The flight distance from Christchurch International Airport (CHC) in Christchurch, New Zealand to Libertador Gral D Jose De San Martin Airport (PSS) in Posadas, Argentina is 10,711 kilometers (6,656 miles / 5,784 nautical miles). The estimated flight time for this route is approximately 14h, flying southeast at a heading of 138°.

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 Argentina. It is an intercontinental flight between Oceania and South America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 04:31 in Christchurch, it's 12:31 in Posadas. With a 16-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

The return flight from Posadas (PSS) to Christchurch (CHC) follows a heading of 213° (south 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 Christchurch International Airport (CHC) and Libertador Gral D Jose De San Martin Airport (PSS) detail pages, or use our flight duration calculator to compare other routes.