# Distance from Buenos Aires (AEP) to Changsha (CSX)

> 18,952 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,952 km / 11,776 mi / 10,233 nm
- **Estimated flight time**: 23h
- **Heading**: 129° (southeast)
- **Return heading**: 226° (southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Argentina) → China
- **Intercontinental**: South America → Asia
- **Time difference**: +11h (When it's 01:49 in Buenos Aires, it's 12:49 in Changsha)
- **Elevation difference**: 199 ft (CSX is higher than AEP)

## Airports

### [Jorge Newbery Airpark (AEP)](https://www.flightduration.online/airport/aep-buenos-aires-jorge-newbery-airpark/1ef266df-90fd-6222-98d7-06bb2780ed98)

- City: Buenos Aires, Argentina
- ICAO: SABE
- Timezone: America/Argentina/Buenos_Aires
- Coordinates: -34.560000, -58.420000
- Elevation: 18 ft

### [Changsha Huanghua Airport (CSX)](https://www.flightduration.online/airport/csx-changsha-changsha-huanghua-airport/1ef266e0-1e79-6e7a-826c-06bb2780ed98)

- City: Changsha, China
- ICAO: ZGHA
- Timezone: Asia/Shanghai
- Coordinates: 28.190000, 113.220000
- Elevation: 217 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 01:49 in Buenos Aires, it's 12:49 in Changsha.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Jorge Newbery Airpark (AEP)](https://www.flightduration.online/airport/aep-buenos-aires-jorge-newbery-airpark/1ef266df-90fd-6222-98d7-06bb2780ed98)
- [Changsha Huanghua Airport (CSX)](https://www.flightduration.online/airport/csx-changsha-changsha-huanghua-airport/1ef266e0-1e79-6e7a-826c-06bb2780ed98)
- [Flight duration calculator](/#calculator)