The flight distance from Christchurch International Airport (CHC) in Christchurch, New Zealand to Na-San Airport (SQH) in Son-La, Vietnam is 10,015 kilometers (6,223 miles / 5,408 nautical miles). The estimated flight time for this route is approximately 13h, flying west northwest at a heading of 300°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

This is an international route connecting New Zealand with Vietnam. It is an intercontinental flight between Oceania and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 23:09 in Christchurch, it's 18:09 in Son-La. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 2,010 feet between the two airports. Na-San Airport sits higher than Christchurch International Airport.

The return flight from Son-La (SQH) to Christchurch (CHC) follows a heading of 138° (southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Christchurch International Airport (CHC) and Na-San Airport (SQH) detail pages, or use our flight duration calculator to compare other routes.