The flight distance from O. R. Tambo International Airport (JNB) in Johannesburg, South Africa to Garden County/King Rhiley Field (OKS) in Oshkosh, United States is 15,217 kilometers (9,455 miles / 8,216 nautical miles). The estimated flight time for this route is approximately 19h, flying west northwest at a heading of 304°.

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 03:18 in Johannesburg, it's 18:18 in Oshkosh. With a 9-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 2,164 feet between the two airports. Garden County/King Rhiley Field 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 Oshkosh (OKS) to Johannesburg (JNB) follows a heading of 85° (east). 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 Garden County/King Rhiley Field (OKS) detail pages, or use our flight duration calculator to compare other routes.