Flight Time from Udon Thani to Vang Vieng
The flight from Udon Thani to Vang Vieng covers about 107 mi and takes roughly 42 min nonstop. Flight duration estimate and fare guide.
Udon Thani and Vang Vieng are about 107 mi (171 km) apart in a straight line. By road that works out to roughly 138 mi (223 km), a drive of about 2 hr 29 min. A nonstop flight covers the great-circle distance in approximately 42 min.
| Straight-line distance | 107 mi / 171 km |
| Road distance (est.) | 138 mi / 223 km |
| Driving time (est.) | 2 hr 29 min |
| Nonstop flight (est.) | 42 min |
| Driving fuel (est., 1-way) | $17 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 18.170, 102.618 |
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
Udon Thani to Vang Vieng is about 107 mi (171 km) in a straight line, and roughly 138 mi (223 km) by road.