The flight distance from Chiang Rai International Airport (CEI) in Chiang Rai, Thailand to Bandaranaike International Apt Colombo Airport (CMB) in Colombo, Sri Lanka is 2,582 kilometers (1,604 miles / 1,394 nautical miles). The estimated flight time for this route is approximately 4h, flying west southwest at a heading of 239°.

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 Thailand with Sri Lanka. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 16:46 in Chiang Rai, it's 15:16 in Colombo.

There is a significant elevation difference of 1,250 feet between the two airports. Bandaranaike International Apt Colombo Airport sits lower than Chiang Rai International Airport.

The return flight from Colombo (CMB) to Chiang Rai (CEI) follows a heading of 55° (northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Chiang Rai International Airport (CEI) and Bandaranaike International Apt Colombo Airport (CMB) detail pages, or use our flight duration calculator to compare other routes.