# Distance from Collie Airport (CIE) to Seattle (SEA)

> 14,948 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 14,948 km / 9,288 mi / 8,071 nm
- **Estimated flight time**: 19h
- **Heading**: 54° (northeast)
- **Return heading**: 266° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -15h (When it's 12:47 in Collie Airport, it's 21:47 in Seattle)
- **Elevation difference**: 432 ft (SEA is higher than CIE)

## Airports

### [Collie Airport (CIE)](https://www.flightduration.online/airport/cie-collie-airport/1ef266e0-092b-6622-ac6c-06bb2780ed98)

- City: Collie Airport, Australia
- ICAO: YCOI
- Timezone: Australia/Perth
- Coordinates: -33.370000, 116.220000
- Elevation: 0 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 12:47 in Collie Airport, it's 21:47 in Seattle.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Collie Airport (CIE)](https://www.flightduration.online/airport/cie-collie-airport/1ef266e0-092b-6622-ac6c-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)