# Distance from Cahokia/St Louis (CPS) to Johannesburg (JNB)

> 14,175 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,175 km / 8,808 mi / 7,654 nm
- **Estimated flight time**: 18h
- **Heading**: 96° (east)
- **Return heading**: 300° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → South Africa
- **Intercontinental**: North America → Africa
- **Time difference**: +7h (When it's 10:28 in Cahokia/St Louis, it's 17:28 in Johannesburg)
- **Elevation difference**: 5,145 ft (JNB is higher than CPS)

## Airports

### [St Louis Downtown Airport (CPS)](https://www.flightduration.online/airport/cps-cahokiast-louis-st-louis-downtown-airport/1ef266df-14d9-6b50-a477-06bb2780ed98)

- City: Cahokia/St Louis, United States
- ICAO: KCPS
- Timezone: America/Chicago
- Coordinates: 38.570000, -90.160000
- Elevation: 413 ft

### [O. R. Tambo International Airport (JNB)](https://www.flightduration.online/airport/jnb-johannesburg-o-r-tambo-international-airport/1ef266de-d3b0-6ec6-b1f2-06bb2780ed98)

- City: Johannesburg, South Africa
- ICAO: FAOR
- Timezone: Africa/Johannesburg
- Coordinates: -26.130000, 28.240000
- Elevation: 5,558 ft

## Route notes

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.

Time-zone information: When it's 10:28 in Cahokia/St Louis, it's 17:28 in Johannesburg.
With a 7-hour time difference, expect significant jet lag.

## Related

- [St Louis Downtown Airport (CPS)](https://www.flightduration.online/airport/cps-cahokiast-louis-st-louis-downtown-airport/1ef266df-14d9-6b50-a477-06bb2780ed98)
- [O. R. Tambo International Airport (JNB)](https://www.flightduration.online/airport/jnb-johannesburg-o-r-tambo-international-airport/1ef266de-d3b0-6ec6-b1f2-06bb2780ed98)
- [Flight duration calculator](/#calculator)