The flight distance from Cat Bi International Airport (HPH) in Haiphong, Vietnam to O. R. Tambo International Airport (JNB) in Johannesburg, South Africa is 9,937 kilometers (6,175 miles / 5,366 nautical miles). The estimated flight time for this route is approximately 13h, flying west southwest at a heading of 242°.

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 Vietnam 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 05:10 in Haiphong, it's 00:10 in Johannesburg. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 5,552 feet between the two airports. O. R. Tambo International Airport sits higher than Cat Bi International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Johannesburg (JNB) to Haiphong (HPH) follows a heading of 66° (east northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Cat Bi International Airport (HPH) and O. R. Tambo International Airport (JNB) detail pages, or use our flight duration calculator to compare other routes.