# Distance from Colombo (CMB) to Ulaanbaatar (UBN)

> 5,172 km · estimated flight time 7h · Long-haul route.

## Summary

- **Distance**: 5,172 km / 3,214 mi / 2,793 nm
- **Estimated flight time**: 7h
- **Heading**: 25° (north northeast)
- **Return heading**: 218° (southwest)
- **Classification**: Long-haul
- **Type**: International (Sri Lanka) → Mongolia
- **Time difference**: +2.5h (When it's 08:42 in Colombo, it's 11:12 in Ulaanbaatar)
- **Elevation difference**: 4,455 ft (UBN is higher than CMB)

## Airports

### [Bandaranaike International Apt Colombo Airport (CMB)](https://www.flightduration.online/airport/cmb-colombo-bandaranaike-international-apt-colombo-airport/1ef266df-ef5c-65b6-9127-06bb2780ed98)

- City: Colombo, Sri Lanka
- ICAO: VCBI
- Timezone: Asia/Colombo
- Coordinates: 7.180000, 79.880000
- Elevation: 30 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 long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 08:42 in Colombo, it's 11:12 in Ulaanbaatar.

## Related

- [Bandaranaike International Apt Colombo Airport (CMB)](https://www.flightduration.online/airport/cmb-colombo-bandaranaike-international-apt-colombo-airport/1ef266df-ef5c-65b6-9127-06bb2780ed98)
- [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)