# Distance from Adelaide (ADL) to Delta Junction Ft Greely (BIG)

> 12,814 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,814 km / 7,962 mi / 6,919 nm
- **Estimated flight time**: 16h
- **Heading**: 28° (north northeast)
- **Return heading**: 241° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -17.5h (When it's 23:38 in Adelaide, it's 06:08 in Delta Junction Ft Greely)
- **Elevation difference**: 1,265 ft (BIG 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

### [Allen Army Air Field (BIG)](https://www.flightduration.online/airport/big-delta-junction-ft-greely-allen-army-air-field/1ef266df-85c4-609a-b5b4-06bb2780ed98)

- City: Delta Junction Ft Greely, United States
- ICAO: PABI
- Timezone: America/Anchorage
- Coordinates: 64.000000, -145.720000
- Elevation: 1,285 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 23:38 in Adelaide, it's 06:08 in Delta Junction Ft Greely.
With a 17.5-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)
- [Allen Army Air Field (BIG)](https://www.flightduration.online/airport/big-delta-junction-ft-greely-allen-army-air-field/1ef266df-85c4-609a-b5b4-06bb2780ed98)
- [Flight duration calculator](/#calculator)