# Distance from Colombo (CMB) to Bulgan Sum Airport (HBU)

> 4,471 km · estimated flight time 6h · Long-haul route.

## Summary

- **Distance**: 4,471 km / 2,778 mi / 2,414 nm
- **Estimated flight time**: 6h
- **Heading**: 13° (north northeast)
- **Return heading**: 198° (south southwest)
- **Classification**: Long-haul
- **Type**: International (Sri Lanka) → Mongolia
- **Time difference**: +1.5h (When it's 11:27 in Colombo, it's 12:57 in Bulgan Sum Airport)
- **Elevation difference**: 3,891 ft (HBU 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

### [Bulgan Sum Airport (HBU)](https://www.flightduration.online/airport/hbu-bulgan-sum-airport/1ef266e0-1f66-6fae-90dd-06bb2780ed98)

- City: Bulgan Sum Airport, Mongolia
- ICAO: ZMBS
- Timezone: Asia/Hovd
- Coordinates: 46.100000, 91.580000
- Elevation: 3,921 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 11:27 in Colombo, it's 12:57 in Bulgan Sum Airport.

## Related

- [Bandaranaike International Apt Colombo Airport (CMB)](https://www.flightduration.online/airport/cmb-colombo-bandaranaike-international-apt-colombo-airport/1ef266df-ef5c-65b6-9127-06bb2780ed98)
- [Bulgan Sum Airport (HBU)](https://www.flightduration.online/airport/hbu-bulgan-sum-airport/1ef266e0-1f66-6fae-90dd-06bb2780ed98)
- [Flight duration calculator](/#calculator)