# Distance from Adelaide (ADL) to Union City (UCY)

> 15,763 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 15,763 km / 9,795 mi / 8,511 nm
- **Estimated flight time**: 20h
- **Heading**: 74° (east northeast)
- **Return heading**: 258° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -14.5h (When it's 18:12 in Adelaide, it's 03:42 in Union City)
- **Elevation difference**: 326 ft (UCY 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

### [Everett-Stewart Regional Airport (UCY)](https://www.flightduration.online/airport/ucy-union-city-everett-stewart-regional-airport/1ef266df-3dbf-6358-bda4-06bb2780ed98)

- City: Union City, United States
- ICAO: KUCY
- Timezone: America/Chicago
- Coordinates: 36.380000, -88.990000
- Elevation: 346 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 18:12 in Adelaide, it's 03:42 in Union City.
With a 14.5-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)
- [Everett-Stewart Regional Airport (UCY)](https://www.flightduration.online/airport/ucy-union-city-everett-stewart-regional-airport/1ef266df-3dbf-6358-bda4-06bb2780ed98)
- [Flight duration calculator](/#calculator)