# Distance from Christiansted (STX) to Sydney (SYD)

> 16,015 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,015 km / 9,951 mi / 8,647 nm
- **Estimated flight time**: 20h
- **Heading**: 236° (southwest)
- **Return heading**: 108° (east southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +14h (When it's 05:26 in Christiansted, it's 19:26 in Sydney)
- **Elevation difference**: 53 ft (SYD is lower than STX)

## Airports

### [Henry E Rohlsen Airport (STX)](https://www.flightduration.online/airport/stx-christiansted-henry-e-rohlsen-airport/1ef266df-e018-614a-9dca-06bb2780ed98)

- City: Christiansted, United States
- ICAO: TISX
- Timezone: America/St_Thomas
- Coordinates: 17.700000, -64.800000
- Elevation: 74 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 05:26 in Christiansted, it's 19:26 in Sydney.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Henry E Rohlsen Airport (STX)](https://www.flightduration.online/airport/stx-christiansted-henry-e-rohlsen-airport/1ef266df-e018-614a-9dca-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)