# Distance from Adelaide (ADL) to Sion (SIR)

> 15,781 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 15,781 km / 9,806 mi / 8,521 nm
- **Estimated flight time**: 20h
- **Heading**: 302° (west northwest)
- **Return heading**: 91° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → Switzerland
- **Intercontinental**: Oceania → Europe
- **Time difference**: -7.5h (When it's 13:27 in Adelaide, it's 05:57 in Sion)
- **Elevation difference**: 1,565 ft (SIR 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

### [Sion Airport (SIR)](https://www.flightduration.online/airport/sir-sion-sion-airport/1ef266df-5741-6844-a33f-06bb2780ed98)

- City: Sion, Switzerland
- ICAO: LSGS
- Timezone: Europe/Zurich
- Coordinates: 46.220000, 7.330000
- Elevation: 1,585 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 13:27 in Adelaide, it's 05:57 in Sion.
With a 7.5-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)
- [Sion Airport (SIR)](https://www.flightduration.online/airport/sir-sion-sion-airport/1ef266df-5741-6844-a33f-06bb2780ed98)
- [Flight duration calculator](/#calculator)