ASI
Ascension Island
SH
4,930 km
3,063 miles
JNB
Johannesburg
South Africa
Distance
4,930 km
3,063 mi / 2,662 nm
Est. Flight Time
7h
Long-haul route
Time Difference
+2h
Atlantic/St_Helena
Heading
120°
east southeast

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Airport Comparison

ASI JNB
Airport Name RAF Ascension Island O. R. Tambo International Airport
IATA Code ASI JNB
ICAO Code FHAW FAOR
City Ascension Island Johannesburg
Country SH South Africa
Timezone Atlantic/St_Helena Africa/Johannesburg
Elevation 278 ft 5,558 ft
Coordinates -7.970000, -14.390000 -26.130000, 28.240000

Ascension Island (ASI) to Johannesburg (JNB) Flight Distance

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.

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