# Distance from Seoul (ICN) to Las Heras (LHS)

> 18,395 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,395 km / 11,430 mi / 9,933 nm
- **Estimated flight time**: 23h
- **Heading**: 133° (southeast)
- **Return heading**: 237° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (South Korea) → Argentina
- **Intercontinental**: Asia → South America
- **Time difference**: -12h (When it's 18:29 in Seoul, it's 06:29 in Las Heras)
- **Elevation difference**: 1,059 ft (LHS is higher than ICN)

## Airports

### [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)

- City: Seoul, South Korea
- ICAO: RKSI
- Timezone: Asia/Seoul
- Coordinates: 37.470000, 126.450000
- Elevation: 23 ft

### [Las Heras Airport (LHS)](https://www.flightduration.online/airport/lhs-las-heras-las-heras-airport/1ef266df-92b5-670e-9b69-06bb2780ed98)

- City: Las Heras, Argentina
- ICAO: SAVH
- Timezone: America/Argentina/Rio_Gallegos
- Coordinates: -46.540000, -68.970000
- Elevation: 1,082 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 18:29 in Seoul, it's 06:29 in Las Heras.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Las Heras Airport (LHS)](https://www.flightduration.online/airport/lhs-las-heras-las-heras-airport/1ef266df-92b5-670e-9b69-06bb2780ed98)
- [Flight duration calculator](/#calculator)