The flight distance from Singapore Changi International Airport (SIN) in Singapore, Singapore to Samui Airport (USM) in Na Thon (Ko Samui Island), Thailand is 1,010 kilometers (628 miles / 545 nautical miles). The estimated flight time for this route is approximately 2h, flying north northwest at a heading of 335°.

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

This is an international route connecting Singapore with Thailand. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 23:35 in Singapore, it's 22:35 in Na Thon (Ko Samui Island).

The return flight from Na Thon (Ko Samui Island) (USM) to Singapore (SIN) follows a heading of 154° (south southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Singapore Changi International Airport (SIN) and Samui Airport (USM) detail pages, or use our flight duration calculator to compare other routes.