# Distance from Ulsan (USN) to Dorval (YUL)

> 10,708 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 10,708 km / 6,654 mi / 5,782 nm
- **Estimated flight time**: 14h
- **Heading**: 16° (north northeast)
- **Return heading**: 341° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (South Korea) → Canada
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 09:29 in Ulsan, it's 20:29 in Dorval)
- **Elevation difference**: 73 ft (YUL is higher than USN)

## Airports

### [Ulsan Airport (USN)](https://www.flightduration.online/airport/usn-ulsan-ulsan-airport/1ef266df-8de2-6506-b034-06bb2780ed98)

- City: Ulsan, South Korea
- ICAO: RKPU
- Timezone: Asia/Seoul
- Coordinates: 35.590000, 129.350000
- Elevation: 45 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 09:29 in Ulsan, it's 20:29 in Dorval.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Ulsan Airport (USN)](https://www.flightduration.online/airport/usn-ulsan-ulsan-airport/1ef266df-8de2-6506-b034-06bb2780ed98)
- [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)