# Distance from Adelaide (ADL) to Siena (SAY)

> 15,450 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,450 km / 9,600 mi / 8,342 nm
- **Estimated flight time**: 19h
- **Heading**: 298° (west northwest)
- **Return heading**: 97° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → Italy
- **Intercontinental**: Oceania → Europe
- **Time difference**: -7.5h (When it's 04:52 in Adelaide, it's 21:22 in Siena)
- **Elevation difference**: 614 ft (SAY 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

### [Siena / Ampugnano Airport (SAY)](https://www.flightduration.online/airport/say-siena-siena-ampugnano-airport/1ef266df-5127-6c2e-a7d4-06bb2780ed98)

- City: Siena, Italy
- ICAO: LIQS
- Timezone: Europe/Rome
- Coordinates: 43.260000, 11.260000
- Elevation: 634 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 04:52 in Adelaide, it's 21:22 in Siena.
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)
- [Siena / Ampugnano Airport (SAY)](https://www.flightduration.online/airport/say-siena-siena-ampugnano-airport/1ef266df-5127-6c2e-a7d4-06bb2780ed98)
- [Flight duration calculator](/#calculator)