# Distance from Tokyo (HND) to Necochea (NEC)

> 18,335 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,335 km / 11,393 mi / 9,900 nm
- **Estimated flight time**: 23h
- **Heading**: 107° (east southeast)
- **Return heading**: 265° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Japan) → Argentina
- **Intercontinental**: Asia → South America
- **Time difference**: -12h (When it's 02:06 in Tokyo, it's 14:06 in Necochea)
- **Elevation difference**: 37 ft (NEC is higher than HND)

## Airports

### [Tokyo International Airport (HND)](https://www.flightduration.online/airport/hnd-tokyo-tokyo-international-airport/1ef266df-8cd8-6048-941e-06bb2780ed98)

- City: Tokyo, Japan
- ICAO: RJTT
- Timezone: Asia/Tokyo
- Coordinates: 35.550000, 139.780000
- Elevation: 35 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 02:06 in Tokyo, it's 14:06 in Necochea.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Tokyo International Airport (HND)](https://www.flightduration.online/airport/hnd-tokyo-tokyo-international-airport/1ef266df-8cd8-6048-941e-06bb2780ed98)
- [Necochea Airport (NEC)](https://www.flightduration.online/airport/nec-necochea-necochea-airport/1ef266df-9374-6df2-8aed-06bb2780ed98)
- [Flight duration calculator](/#calculator)