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Airport Comparison
Colombo (CMB) to Na Thon (Ko Samui Island) (USM) Flight Distance
The flight distance from Bandaranaike International Apt Colombo Airport (CMB) in Colombo, Sri Lanka to Samui Airport (USM) in Na Thon (Ko Samui Island), Thailand is 2,235 kilometers (1,389 miles / 1,207 nautical miles). The estimated flight time for this route is approximately 4h, flying east at a heading of 82°.
This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.
This is an international route connecting Sri Lanka with Thailand. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.
Time zone information: When it's 07:57 in Colombo, it's 09:27 in Na Thon (Ko Samui Island).
The return flight from Na Thon (Ko Samui Island) (USM) to Colombo (CMB) follows a heading of 265° (west). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.
For more information about these airports, visit the Bandaranaike International Apt Colombo Airport (CMB) and Samui Airport (USM) detail pages, or use our flight duration calculator to compare other routes.
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