JNB
Johannesburg
South Africa
12,457 km
7,740 miles
OSN
Osan Air Base
South Korea
Distance
12,457 km
7,740 mi / 6,726 nm
Est. Flight Time
16h
Ultra-long-haul route
Time Difference
+7h
Africa/Johannesburg
Heading
58°
east northeast

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Airport Comparison

JNB OSN
Airport Name O. R. Tambo International Airport Osan Air Base
IATA Code JNB OSN
ICAO Code FAOR RKSO
City Johannesburg N/A
Country South Africa South Korea
Timezone Africa/Johannesburg Asia/Seoul
Elevation 5,558 ft 38 ft
Coordinates -26.130000, 28.240000 37.090000, 127.030000

Johannesburg (JNB) to Osan Air Base (OSN) Flight Distance

The flight distance from O. R. Tambo International Airport (JNB) in Johannesburg, South Africa to Osan Air Base (OSN) in Osan Air Base, South Korea is 12,457 kilometers (7,740 miles / 6,726 nautical miles). The estimated flight time for this route is approximately 16h, flying east northeast at a heading of 58°.

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 South Africa with South Korea. 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 17:18 in Johannesburg, it's 00:18 in Osan Air Base. 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 5,520 feet between the two airports. Osan Air Base 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 Osan Air Base (OSN) to Johannesburg (JNB) follows a heading of 253° (west 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 Osan Air Base (OSN) detail pages, or use our flight duration calculator to compare other routes.

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