The flight distance from RAF Ascension Island (ASI) in Ascension Island, SH to O. R. Tambo International Airport (JNB) in Johannesburg, South Africa is 4,930 kilometers (3,063 miles / 2,662 nautical miles). The estimated flight time for this route is approximately 7h, flying east southeast at a heading of 120°.

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 SH with South Africa. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 12:37 in Ascension Island, it's 14:37 in Johannesburg.

There is a significant elevation difference of 5,280 feet between the two airports. O. R. Tambo International Airport sits higher than RAF Ascension Island. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Johannesburg (JNB) to Ascension Island (ASI) follows a heading of 286° (west 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 RAF Ascension Island (ASI) and O. R. Tambo International Airport (JNB) detail pages, or use our flight duration calculator to compare other routes.