# Distance from Sumbe (NDD) to St Louis (STL)

> 12,010 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,010 km / 7,463 mi / 6,485 nm
- **Estimated flight time**: 15h
- **Heading**: 307° (northwest)
- **Return heading**: 90° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (Angola) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -6h (When it's 02:29 in Sumbe, it's 20:29 in St Louis)
- **Elevation difference**: 581 ft (STL is higher than NDD)

## Airports

### [Sumbe Airport (NDD)](https://www.flightduration.online/airport/ndd-sumbe-sumbe-airport/1ef266de-dcf3-65a6-9dfb-06bb2780ed98)

- City: Sumbe, Angola
- ICAO: FNSU
- Timezone: Africa/Luanda
- Coordinates: -11.170000, 13.850000
- Elevation: 36 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 02:29 in Sumbe, it's 20:29 in St Louis.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Sumbe Airport (NDD)](https://www.flightduration.online/airport/ndd-sumbe-sumbe-airport/1ef266de-dcf3-65a6-9dfb-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)