# Distance from Butte (BTM) to Johannesburg (JNB)

> 15,914 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 15,914 km / 9,888 mi / 8,593 nm
- **Estimated flight time**: 20h
- **Heading**: 71° (east northeast)
- **Return heading**: 313° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → South Africa
- **Intercontinental**: North America → Africa
- **Time difference**: +8h (When it's 03:40 in Butte, it's 11:40 in Johannesburg)
- **Elevation difference**: 8 ft (JNB is higher than BTM)

## Airports

### [Bert Mooney Airport (BTM)](https://www.flightduration.online/airport/btm-butte-bert-mooney-airport/1ef266df-1175-60a4-aa32-06bb2780ed98)

- City: Butte, United States
- ICAO: KBTM
- Timezone: America/Denver
- Coordinates: 45.950000, -112.500000
- Elevation: 5,551 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 03:40 in Butte, it's 11:40 in Johannesburg.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Bert Mooney Airport (BTM)](https://www.flightduration.online/airport/btm-butte-bert-mooney-airport/1ef266df-1175-60a4-aa32-06bb2780ed98)
- [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)