# Distance from Sines Airport (SIE) to Sydney (SYD)

> 18,165 km · estimated flight time 22h · Ultra-long-haul route.

## Summary

- **Distance**: 18,165 km / 11,287 mi / 9,808 nm
- **Estimated flight time**: 22h
- **Heading**: 82° (east)
- **Return heading**: 290° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Portugal) → Australia
- **Intercontinental**: Europe → Oceania
- **Time difference**: +9h (When it's 06:20 in Sines Airport, it's 15:20 in Sydney)
- **Elevation difference**: 21 ft (SYD is higher than SIE)

## Airports

### [Sines Airport (SIE)](https://www.flightduration.online/airport/sie-sines-airport/1ef266df-55f7-63c6-861d-06bb2780ed98)

- City: Sines Airport, Portugal
- ICAO: LPSI
- Timezone: Europe/Lisbon
- Coordinates: 37.940000, -8.820000
- Elevation: 0 ft

### [Sydney Kingsford Smith International Airport (SYD)](https://www.flightduration.online/airport/syd-sydney-sydney-kingsford-smith-international-airport/1ef266e0-1982-6f84-a5a1-06bb2780ed98)

- City: Sydney, Australia
- ICAO: YSSY
- Timezone: Australia/Sydney
- Coordinates: -33.950000, 151.180000
- Elevation: 21 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 06:20 in Sines Airport, it's 15:20 in Sydney.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Sines Airport (SIE)](https://www.flightduration.online/airport/sie-sines-airport/1ef266df-55f7-63c6-861d-06bb2780ed98)
- [Sydney Kingsford Smith International Airport (SYD)](https://www.flightduration.online/airport/syd-sydney-sydney-kingsford-smith-international-airport/1ef266e0-1982-6f84-a5a1-06bb2780ed98)
- [Flight duration calculator](/#calculator)