# Distance from Helsinki (HEL) to Ban Huoeisay Airport (OUI)

> 7,265 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,265 km / 4,514 mi / 3,923 nm
- **Estimated flight time**: 10h
- **Heading**: 92° (east)
- **Return heading**: 328° (north northwest)
- **Classification**: Long-haul
- **Type**: International (Finland) → Laos
- **Intercontinental**: Europe → Asia
- **Time difference**: +4h (When it's 17:41 in Helsinki, it's 21:41 in Ban Huoeisay Airport)
- **Elevation difference**: 1,201 ft (OUI is higher than HEL)

## Airports

### [Helsinki Vantaa Airport (HEL)](https://www.flightduration.online/airport/hel-helsinki-helsinki-vantaa-airport/1ef266de-c121-6940-a083-06bb2780ed98)

- City: Helsinki, Finland
- ICAO: EFHK
- Timezone: Europe/Helsinki
- Coordinates: 60.320000, 24.960000
- Elevation: 179 ft

### [Ban Huoeisay Airport (OUI)](https://www.flightduration.online/airport/oui-ban-huoeisay-airport/1ef266df-f277-6980-89e5-06bb2780ed98)

- City: Ban Huoeisay Airport, Laos
- ICAO: VLHS
- Timezone: Asia/Vientiane
- Coordinates: 20.260000, 100.440000
- Elevation: 1,380 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 17:41 in Helsinki, it's 21:41 in Ban Huoeisay Airport.
The 4-hour time difference may cause some jet lag.

## Related

- [Helsinki Vantaa Airport (HEL)](https://www.flightduration.online/airport/hel-helsinki-helsinki-vantaa-airport/1ef266de-c121-6940-a083-06bb2780ed98)
- [Ban Huoeisay Airport (OUI)](https://www.flightduration.online/airport/oui-ban-huoeisay-airport/1ef266df-f277-6980-89e5-06bb2780ed98)
- [Flight duration calculator](/#calculator)