# Distance from Seattle (SEA) to Mthatha (UTT)

> 16,990 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,990 km / 10,557 mi / 9,174 nm
- **Estimated flight time**: 21h
- **Heading**: 65° (east northeast)
- **Return heading**: 314° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → South Africa
- **Intercontinental**: North America → Africa
- **Time difference**: +9h (When it's 07:52 in Seattle, it's 16:52 in Mthatha)
- **Elevation difference**: 1,968 ft (UTT is higher than SEA)

## Airports

### [Seattle-Tacoma International Airport (SEA)](https://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

### [K. D. Matanzima Airport (UTT)](https://flightduration.online/airport/utt-mthatha-k-d-matanzima-airport/1ef266de-d50b-6280-9fd0-06bb2780ed98)

- City: Mthatha, South Africa
- ICAO: FAUT
- Timezone: Africa/Johannesburg
- Coordinates: -31.550000, 28.670000
- Elevation: 2,400 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 07:52 in Seattle, it's 16:52 in Mthatha.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Seattle-Tacoma International Airport (SEA)](https://flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [K. D. Matanzima Airport (UTT)](https://flightduration.online/airport/utt-mthatha-k-d-matanzima-airport/1ef266de-d50b-6280-9fd0-06bb2780ed98)
- [Flight duration calculator](/#calculator)