The flight distance from Licenciado Benito Juarez International Airport (MEX) in Mexico City, Mexico to Libertador Gral D Jose De San Martin Airport (PSS) in Posadas, Argentina is 6,975 kilometers (4,334 miles / 3,766 nautical miles). The estimated flight time for this route is approximately 9h, flying southeast at a heading of 137°.

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 20:39 in Mexico City, it's 23:39 in Posadas. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 6,886 feet between the two airports. Libertador Gral D Jose De San Martin Airport sits lower than Licenciado Benito Juarez International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Posadas (PSS) to Mexico City (MEX) follows a heading of 314° (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 Licenciado Benito Juarez International Airport (MEX) and Libertador Gral D Jose De San Martin Airport (PSS) detail pages, or use our flight duration calculator to compare other routes.