# Distance from Adelaide (ADL) to Annai (NAI)

> 16,119 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,119 km / 10,016 mi / 8,704 nm
- **Estimated flight time**: 20h
- **Heading**: 148° (south southeast)
- **Return heading**: 206° (south southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → Guyana
- **Intercontinental**: Oceania → South America
- **Time difference**: -13.5h (When it's 11:26 in Adelaide, it's 21:56 in Annai)
- **Elevation difference**: 281 ft (NAI 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

### [Annai Airport (NAI)](https://www.flightduration.online/airport/nai-annai-annai-airport/1ef266df-dd9e-661c-b7dc-06bb2780ed98)

- City: Annai, Guyana
- ICAO: SYAN
- Timezone: America/Guyana
- Coordinates: 3.960000, -59.120000
- Elevation: 301 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 11:26 in Adelaide, it's 21:56 in Annai.
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)
- [Annai Airport (NAI)](https://www.flightduration.online/airport/nai-annai-annai-airport/1ef266df-dd9e-661c-b7dc-06bb2780ed98)
- [Flight duration calculator](/#calculator)