# Distance from Seoul (ICN) to Yaounde (NSI)

> 11,909 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,909 km / 7,400 mi / 6,430 nm
- **Estimated flight time**: 15h
- **Heading**: 289° (west northwest)
- **Return heading**: 49° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (South Korea) → Cameroon
- **Intercontinental**: Asia → Africa
- **Time difference**: -8h (When it's 05:55 in Seoul, it's 21:55 in Yaounde)
- **Elevation difference**: 2,255 ft (NSI 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

### [Yaounde Nsimalen International Airport (NSI)](https://www.flightduration.online/airport/nsi-yaounde-yaounde-nsimalen-international-airport/1ef266de-d91a-616e-b5be-06bb2780ed98)

- City: Yaounde, Cameroon
- ICAO: FKYS
- Timezone: Africa/Douala
- Coordinates: 3.720000, 11.550000
- Elevation: 2,278 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 05:55 in Seoul, it's 21:55 in Yaounde.
With a 8-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)
- [Yaounde Nsimalen International Airport (NSI)](https://www.flightduration.online/airport/nsi-yaounde-yaounde-nsimalen-international-airport/1ef266de-d91a-616e-b5be-06bb2780ed98)
- [Flight duration calculator](/#calculator)