# Distance from Seattle (SEA) to Ulusaba (ULX)

> 16,592 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,592 km / 10,310 mi / 8,959 nm
- **Estimated flight time**: 21h
- **Heading**: 52° (northeast)
- **Return heading**: 324° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → South Africa
- **Intercontinental**: North America → Africa
- **Time difference**: +9h (When it's 17:16 in Seattle, it's 02:16 in Ulusaba)
- **Elevation difference**: 831 ft (ULX is higher than SEA)

## Airports

### [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

### [Ulusaba Airport (ULX)](https://www.flightduration.online/airport/ulx-ulusaba-ulusaba-airport/1ef266de-d506-6d52-ae35-06bb2780ed98)

- City: Ulusaba, South Africa
- ICAO: FAUS
- Timezone: Africa/Johannesburg
- Coordinates: -24.790000, 31.350000
- Elevation: 1,263 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 17:16 in Seattle, it's 02:16 in Ulusaba.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Ulusaba Airport (ULX)](https://www.flightduration.online/airport/ulx-ulusaba-ulusaba-airport/1ef266de-d506-6d52-ae35-06bb2780ed98)
- [Flight duration calculator](/#calculator)