# Distance from Kathmandu (KTM) to Mary's Harbour (YMH)

> 10,353 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,353 km / 6,433 mi / 5,590 nm
- **Estimated flight time**: 13h
- **Heading**: 337° (north northwest)
- **Return heading**: 34° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Canada
- **Intercontinental**: Asia → North America
- **Time difference**: -8.25h (When it's 10:56 in Kathmandu, it's 02:41 in Mary's Harbour)
- **Elevation difference**: 4,352 ft (YMH 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

### [Mary's Harbour Airport (YMH)](https://www.flightduration.online/airport/ymh-marys-harbour-marys-harbour-airport/1ef266de-b113-6e7c-abf4-06bb2780ed98)

- City: Mary's Harbour, Canada
- ICAO: CYMH
- Timezone: America/St_Johns
- Coordinates: 52.300000, -55.850000
- Elevation: 38 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 10:56 in Kathmandu, it's 02:41 in Mary's Harbour.
With a 8.25-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)
- [Mary's Harbour Airport (YMH)](https://www.flightduration.online/airport/ymh-marys-harbour-marys-harbour-airport/1ef266de-b113-6e7c-abf4-06bb2780ed98)
- [Flight duration calculator](/#calculator)