# Distance from Basankusu (BSU) to St Louis (STL)

> 11,653 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,653 km / 7,241 mi / 6,292 nm
- **Estimated flight time**: 15h
- **Heading**: 311° (northwest)
- **Return heading**: 76° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (DR Congo) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -6h (When it's 22:03 in Basankusu, it's 16:03 in St Louis)
- **Elevation difference**: 600 ft (STL is lower than BSU)

## Airports

### [Basankusu Airport (BSU)](https://www.flightduration.online/airport/bsu-basankusu-basankusu-airport/1ef266de-e326-6f18-af67-06bb2780ed98)

- City: Basankusu, DR Congo
- ICAO: FZEN
- Timezone: Africa/Kinshasa
- Coordinates: 1.220000, 19.790000
- Elevation: 1,217 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 22:03 in Basankusu, it's 16:03 in St Louis.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Basankusu Airport (BSU)](https://www.flightduration.online/airport/bsu-basankusu-basankusu-airport/1ef266de-e326-6f18-af67-06bb2780ed98)
- [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)