# Distance from Sishen (SIS) to St Louis (STL)

> 13,829 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,829 km / 8,593 mi / 7,467 nm
- **Estimated flight time**: 17h
- **Heading**: 300° (west northwest)
- **Return heading**: 100° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (South Africa) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -7h (When it's 14:52 in Sishen, it's 07:52 in St Louis)
- **Elevation difference**: 3,231 ft (STL is lower than SIS)

## Airports

### [Sishen Airport (SIS)](https://www.flightduration.online/airport/sis-sishen-sishen-airport/1ef266de-d48f-6414-bfd9-06bb2780ed98)

- City: Sishen, South Africa
- ICAO: FASS
- Timezone: Africa/Johannesburg
- Coordinates: -27.650000, 23.000000
- Elevation: 3,848 ft

### [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)

- City: St Louis, United States
- ICAO: KSTL
- Timezone: America/Chicago
- Coordinates: 38.750000, -90.370000
- Elevation: 617 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 14:52 in Sishen, it's 07:52 in St Louis.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Sishen Airport (SIS)](https://www.flightduration.online/airport/sis-sishen-sishen-airport/1ef266de-d48f-6414-bfd9-06bb2780ed98)
- [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)
- [Flight duration calculator](/#calculator)