# Distance from Attopeu (AOU) to Colombo (CMB)

> 3,057 km · estimated flight time 5h · Medium-haul route.

## Summary

- **Distance**: 3,057 km / 1,900 mi / 1,651 nm
- **Estimated flight time**: 5h
- **Heading**: 257° (west southwest)
- **Return heading**: 72° (east northeast)
- **Classification**: Medium-haul
- **Type**: International (Laos) → Sri Lanka
- **Time difference**: -1.5h (When it's 00:38 in Attopeu, it's 23:08 in Colombo)
- **Elevation difference**: 314 ft (CMB is lower than AOU)

## Airports

### [Attopeu Airport (AOU)](https://www.flightduration.online/airport/aou-attopeu-attopeu-airport/1ef266df-f273-65c4-a0a9-06bb2780ed98)

- City: Attopeu, Laos
- ICAO: VLAP
- Timezone: Asia/Vientiane
- Coordinates: 14.810000, 106.820000
- Elevation: 344 ft

### [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

## 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 00:38 in Attopeu, it's 23:08 in Colombo.

## Related

- [Attopeu Airport (AOU)](https://www.flightduration.online/airport/aou-attopeu-attopeu-airport/1ef266df-f273-65c4-a0a9-06bb2780ed98)
- [Bandaranaike International Apt Colombo Airport (CMB)](https://www.flightduration.online/airport/cmb-colombo-bandaranaike-international-apt-colombo-airport/1ef266df-ef5c-65b6-9127-06bb2780ed98)
- [Flight duration calculator](/#calculator)