# Distance from Adelaide (ADL) to Charlotte Amalie (STT)

> 17,051 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 17,051 km / 10,595 mi / 9,207 nm
- **Estimated flight time**: 21h
- **Heading**: 122° (east southeast)
- **Return heading**: 227° (southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -13.5h (When it's 10:31 in Adelaide, it's 21:01 in Charlotte Amalie)
- **Elevation difference**: 4 ft (STT 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

### [Cyril E King Airport (STT)](https://www.flightduration.online/airport/stt-charlotte-amalie-cyril-e-king-airport/1ef266df-e014-6496-987b-06bb2780ed98)

- City: Charlotte Amalie, United States
- ICAO: TIST
- Timezone: America/St_Thomas
- Coordinates: 18.340000, -64.970000
- Elevation: 24 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 10:31 in Adelaide, it's 21:01 in Charlotte Amalie.
With a 13.5-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)
- [Cyril E King Airport (STT)](https://www.flightduration.online/airport/stt-charlotte-amalie-cyril-e-king-airport/1ef266df-e014-6496-987b-06bb2780ed98)
- [Flight duration calculator](/#calculator)