How far is Great Falls, MT, from Johannesburg?
The distance between Johannesburg (OR Tambo International Airport) and Great Falls (Great Falls International Airport) is 9803 miles / 15776 kilometers / 8518 nautical miles.
OR Tambo International Airport – Great Falls International Airport
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Distance from Johannesburg to Great Falls
There are several ways to calculate the distance from Johannesburg to Great Falls. Here are two standard methods:
Vincenty's formula (applied above)- 9802.860 miles
- 15776.174 kilometers
- 8518.452 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 9803.880 miles
- 15777.816 kilometers
- 8519.339 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
How long does it take to fly from Johannesburg to Great Falls?
The estimated flight time from OR Tambo International Airport to Great Falls International Airport is 19 hours and 3 minutes.
What is the time difference between Johannesburg and Great Falls?
Flight carbon footprint between OR Tambo International Airport (JNB) and Great Falls International Airport (GTF)
On average, flying from Johannesburg to Great Falls generates about 1 271 kg of CO2 per passenger, and 1 271 kilograms equals 2 801 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Johannesburg to Great Falls
See the map of the shortest flight path between OR Tambo International Airport (JNB) and Great Falls International Airport (GTF).
Airport information
| Origin | OR Tambo International Airport |
|---|---|
| City: | Johannesburg |
| Country: | South Africa  |
| IATA Code: | JNB |
| ICAO Code: | FAOR |
| Coordinates: | 26°8′21″S, 28°14′45″E |
| Destination | Great Falls International Airport |
|---|---|
| City: | Great Falls, MT |
| Country: | United States  |
| IATA Code: | GTF |
| ICAO Code: | KGTF |
| Coordinates: | 47°28′55″N, 111°22′15″W |