"See actual flight paths with flightpaths.com"
Weather, politics and local regulations can affect the choice of airspace and flight corridors. Flightpaths.com lets you see the real flight paths and compare passenger airlines and flight times simplified on an interactive map.
Flights from Perth (PER), Australia to Johannesburg (JNB), South Africa illustrated on a map. Based on 20 recorded flights, the distance can vary between 5192 and 5212 miles.