# Distance from Tchien (THC) to Dorval (YUL)

> 7,639 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,639 km / 4,747 mi / 4,125 nm
- **Estimated flight time**: 10h
- **Heading**: 317° (northwest)
- **Return heading**: 104° (east southeast)
- **Classification**: Long-haul
- **Type**: International (Liberia) → Canada
- **Intercontinental**: Africa → North America
- **Time difference**: -4h (When it's 00:27 in Tchien, it's 20:27 in Dorval)
- **Elevation difference**: 672 ft (YUL is lower than THC)

## Airports

### [Tchien Airport (THC)](https://www.flightduration.online/airport/thc-tchien-tchien-airport/1ef266de-e842-6330-a35d-06bb2780ed98)

- City: Tchien, Liberia
- ICAO: GLTN
- Timezone: Africa/Monrovia
- Coordinates: 6.050000, -8.140000
- Elevation: 790 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 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 00:27 in Tchien, it's 20:27 in Dorval.
The 4-hour time difference may cause some jet lag.

## Related

- [Tchien Airport (THC)](https://www.flightduration.online/airport/thc-tchien-tchien-airport/1ef266de-e842-6330-a35d-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)