# Distance from Granite Mountain (GMT) to Johannesburg (JNB)

> 15,597 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,597 km / 9,691 mi / 8,422 nm
- **Estimated flight time**: 19h
- **Heading**: 347° (north northwest)
- **Return heading**: 6° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → South Africa
- **Intercontinental**: North America → Africa
- **Time difference**: +10h (When it's 18:49 in Granite Mountain, it's 04:49 in Johannesburg)
- **Elevation difference**: 4,245 ft (JNB is higher than GMT)

## Airports

### [Granite Mountain Air Station (GMT)](https://www.flightduration.online/airport/gmt-granite-mountain-granite-mountain-air-station/1ef266df-86a2-6e08-9237-06bb2780ed98)

- City: Granite Mountain, United States
- ICAO: PAGZ
- Timezone: America/Anchorage
- Coordinates: 65.400000, -161.300000
- Elevation: 1,313 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 18:49 in Granite Mountain, it's 04:49 in Johannesburg.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Granite Mountain Air Station (GMT)](https://www.flightduration.online/airport/gmt-granite-mountain-granite-mountain-air-station/1ef266df-86a2-6e08-9237-06bb2780ed98)
- [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)