How long is the flight from Koh Samui to Singapore?

Direct flights from USM to SIN cover approximately 1,009 km (627 miles), with an estimated flight time of 1h 11m. Operating airlines: PG, TR.

Cheap flights from Koh Samui to Singapore

Direct flight: 1,009 km, ~1h 11m from Koh Samui (USM) to Singapore (SIN).

Last updated May 25, 2026 · By Flightmaps Editorial

How long is the flight from Koh Samui to Singapore?

Direct flights from USM to SIN cover approximately 1,009 km (627 miles), with an estimated flight time of 1h 11m. Operating airlines: PG, TR.

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.