# Distance from Langebaanweg (SDB) to Seattle (SEA)

> 16,343 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,343 km / 10,155 mi / 8,825 nm
- **Estimated flight time**: 20h
- **Heading**: 308° (northwest)
- **Return heading**: 78° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (South Africa) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -9h (When it's 23:54 in Langebaanweg, it's 14:54 in Seattle)
- **Elevation difference**: 324 ft (SEA is higher than SDB)

## Airports

### [Langebaanweg Airport (SDB)](https://www.flightduration.online/airport/sdb-langebaanweg-langebaanweg-airport/1ef266de-d304-6d6a-93d9-06bb2780ed98)

- City: Langebaanweg, South Africa
- ICAO: FALW
- Timezone: Africa/Johannesburg
- Coordinates: -32.970000, 18.160000
- Elevation: 108 ft

### [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)

- City: Seattle, United States
- ICAO: KSEA
- Timezone: America/Los_Angeles
- Coordinates: 47.450000, -122.310000
- Elevation: 432 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 23:54 in Langebaanweg, it's 14:54 in Seattle.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Langebaanweg Airport (SDB)](https://www.flightduration.online/airport/sdb-langebaanweg-langebaanweg-airport/1ef266de-d304-6d6a-93d9-06bb2780ed98)
- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)