# Distance from St Helens Airport (HLS) to Dorval (YUL)

> 16,629 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,629 km / 10,333 mi / 8,979 nm
- **Estimated flight time**: 21h
- **Heading**: 68° (east northeast)
- **Return heading**: 263° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → Canada
- **Intercontinental**: Oceania → North America
- **Time difference**: -14h (When it's 15:58 in St Helens Airport, it's 01:58 in Dorval)
- **Elevation difference**: 70 ft (YUL is higher than HLS)

## Airports

### [St Helens Airport (HLS)](https://www.flightduration.online/airport/hls-st-helens-airport/1ef266e0-1992-69ac-b5ce-06bb2780ed98)

- City: St Helens Airport, Australia
- ICAO: YSTH
- Timezone: Australia/Hobart
- Coordinates: -41.340000, 148.280000
- Elevation: 48 ft

### [Montréal / Pierre Elliott Trudeau International Airport (YUL)](https://www.flightduration.online/airport/yul-dorval-montreal-pierre-elliott-trudeau-international-airport/1ef266de-b315-619e-b7a7-06bb2780ed98)

- City: Dorval, Canada
- ICAO: CYUL
- Timezone: America/Toronto
- Coordinates: 45.470000, -73.740000
- Elevation: 118 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 15:58 in St Helens Airport, it's 01:58 in Dorval.
With a 14-hour time difference, expect significant jet lag.

## Related

- [St Helens Airport (HLS)](https://www.flightduration.online/airport/hls-st-helens-airport/1ef266e0-1992-69ac-b5ce-06bb2780ed98)
- [Montréal / Pierre Elliott Trudeau International Airport (YUL)](https://www.flightduration.online/airport/yul-dorval-montreal-pierre-elliott-trudeau-international-airport/1ef266de-b315-619e-b7a7-06bb2780ed98)
- [Flight duration calculator](/#calculator)