# Distance from Grand Marais (GRM) to Seoul (ICN)

> 9,851 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 9,851 km / 6,121 mi / 5,319 nm
- **Estimated flight time**: 13h
- **Heading**: 332° (north northwest)
- **Return heading**: 24° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → South Korea
- **Intercontinental**: North America → Asia
- **Time difference**: +14h (When it's 21:46 in Grand Marais, it's 11:46 in Seoul)
- **Elevation difference**: 1,780 ft (ICN is lower than GRM)

## Airports

### [Grand Marais/Cook County Airport (GRM)](https://www.flightduration.online/airport/grm-grand-marais-grand-maraiscook-county-airport/1ef266df-1404-6842-beaf-06bb2780ed98)

- City: Grand Marais, United States
- ICAO: KCKC
- Timezone: America/Chicago
- Coordinates: 47.840000, -90.380000
- Elevation: 1,803 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 21:46 in Grand Marais, it's 11:46 in Seoul.
With a 14-hour time difference, expect significant jet lag.

## Related

- [Grand Marais/Cook County Airport (GRM)](https://www.flightduration.online/airport/grm-grand-marais-grand-maraiscook-county-airport/1ef266df-1404-6842-beaf-06bb2780ed98)
- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Flight duration calculator](/#calculator)