# Distance from Greymouth Airport (GMN) to Seoul (ICN)

> 9,974 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 9,974 km / 6,198 mi / 5,386 nm
- **Estimated flight time**: 13h
- **Heading**: 326° (northwest)
- **Return heading**: 149° (south southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → South Korea
- **Intercontinental**: Oceania → Asia
- **Time difference**: -3h (When it's 04:05 in Greymouth Airport, it's 01:05 in Seoul)
- **Elevation difference**: 13 ft (ICN is higher than GMN)

## Airports

### [Greymouth Airport (GMN)](https://www.flightduration.online/airport/gmn-greymouth-airport/1ef266df-76a1-6bee-b617-06bb2780ed98)

- City: Greymouth Airport, New Zealand
- ICAO: NZGM
- Timezone: Pacific/Auckland
- Coordinates: -42.460000, 171.190000
- Elevation: 10 ft

### [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

## 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 04:05 in Greymouth Airport, it's 01:05 in Seoul.
The 3-hour time difference may cause some jet lag.

## Related

- [Greymouth Airport (GMN)](https://www.flightduration.online/airport/gmn-greymouth-airport/1ef266df-76a1-6bee-b617-06bb2780ed98)
- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Flight duration calculator](/#calculator)