# Distance from Castres/Mazamet (DCM) to Seoul (ICN)

> 9,393 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,393 km / 5,837 mi / 5,072 nm
- **Estimated flight time**: 12h
- **Heading**: 41° (northeast)
- **Return heading**: 323° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (France) → South Korea
- **Intercontinental**: Europe → Asia
- **Time difference**: +7h (When it's 02:29 in Castres/Mazamet, it's 09:29 in Seoul)
- **Elevation difference**: 765 ft (ICN is lower than DCM)

## Airports

### [Castres-Mazamet Airport (DCM)](https://www.flightduration.online/airport/dcm-castresmazamet-castres-mazamet-airport/1ef266df-4730-6036-a71b-06bb2780ed98)

- City: Castres/Mazamet, France
- ICAO: LFCK
- Timezone: Europe/Paris
- Coordinates: 43.560000, 2.290000
- Elevation: 788 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 02:29 in Castres/Mazamet, it's 09:29 in Seoul.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Castres-Mazamet Airport (DCM)](https://www.flightduration.online/airport/dcm-castresmazamet-castres-mazamet-airport/1ef266df-4730-6036-a71b-06bb2780ed98)
- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Flight duration calculator](/#calculator)