# Distance from Thakhek (THK) to Calgary (YYC)

> 11,512 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,512 km / 7,153 mi / 6,216 nm
- **Estimated flight time**: 15h
- **Heading**: 24° (north northeast)
- **Return heading**: 322° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Laos) → Canada
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 23:54 in Thakhek, it's 10:54 in Calgary)
- **Elevation difference**: 3,108 ft (YYC is higher than THK)

## Airports

### [Thakhek Airport (THK)](https://www.flightduration.online/airport/thk-thakhek-thakhek-airport/1ef266df-f29f-6052-be01-06bb2780ed98)

- City: Thakhek, Laos
- ICAO: VLTK
- Timezone: Asia/Bangkok
- Coordinates: 17.400000, 104.800000
- Elevation: 449 ft

### [Calgary International Airport (YYC)](https://www.flightduration.online/airport/yyc-calgary-calgary-international-airport/1ef266de-b3e4-6fe8-ad4a-06bb2780ed98)

- City: Calgary, Canada
- ICAO: CYYC
- Timezone: America/Edmonton
- Coordinates: 51.110000, -114.020000
- Elevation: 3,557 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 23:54 in Thakhek, it's 10:54 in Calgary.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Thakhek Airport (THK)](https://www.flightduration.online/airport/thk-thakhek-thakhek-airport/1ef266df-f29f-6052-be01-06bb2780ed98)
- [Calgary International Airport (YYC)](https://www.flightduration.online/airport/yyc-calgary-calgary-international-airport/1ef266de-b3e4-6fe8-ad4a-06bb2780ed98)
- [Flight duration calculator](/#calculator)