Distance From Gansner Field to OR Tambo International Airport, GNF - JNB Distance

The distance from Gansner Field (GNF) to OR Tambo International Airport (JNB) is 10428 miles or 16782 kilometers or 9056 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Quincy ( United States ) to Johannesburg ( South Africa )?

A one-way nonstop (direct) flight between Quincy and Johannesburg takes around 23 hours 58 minutes.

Estimated flight time from Gansner Field, Quincy, United States to OR Tambo International Airport, Johannesburg, South Africa is 23 hours 58 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • GNF - JNB

Kilometers		16782 km
Statute Miles		10428 miles
Nautical Miles		9056 nm
Avg. Time of Flight		23 hours 58 minutes

Gansner Field to OR Tambo International Airport Flight Route Map - GNF to JNB Flight Path

Location of Gansner Field & OR Tambo International Airport is given below.
Click the map to view Quincy to Johannesburg nonstop flight path and travel direction.

Click to see flight route on Google Map between Quincy, United States and Johannesburg, South Africa. .

Nonstop flight route between Quincy, United States and Johannesburg, South Africa.

Time Difference Between the Airports • GNF - JNB

Time difference between Quincy (United States) and Johannesburg (South Africa) is 9 Hours.
Johannesburg time is 9 Hours ahead of Quincy.

Location	Local Time
Quincy (United States)	2026-01-28, 22:54:41 MST
Johannesburg (South Africa)	2026-01-29, 07:54:41 SAST

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Gansner Field (GNF / ) Quincy, United States

Destination

OR Tambo International Airport (JNB / FAOR) Johannesburg, South Africa