# Distance from Adelaide (ADL) to Harlingen (HRL)

> 14,620 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,620 km / 9,084 mi / 7,894 nm
- **Estimated flight time**: 18h
- **Heading**: 84° (east)
- **Return heading**: 245° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -14.5h (When it's 00:30 in Adelaide, it's 10:00 in Harlingen)
- **Elevation difference**: 16 ft (HRL is higher than ADL)

## Airports

### [Adelaide International Airport (ADL)](https://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

### [Valley International Airport (HRL)](https://flightduration.online/airport/hrl-harlingen-valley-international-airport/1ef266df-214f-6e16-852a-06bb2780ed98)

- City: Harlingen, United States
- ICAO: KHRL
- Timezone: America/Chicago
- Coordinates: 26.230000, -97.660000
- Elevation: 36 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 00:30 in Adelaide, it's 10:00 in Harlingen.
With a 14.5-hour time difference, expect significant jet lag.

## Related

- [Adelaide International Airport (ADL)](https://flightduration.online/airport/adl-adelaide-adelaide-international-airport/1ef266e0-1682-610e-a772-06bb2780ed98)
- [Valley International Airport (HRL)](https://flightduration.online/airport/hrl-harlingen-valley-international-airport/1ef266df-214f-6e16-852a-06bb2780ed98)
- [Flight duration calculator](/#calculator)