# Distance from Kalgoorlie (KGI) to Seattle (SEA)

> 14,381 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,381 km / 8,936 mi / 7,765 nm
- **Estimated flight time**: 18h
- **Heading**: 52° (northeast)
- **Return heading**: 265° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -15h (When it's 04:01 in Kalgoorlie, it's 13:01 in Seattle)
- **Elevation difference**: 771 ft (SEA is lower than KGI)

## Airports

### [Kalgoorlie Boulder Airport (KGI)](https://www.flightduration.online/airport/kgi-kalgoorlie-kalgoorlie-boulder-airport/1ef266e0-16f8-6e8a-94f6-06bb2780ed98)

- City: Kalgoorlie, Australia
- ICAO: YPKG
- Timezone: Australia/Perth
- Coordinates: -30.790000, 121.460000
- Elevation: 1,203 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 04:01 in Kalgoorlie, it's 13:01 in Seattle.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Kalgoorlie Boulder Airport (KGI)](https://www.flightduration.online/airport/kgi-kalgoorlie-kalgoorlie-boulder-airport/1ef266e0-16f8-6e8a-94f6-06bb2780ed98)
- [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)