Distance from Dadonghai to Thakhèk
How far is it from Dadonghai to Thakhèk? About 313 mi in a straight line and 382 mi by road. Driving time, flight time, midpoint and route details.
Dadonghai and Thakhèk are about 313 mi (504 km) apart in a straight line. By road that works out to roughly 382 mi (614 km), a drive of about 6 hr 28 min. A nonstop flight covers the great-circle distance in approximately 1 hr 5 min.
| Straight-line distance | 313 mi / 504 km |
| Road distance (est.) | 382 mi / 614 km |
| Driving time (est.) | 6 hr 28 min |
| Nonstop flight (est.) | 1 hr 5 min |
| Driving fuel (est., 1-way) | $48 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 17.829, 107.165 |
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
Dadonghai to Thakhèk is about 313 mi (504 km) in a straight line, and roughly 382 mi (614 km) by road.