Distance From St Louis Regional Airport to OR Tambo International Airport, ALN - JNB Distance

The distance from St Louis Regional Airport (ALN) to OR Tambo International Airport (JNB) is 8805 miles or 14169 kilometers or 7646 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.

---

How long does it take to travel from Alton/St Louis ( United States ) to Johannesburg ( South Africa )?

A one-way nonstop (direct) flight between Alton/St Louis and Johannesburg takes around 20 hours 14 minutes.

Estimated flight time from St Louis Regional Airport, Alton/St Louis, United States to OR Tambo International Airport, Johannesburg, South Africa is 20 hours 14 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 • ALN - JNB

Kilometers		14169 km
Statute Miles		8805 miles
Nautical Miles		7646 nm
Avg. Time of Flight		20 hours 14 minutes

St Louis Regional Airport to OR Tambo International Airport Flight Route Map - ALN to JNB Flight Path

Location of St Louis Regional Airport & OR Tambo International Airport is given below.
Click the map to view Alton/St Louis to Johannesburg nonstop flight path and travel direction.

Click to see flight route on Google Map between Alton/St Louis, United States and Johannesburg, South Africa. .

Nonstop flight route between Alton/St Louis, United States and Johannesburg, South Africa.

Time Difference Between the Airports • ALN - JNB

Time difference between Alton/St Louis (United States) and Johannesburg (South Africa) is 6 Hours.
Johannesburg time is 6 Hours ahead of Alton/St Louis.

Location	Local Time
Alton/St Louis (United States)	2025-03-21, 20:50:16 EDT
Johannesburg (South Africa)	2025-03-22, 02:50:16 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

St Louis Regional Airport (ALN / KALN) Alton/St Louis, United States

Destination

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