# Distance from Attopeu (AOU) to Cancun (CUN)

> 15,757 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 15,757 km / 9,791 mi / 8,508 nm
- **Estimated flight time**: 20h
- **Heading**: 21° (north northeast)
- **Return heading**: 338° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Laos) → Mexico
- **Intercontinental**: Asia → North America
- **Time difference**: -12h (When it's 06:38 in Attopeu, it's 18:38 in Cancun)
- **Elevation difference**: 322 ft (CUN 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

### [Cancun International Airport (CUN)](https://www.flightduration.online/airport/cun-cancun-cancun-international-airport/1ef266df-6268-6862-9a5d-06bb2780ed98)

- City: Cancun, Mexico
- ICAO: MMUN
- Timezone: America/Cancun
- Coordinates: 21.040000, -86.880000
- Elevation: 22 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 06:38 in Attopeu, it's 18:38 in Cancun.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Attopeu Airport (AOU)](https://www.flightduration.online/airport/aou-attopeu-attopeu-airport/1ef266df-f273-65c4-a0a9-06bb2780ed98)
- [Cancun International Airport (CUN)](https://www.flightduration.online/airport/cun-cancun-cancun-international-airport/1ef266df-6268-6862-9a5d-06bb2780ed98)
- [Flight duration calculator](/#calculator)