# Distance from Christchurch (CHC) to Merlo (RLO)

> 9,744 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,744 km / 6,055 mi / 5,261 nm
- **Estimated flight time**: 12h
- **Heading**: 134° (southeast)
- **Return heading**: 218° (southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → Argentina
- **Intercontinental**: Oceania → South America
- **Time difference**: -15h (When it's 13:10 in Christchurch, it's 22:10 in Merlo)
- **Elevation difference**: 1,898 ft (RLO is higher than CHC)

## Airports

### [Christchurch International Airport (CHC)](https://www.flightduration.online/airport/chc-christchurch-christchurch-international-airport/1ef266df-7661-64f4-a788-06bb2780ed98)

- City: Christchurch, New Zealand
- ICAO: NZCH
- Timezone: Pacific/Auckland
- Coordinates: -43.490000, 172.530000
- Elevation: 123 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 13:10 in Christchurch, it's 22:10 in Merlo.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Christchurch International Airport (CHC)](https://www.flightduration.online/airport/chc-christchurch-christchurch-international-airport/1ef266df-7661-64f4-a788-06bb2780ed98)
- [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)