The flight distance from Cancun International Airport (CUN) in Cancun, Mexico to Libertador Gral D Jose De San Martin Airport (PSS) in Posadas, Argentina is 6,329 kilometers (3,933 miles / 3,417 nautical miles). The estimated flight time for this route is approximately 8h, flying south southeast at a heading of 147°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting Mexico with Argentina. It is an intercontinental flight between North America and South America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 03:59 in Cancun, it's 05:59 in Posadas.

The return flight from Posadas (PSS) to Cancun (CUN) follows a heading of 325° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Cancun International Airport (CUN) and Libertador Gral D Jose De San Martin Airport (PSS) detail pages, or use our flight duration calculator to compare other routes.