# Distance from Houston (IAH) to Sumbe (NDD)

> 12,464 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,464 km / 7,745 mi / 6,730 nm
- **Estimated flight time**: 16h
- **Heading**: 90° (east)
- **Return heading**: 298° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Angola
- **Intercontinental**: North America → Africa
- **Time difference**: +6h (When it's 06:56 in Houston, it's 12:56 in Sumbe)
- **Elevation difference**: 60 ft (NDD is lower than IAH)

## Airports

### [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)

- City: Houston, United States
- ICAO: KIAH
- Timezone: America/Chicago
- Coordinates: 29.980000, -95.340000
- Elevation: 96 ft

### [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

## 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 06:56 in Houston, it's 12:56 in Sumbe.
With a 6-hour time difference, expect significant jet lag.

## Related

- [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)
- [Sumbe Airport (NDD)](https://www.flightduration.online/airport/ndd-sumbe-sumbe-airport/1ef266de-dcf3-65a6-9dfb-06bb2780ed98)
- [Flight duration calculator](/#calculator)