# Distance from Chengdu (CTU) to Necochea (NEC)

> 18,213 km · estimated flight time 22h · Ultra-long-haul route.

## Summary

- **Distance**: 18,213 km / 11,317 mi / 9,834 nm
- **Estimated flight time**: 22h
- **Heading**: 236° (southwest)
- **Return heading**: 114° (east southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → Argentina
- **Intercontinental**: Asia → South America
- **Time difference**: -11h (When it's 13:59 in Chengdu, it's 02:59 in Necochea)
- **Elevation difference**: 1,553 ft (NEC is lower than CTU)

## Airports

### [Chengdu Shuangliu International Airport (CTU)](https://www.flightduration.online/airport/ctu-chengdu-chengdu-shuangliu-international-airport/1ef266e0-20d1-6f24-8403-06bb2780ed98)

- City: Chengdu, China
- ICAO: ZUUU
- Timezone: Asia/Shanghai
- Coordinates: 30.580000, 103.950000
- Elevation: 1,625 ft

### [Necochea Airport (NEC)](https://www.flightduration.online/airport/nec-necochea-necochea-airport/1ef266df-9374-6df2-8aed-06bb2780ed98)

- City: Necochea, Argentina
- ICAO: SAZO
- Timezone: America/Argentina/Buenos_Aires
- Coordinates: -38.480000, -58.820000
- Elevation: 72 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 13:59 in Chengdu, it's 02:59 in Necochea.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Chengdu Shuangliu International Airport (CTU)](https://www.flightduration.online/airport/ctu-chengdu-chengdu-shuangliu-international-airport/1ef266e0-20d1-6f24-8403-06bb2780ed98)
- [Necochea Airport (NEC)](https://www.flightduration.online/airport/nec-necochea-necochea-airport/1ef266df-9374-6df2-8aed-06bb2780ed98)
- [Flight duration calculator](/#calculator)