The flight distance from Bandaranaike International Apt Colombo Airport (CMB) in Colombo, Sri Lanka to Dien Bien Phu Airport (DIN) in Dien Bien Phu, Vietnam is 2,944 kilometers (1,829 miles / 1,590 nautical miles). The estimated flight time for this route is approximately 4h, flying northeast at a heading of 55°.

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 Vietnam. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 18:37 in Colombo, it's 20:07 in Dien Bien Phu.

There is a significant elevation difference of 1,581 feet between the two airports. Dien Bien Phu Airport sits higher than Bandaranaike International Apt Colombo Airport.

The return flight from Dien Bien Phu (DIN) to Colombo (CMB) follows a heading of 241° (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 Dien Bien Phu Airport (DIN) detail pages, or use our flight duration calculator to compare other routes.