# Distance from Seattle (SEA) to Whyalla (WYA)

> 13,358 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,358 km / 8,301 mi / 7,213 nm
- **Estimated flight time**: 17h
- **Heading**: 253° (west southwest)
- **Return heading**: 50° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +16.5h (When it's 21:26 in Seattle, it's 13:56 in Whyalla)
- **Elevation difference**: 391 ft (WYA is lower 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

### [Whyalla Airport (WYA)](https://www.flightduration.online/airport/wya-whyalla-whyalla-airport/1ef266e0-1c2a-6ef8-b992-06bb2780ed98)

- City: Whyalla, Australia
- ICAO: YWHA
- Timezone: Australia/Adelaide
- Coordinates: -33.060000, 137.510000
- Elevation: 41 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 21:26 in Seattle, it's 13:56 in Whyalla.
With a 16.5-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)
- [Whyalla Airport (WYA)](https://www.flightduration.online/airport/wya-whyalla-whyalla-airport/1ef266e0-1c2a-6ef8-b992-06bb2780ed98)
- [Flight duration calculator](/#calculator)