# Distance from Attopeu (AOU) to Las Vegas (LAS)

> 12,842 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,842 km / 7,980 mi / 6,934 nm
- **Estimated flight time**: 16h
- **Heading**: 37° (northeast)
- **Return heading**: 314° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Laos) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -14h (When it's 01:57 in Attopeu, it's 11:57 in Las Vegas)
- **Elevation difference**: 1,837 ft (LAS is higher 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

### [Harry Reid International Airport (LAS)](https://www.flightduration.online/airport/las-las-vegas-harry-reid-international-airport/1ef266df-26e1-6280-853b-06bb2780ed98)

- City: Las Vegas, United States
- ICAO: KLAS
- Timezone: America/Los_Angeles
- Coordinates: 36.080000, -115.150000
- Elevation: 2,181 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 01:57 in Attopeu, it's 11:57 in Las Vegas.
With a 14-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)
- [Harry Reid International Airport (LAS)](https://www.flightduration.online/airport/las-las-vegas-harry-reid-international-airport/1ef266df-26e1-6280-853b-06bb2780ed98)
- [Flight duration calculator](/#calculator)