# Distance from London (LHR) to Necochea (NEC)

> 11,492 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,492 km / 7,141 mi / 6,205 nm
- **Estimated flight time**: 15h
- **Heading**: 223° (southwest)
- **Return heading**: 33° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United Kingdom) → Argentina
- **Intercontinental**: Europe → South America
- **Time difference**: -4h (When it's 22:47 in London, it's 18:47 in Necochea)
- **Elevation difference**: 11 ft (NEC is lower than LHR)

## Airports

### [London Heathrow Airport (LHR)](https://www.flightduration.online/airport/lhr-london-london-heathrow-airport/1ef266de-c45a-6b7a-a3bf-06bb2780ed98)

- City: London, United Kingdom
- ICAO: EGLL
- Timezone: Europe/London
- Coordinates: 51.470000, -0.460000
- Elevation: 83 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 22:47 in London, it's 18:47 in Necochea.
The 4-hour time difference may cause some jet lag.

## Related

- [London Heathrow Airport (LHR)](https://www.flightduration.online/airport/lhr-london-london-heathrow-airport/1ef266de-c45a-6b7a-a3bf-06bb2780ed98)
- [Necochea Airport (NEC)](https://www.flightduration.online/airport/nec-necochea-necochea-airport/1ef266df-9374-6df2-8aed-06bb2780ed98)
- [Flight duration calculator](/#calculator)