The flight distance from O. R. Tambo International Airport (JNB) in Johannesburg, South Africa to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 8,550 kilometers (5,313 miles / 4,617 nautical miles). The estimated flight time for this route is approximately 11h, flying northeast at a heading of 50°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

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

Time zone information: When it's 05:28 in Johannesburg, it's 09:13 in Kathmandu. The 3.75-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 1,168 feet between the two airports. Tribhuvan 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 Kathmandu (KTM) to Johannesburg (JNB) follows a heading of 231° (southwest). 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 Tribhuvan International Airport (KTM) detail pages, or use our flight duration calculator to compare other routes.