# Distance from Seoul (ICN) to Ulaanbaatar (UBN)

> 1,957 km · estimated flight time 3h · Medium-haul route.

## Summary

- **Distance**: 1,957 km / 1,216 mi / 1,057 nm
- **Estimated flight time**: 3h
- **Heading**: 312° (northwest)
- **Return heading**: 118° (east southeast)
- **Classification**: Medium-haul
- **Type**: International (South Korea) → Mongolia
- **Time difference**: -1h (When it's 00:18 in Seoul, it's 23:18 in Ulaanbaatar)
- **Elevation difference**: 4,462 ft (UBN 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

### [Chinggis Khaan International Airport (UBN)](https://www.flightduration.online/airport/ubn-ulaanbaatar-chinggis-khaan-international-airport/1ef266e0-1f73-64e8-ba98-06bb2780ed98)

- City: Ulaanbaatar, Mongolia
- ICAO: ZMCK
- Timezone: Asia/Ulaanbaatar
- Coordinates: 47.650000, 106.820000
- Elevation: 4,485 ft

## Route notes

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

Time-zone information: When it's 00:18 in Seoul, it's 23:18 in Ulaanbaatar.

## Related

- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Chinggis Khaan International Airport (UBN)](https://www.flightduration.online/airport/ubn-ulaanbaatar-chinggis-khaan-international-airport/1ef266e0-1f73-64e8-ba98-06bb2780ed98)
- [Flight duration calculator](/#calculator)