# Distance from Indulkana Airport (IDK) to Seattle (SEA)

> 13,224 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,224 km / 8,217 mi / 7,140 nm
- **Estimated flight time**: 17h
- **Heading**: 48° (northeast)
- **Return heading**: 261° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -16.5h (When it's 20:57 in Indulkana Airport, it's 04:27 in Seattle)
- **Elevation difference**: 31 ft (SEA is higher than IDK)

## Airports

### [Indulkana Airport (IDK)](https://www.flightduration.online/airport/idk-indulkana-airport/1ef266e0-0e66-66c8-9e15-06bb2780ed98)

- City: Indulkana Airport, Australia
- ICAO: YIDK
- Timezone: Australia/Adelaide
- Coordinates: -26.970000, 133.320000
- Elevation: 401 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 20:57 in Indulkana Airport, it's 04:27 in Seattle.
With a 16.5-hour time difference, expect significant jet lag.

## Related

- [Indulkana Airport (IDK)](https://www.flightduration.online/airport/idk-indulkana-airport/1ef266e0-0e66-66c8-9e15-06bb2780ed98)
- [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)