The flight distance from Lisbon Portela Airport (LIS) in Lisbon, Portugal to Mercedes Airport (MDX) in Mercedes, Argentina is 9,106 kilometers (5,658 miles / 4,917 nautical miles). The estimated flight time for this route is approximately 12h, flying southwest at a heading of 222°.

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

Time zone information: When it's 10:16 in Lisbon, it's 07:16 in Mercedes. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Mercedes (MDX) to Lisbon (LIS) follows a heading of 36° (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 Lisbon Portela Airport (LIS) and Mercedes Airport (MDX) detail pages, or use our flight duration calculator to compare other routes.