Distance from Hua Hin to Ko Samui
How far is it from Hua Hin to Ko Samui? About 210 mi in a straight line and 256 mi by road. Driving time, flight time, midpoint and route details.
Hua Hin and Ko Samui are about 210 mi (337 km) apart in a straight line. By road that works out to roughly 256 mi (412 km), a drive of about 4 hr 34 min. A nonstop flight covers the great-circle distance in approximately 53 min.
| Straight-line distance | 210 mi / 337 km |
| Road distance (est.) | 256 mi / 412 km |
| Driving time (est.) | 4 hr 34 min |
| Nonstop flight (est.) | 53 min |
| Driving fuel (est., 1-way) | $32 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 11.053, 99.947 |
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
Hua Hin to Ko Samui is about 210 mi (337 km) in a straight line, and roughly 256 mi (412 km) by road.