The flight distance from Gamarmalamo Airport (GLX) in Galela-Celebes Island, Indonesia to O. R. Tambo International Airport (JNB) in Johannesburg, South Africa is 11,051 kilometers (6,867 miles / 5,967 nautical miles). The estimated flight time for this route is approximately 14h, flying west southwest at a heading of 244°.

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

Time zone information: When it's 01:11 in Galela-Celebes Island, it's 18:11 in Johannesburg. 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 5,378 feet between the two airports. O. R. Tambo International Airport sits higher than Gamarmalamo Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Johannesburg (JNB) to Galela-Celebes Island (GLX) follows a heading of 93° (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 Gamarmalamo Airport (GLX) and O. R. Tambo International Airport (JNB) detail pages, or use our flight duration calculator to compare other routes.