# Distance from Adelaide (ADL) to Sydney (YQY)

> 18,019 km · estimated flight time 22h · Ultra-long-haul route.

## Summary

- **Distance**: 18,019 km / 11,197 mi / 9,730 nm
- **Estimated flight time**: 22h
- **Heading**: 46° (northeast)
- **Return heading**: 302° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → Canada
- **Intercontinental**: Oceania → North America
- **Time difference**: -12.5h (When it's 05:09 in Adelaide, it's 16:39 in Sydney)
- **Elevation difference**: 183 ft (YQY is higher than ADL)

## Airports

### [Adelaide International Airport (ADL)](https://www.flightduration.online/airport/adl-adelaide-adelaide-international-airport/1ef266e0-1682-610e-a772-06bb2780ed98)

- City: Adelaide, Australia
- ICAO: YPAD
- Timezone: Australia/Adelaide
- Coordinates: -34.950000, 138.530000
- Elevation: 20 ft

### [Sydney / J.A. Douglas McCurdy Airport (YQY)](https://www.flightduration.online/airport/yqy-sydney-sydney-ja-douglas-mccurdy-airport/1ef266de-b22c-6cbe-b682-06bb2780ed98)

- City: Sydney, Canada
- ICAO: CYQY
- Timezone: America/Glace_Bay
- Coordinates: 46.160000, -60.050000
- Elevation: 203 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 05:09 in Adelaide, it's 16:39 in Sydney.
With a 12.5-hour time difference, expect significant jet lag.

## Related

- [Adelaide International Airport (ADL)](https://www.flightduration.online/airport/adl-adelaide-adelaide-international-airport/1ef266e0-1682-610e-a772-06bb2780ed98)
- [Sydney / J.A. Douglas McCurdy Airport (YQY)](https://www.flightduration.online/airport/yqy-sydney-sydney-ja-douglas-mccurdy-airport/1ef266de-b22c-6cbe-b682-06bb2780ed98)
- [Flight duration calculator](/#calculator)