# Distance from Chengdu (CTU) to Merlo (RLO)

> 18,966 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,966 km / 11,785 mi / 10,241 nm
- **Estimated flight time**: 23h
- **Heading**: 256° (west southwest)
- **Return heading**: 98° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (China) → Argentina
- **Intercontinental**: Asia → South America
- **Time difference**: -11h (When it's 06:09 in Chengdu, it's 19:09 in Merlo)
- **Elevation difference**: 396 ft (RLO is higher 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

### [Valle Del Conlara International Airport (RLO)](https://www.flightduration.online/airport/rlo-merlo-valle-del-conlara-international-airport/1ef266df-9228-6f70-a814-06bb2780ed98)

- City: Merlo, Argentina
- ICAO: SAOS
- Timezone: America/Argentina/San_Luis
- Coordinates: -32.380000, -65.190000
- Elevation: 2,021 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 06:09 in Chengdu, it's 19:09 in Merlo.
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)
- [Valle Del Conlara International Airport (RLO)](https://www.flightduration.online/airport/rlo-merlo-valle-del-conlara-international-airport/1ef266df-9228-6f70-a814-06bb2780ed98)
- [Flight duration calculator](/#calculator)