The flight distance from Glasgow International Airport (GLA) in Glasgow, United Kingdom to O. R. Tambo International Airport (JNB) in Johannesburg, South Africa is 9,628 kilometers (5,983 miles / 5,199 nautical miles). The estimated flight time for this route is approximately 12h, flying south southeast at a heading of 151°.

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

Time zone information: When it's 21:21 in Glasgow, it's 23:21 in Johannesburg.

There is a significant elevation difference of 5,532 feet between the two airports. O. R. Tambo International Airport sits higher than Glasgow International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Johannesburg (JNB) to Glasgow (GLA) follows a heading of 342° (north 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 Glasgow International Airport (GLA) and O. R. Tambo International Airport (JNB) detail pages, or use our flight duration calculator to compare other routes.