Flight Time from Bắc Giang to Lạng Sơn
The flight from Bắc Giang to Lạng Sơn covers about 54 mi and takes roughly 36 min nonstop. Flight duration estimate and fare guide.
Bắc Giang and Lạng Sơn are about 54 mi (87 km) apart in a straight line. By road that works out to roughly 70 mi (113 km), a drive of about 1 hr 37 min. A nonstop flight covers the great-circle distance in approximately 36 min.
| Straight-line distance | 54 mi / 87 km |
| Road distance (est.) | 70 mi / 113 km |
| Driving time (est.) | 1 hr 37 min |
| Nonstop flight (est.) | 36 min |
| Driving fuel (est., 1-way) | $9 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 21.563, 106.477 |
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
Bắc Giang to Lạng Sơn is about 54 mi (87 km) in a straight line, and roughly 70 mi (113 km) by road.