Flight Time from Ko Samui to Surat Thani
The flight from Ko Samui to Surat Thani covers about 49 mi and takes roughly 35 min nonstop. Flight duration estimate and fare guide.
Ko Samui and Surat Thani are about 49 mi (79 km) apart in a straight line. By road that works out to roughly 64 mi (103 km), a drive of about 1 hr 28 min. A nonstop flight covers the great-circle distance in approximately 35 min.
| Straight-line distance | 49 mi / 79 km |
| Road distance (est.) | 64 mi / 103 km |
| Driving time (est.) | 1 hr 28 min |
| Nonstop flight (est.) | 35 min |
| Driving fuel (est., 1-way) | $8 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 9.338, 99.634 |
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
Ko Samui to Surat Thani is about 49 mi (79 km) in a straight line, and roughly 64 mi (103 km) by road.