# Distance from Wellington (WLG) to Slave Lake (YZH)

> 12,626 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,626 km / 7,846 mi / 6,818 nm
- **Estimated flight time**: 16h
- **Heading**: 36° (northeast)
- **Return heading**: 231° (southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → Canada
- **Intercontinental**: Oceania → North America
- **Time difference**: -18h (When it's 17:17 in Wellington, it's 23:17 in Slave Lake)
- **Elevation difference**: 1,871 ft (YZH is higher than WLG)

## Airports

### [Wellington International Airport (WLG)](https://www.flightduration.online/airport/wlg-wellington-wellington-international-airport/1ef266df-7837-65e4-b135-06bb2780ed98)

- City: Wellington, New Zealand
- ICAO: NZWN
- Timezone: Pacific/Auckland
- Coordinates: -41.330000, 174.800000
- Elevation: 41 ft

### [Slave Lake Airport (YZH)](https://www.flightduration.online/airport/yzh-slave-lake-slave-lake-airport/1ef266de-b440-6492-a59b-06bb2780ed98)

- City: Slave Lake, Canada
- ICAO: CYZH
- Timezone: America/Edmonton
- Coordinates: 55.290000, -114.780000
- Elevation: 1,912 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 17:17 in Wellington, it's 23:17 in Slave Lake.
With a 18-hour time difference, expect significant jet lag.

## Related

- [Wellington International Airport (WLG)](https://www.flightduration.online/airport/wlg-wellington-wellington-international-airport/1ef266df-7837-65e4-b135-06bb2780ed98)
- [Slave Lake Airport (YZH)](https://www.flightduration.online/airport/yzh-slave-lake-slave-lake-airport/1ef266de-b440-6492-a59b-06bb2780ed98)
- [Flight duration calculator](/#calculator)