The flight distance from O. R. Tambo International Airport (JNB) in Johannesburg, South Africa to Louis Armstrong New Orleans International Airport (MSY) in New Orleans, United States is 14,037 kilometers (8,722 miles / 7,580 nautical miles). The estimated flight time for this route is approximately 18h, flying west northwest at a heading of 289°.

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 South Africa with United States. It is an intercontinental flight between Africa and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 05:46 in Johannesburg, it's 22:46 in New Orleans. With a 7-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 5,554 feet between the two airports. Louis Armstrong New Orleans International Airport sits lower than O. R. Tambo International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from New Orleans (MSY) to Johannesburg (JNB) follows a heading of 102° (east southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the O. R. Tambo International Airport (JNB) and Louis Armstrong New Orleans International Airport (MSY) detail pages, or use our flight duration calculator to compare other routes.