# Distance from Attopeu (AOU) to Sydney (SYD)

> 7,171 km · estimated flight time 9h · Long-haul route.

## Summary

- **Distance**: 7,171 km / 4,456 mi / 3,872 nm
- **Estimated flight time**: 9h
- **Heading**: 140° (southeast)
- **Return heading**: 312° (northwest)
- **Classification**: Long-haul
- **Type**: International (Laos) → Australia
- **Intercontinental**: Asia → Oceania
- **Time difference**: +3h (When it's 06:25 in Attopeu, it's 09:25 in Sydney)
- **Elevation difference**: 323 ft (SYD 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

### [Sydney Kingsford Smith International Airport (SYD)](https://www.flightduration.online/airport/syd-sydney-sydney-kingsford-smith-international-airport/1ef266e0-1982-6f84-a5a1-06bb2780ed98)

- City: Sydney, Australia
- ICAO: YSSY
- Timezone: Australia/Sydney
- Coordinates: -33.950000, 151.180000
- Elevation: 21 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 06:25 in Attopeu, it's 09:25 in Sydney.
The 3-hour time difference may cause some jet lag.

## Related

- [Attopeu Airport (AOU)](https://www.flightduration.online/airport/aou-attopeu-attopeu-airport/1ef266df-f273-65c4-a0a9-06bb2780ed98)
- [Sydney Kingsford Smith International Airport (SYD)](https://www.flightduration.online/airport/syd-sydney-sydney-kingsford-smith-international-airport/1ef266e0-1982-6f84-a5a1-06bb2780ed98)
- [Flight duration calculator](/#calculator)