 mi / 105 km |
| Road distance (est.) | 85 mi / 136 km |
| Driving time (est.) | 1 hr 57 min |
| Nonstop flight (est.) | 37 min |
| Driving fuel (est., 1-way) | $11 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 42.168, 129.389 |
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
Chongjin to Helong is about 65 mi (105 km) in a straight line, and roughly 85 mi (136 km) by road.