# Distance from Kathmandu (KTM) to Colville Lake (YCK)

> 9,156 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,156 km / 5,690 mi / 4,944 nm
- **Estimated flight time**: 12h
- **Heading**: 12° (north northeast)
- **Return heading**: 332° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Canada
- **Intercontinental**: Asia → North America
- **Time difference**: -11.75h (When it's 18:07 in Kathmandu, it's 06:22 in Colville Lake)
- **Elevation difference**: 3,540 ft (YCK is lower than KTM)

## Airports

### [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)

- City: Kathmandu, Nepal
- ICAO: VNKT
- Timezone: Asia/Kathmandu
- Coordinates: 27.700000, 85.360000
- Elevation: 4,390 ft

### [Colville Lake Airport (YCK)](https://www.flightduration.online/airport/yck-colville-lake-colville-lake-airport/1ef266de-a26a-6056-8ac6-06bb2780ed98)

- City: Colville Lake, Canada
- ICAO: CEB3
- Timezone: America/Yellowknife
- Coordinates: 67.030000, -126.080000
- Elevation: 850 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 18:07 in Kathmandu, it's 06:22 in Colville Lake.
With a 11.75-hour time difference, expect significant jet lag.

## Related

- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Colville Lake Airport (YCK)](https://www.flightduration.online/airport/yck-colville-lake-colville-lake-airport/1ef266de-a26a-6056-8ac6-06bb2780ed98)
- [Flight duration calculator](/#calculator)