Flight Time from Beihai to Hạ Long
The flight from Beihai to Hạ Long covers about 136 mi and takes roughly 45 min nonstop. Flight duration estimate and fare guide.
Beihai and Hạ Long are about 136 mi (218 km) apart in a straight line. By road that works out to roughly 176 mi (284 km), a drive of about 3 hr 9 min. A nonstop flight covers the great-circle distance in approximately 45 min.
| Straight-line distance | 136 mi / 218 km |
| Road distance (est.) | 176 mi / 284 km |
| Driving time (est.) | 3 hr 9 min |
| Nonstop flight (est.) | 45 min |
| Driving fuel (est., 1-way) | $22 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 21.220, 108.085 |
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
Beihai to Hạ Long is about 136 mi (218 km) in a straight line, and roughly 176 mi (284 km) by road.