The flight distance from Bandaranaike International Apt Colombo Airport (CMB) in Colombo, Sri Lanka to Na-San Airport (SQH) in Son-La, Vietnam is 3,028 kilometers (1,881 miles / 1,635 nautical miles). The estimated flight time for this route is approximately 5h, flying east northeast at a heading of 56°.

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 07:57 in Colombo, it's 09:27 in Son-La.

There is a significant elevation difference of 2,103 feet between the two airports. Na-San Airport sits higher than Bandaranaike International Apt Colombo Airport.

The return flight from Son-La (SQH) to Colombo (CMB) follows a heading of 243° (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 Na-San Airport (SQH) detail pages, or use our flight duration calculator to compare other routes.