# Distance from Betou (BTB) to St Louis (STL)

> 11,411 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,411 km / 7,091 mi / 6,162 nm
- **Estimated flight time**: 14h
- **Heading**: 311° (northwest)
- **Return heading**: 76° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Congo) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -6h (When it's 23:22 in Betou, it's 17:22 in St Louis)
- **Elevation difference**: 551 ft (STL is lower than BTB)

## Airports

### [Betou Airport (BTB)](https://www.flightduration.online/airport/btb-betou-betou-airport/1ef266de-d6a4-6740-a27e-06bb2780ed98)

- City: Betou, Congo
- ICAO: FCOT
- Timezone: Africa/Brazzaville
- Coordinates: 3.050000, 18.500000
- Elevation: 1,168 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 23:22 in Betou, it's 17:22 in St Louis.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Betou Airport (BTB)](https://www.flightduration.online/airport/btb-betou-betou-airport/1ef266de-d6a4-6740-a27e-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)