# Distance from Buenos Aires (AEP) to Nankoku (KCZ)

> 18,896 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,896 km / 11,742 mi / 10,203 nm
- **Estimated flight time**: 23h
- **Heading**: 268° (west)
- **Return heading**: 99° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (Argentina) → Japan
- **Intercontinental**: South America → Asia
- **Time difference**: +12h (When it's 00:37 in Buenos Aires, it's 12:37 in Nankoku)
- **Elevation difference**: 24 ft (KCZ 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

### [Kochi Ryoma Airport (KCZ)](https://www.flightduration.online/airport/kcz-nankoku-kochi-ryoma-airport/1ef266df-8c4e-6fc8-acda-06bb2780ed98)

- City: Nankoku, Japan
- ICAO: RJOK
- Timezone: Asia/Tokyo
- Coordinates: 33.550000, 133.670000
- Elevation: 42 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 00:37 in Buenos Aires, it's 12:37 in Nankoku.
With a 12-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)
- [Kochi Ryoma Airport (KCZ)](https://www.flightduration.online/airport/kcz-nankoku-kochi-ryoma-airport/1ef266df-8c4e-6fc8-acda-06bb2780ed98)
- [Flight duration calculator](/#calculator)