The flight distance from Bandaranaike International Apt Colombo Airport (CMB) in Colombo, Sri Lanka to U-Tapao International Airport (UTP) in Rayong, Thailand is 2,391 kilometers (1,486 miles / 1,291 nautical miles). The estimated flight time for this route is approximately 4h, flying east northeast at a heading of 74°.

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 21:49 in Colombo, it's 23:19 in Rayong.

The return flight from Rayong (UTP) to Colombo (CMB) follows a heading of 257° (west southwest). 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 U-Tapao International Airport (UTP) detail pages, or use our flight duration calculator to compare other routes.