# Distance from Austin (AUS) to Castries (SLU)

> 4,159 km · estimated flight time 6h · Long-haul route.

## Summary

- **Distance**: 4,159 km / 2,584 mi / 2,246 nm
- **Estimated flight time**: 6h
- **Heading**: 107° (east southeast)
- **Return heading**: 302° (west northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Saint Lucia
- **Time difference**: +1h (When it's 01:16 in Austin, it's 02:16 in Castries)
- **Elevation difference**: 520 ft (SLU is lower than AUS)

## Airports

### [Austin-Bergstrom International Airport (AUS)](https://www.flightduration.online/airport/aus-austin-austin-bergstrom-international-airport/1ef266df-0f36-6446-a422-06bb2780ed98)

- City: Austin, United States
- ICAO: KAUS
- Timezone: America/Chicago
- Coordinates: 30.190000, -97.670000
- Elevation: 542 ft

### [George F. L. Charles Airport (SLU)](https://www.flightduration.online/airport/slu-castries-george-f-l-charles-airport/1ef266df-e048-6ec6-bfdb-06bb2780ed98)

- City: Castries, Saint Lucia
- ICAO: TLPC
- Timezone: America/St_Lucia
- Coordinates: 14.020000, -60.990000
- Elevation: 22 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 01:16 in Austin, it's 02:16 in Castries.

## Related

- [Austin-Bergstrom International Airport (AUS)](https://www.flightduration.online/airport/aus-austin-austin-bergstrom-international-airport/1ef266df-0f36-6446-a422-06bb2780ed98)
- [George F. L. Charles Airport (SLU)](https://www.flightduration.online/airport/slu-castries-george-f-l-charles-airport/1ef266df-e048-6ec6-bfdb-06bb2780ed98)
- [Flight duration calculator](/#calculator)