The flight distance from Beijing Capital International Airport (PEK) in Beijing, China to Libertador Gral D Jose De San Martin Airport (PSS) in Posadas, Argentina is 18,446 kilometers (11,462 miles / 9,960 nautical miles). The estimated flight time for this route is approximately 23h, flying north northwest at a heading of 332°.

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

Time zone information: When it's 08:27 in Beijing, it's 21:27 in Posadas. With a 11-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 Beijing (PEK) follows a heading of 24° (north 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 Beijing Capital International Airport (PEK) and Libertador Gral D Jose De San Martin Airport (PSS) detail pages, or use our flight duration calculator to compare other routes.