# Distance from Nairobi (NBO) to Ulsan (USN)

> 10,312 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,312 km / 6,407 mi / 5,568 nm
- **Estimated flight time**: 13h
- **Heading**: 54° (northeast)
- **Return heading**: 270° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Kenya) → South Korea
- **Intercontinental**: Africa → Asia
- **Time difference**: +6h (When it's 17:49 in Nairobi, it's 23:49 in Ulsan)
- **Elevation difference**: 5,285 ft (USN is lower than NBO)

## Airports

### [Jomo Kenyatta International Airport (NBO)](https://www.flightduration.online/airport/nbo-nairobi-jomo-kenyatta-international-airport/1ef266de-ec1d-68ec-a027-06bb2780ed98)

- City: Nairobi, Kenya
- ICAO: HKJK
- Timezone: Africa/Nairobi
- Coordinates: -1.320000, 36.930000
- Elevation: 5,330 ft

### [Ulsan Airport (USN)](https://www.flightduration.online/airport/usn-ulsan-ulsan-airport/1ef266df-8de2-6506-b034-06bb2780ed98)

- City: Ulsan, South Korea
- ICAO: RKPU
- Timezone: Asia/Seoul
- Coordinates: 35.590000, 129.350000
- Elevation: 45 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 17:49 in Nairobi, it's 23:49 in Ulsan.
With a 6-hour time difference, expect significant jet lag.

## Related

- [Jomo Kenyatta International Airport (NBO)](https://www.flightduration.online/airport/nbo-nairobi-jomo-kenyatta-international-airport/1ef266de-ec1d-68ec-a027-06bb2780ed98)
- [Ulsan Airport (USN)](https://www.flightduration.online/airport/usn-ulsan-ulsan-airport/1ef266df-8de2-6506-b034-06bb2780ed98)
- [Flight duration calculator](/#calculator)