Hong Kong→Na Thon (Ko Samui Island)Nonstop Flight TimeHKG–USM

Hong Kong (Hong Kong International Airport) to Na Thon (Ko Samui Island) (Samui Airport).

Direct flights from HKG to USM have an estimated flight time of about 3h 13m, based on the 1,273-mile great-circle distance. Our current captured departure sample includes 1/day across 1 captured airline, with Bangkok appearing most often in that sample. Captured departure times run from 17:20 to 17:20 local time.

Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for HKG to USM, last seen June 15, 2026. Frequency uses 7 scheduled departures across 7 observed days; flight time is estimated from great-circle distance until this route has enough tracked flights for an observed average. Provider coverage can miss operators on some routes, so confirm live timetables before booking.