# Distance from Christchurch (CHC) to Mary's Harbour (YMH)

> 16,352 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,352 km / 10,161 mi / 8,829 nm
- **Estimated flight time**: 20h
- **Heading**: 57° (east northeast)
- **Return heading**: 266° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → Canada
- **Intercontinental**: Oceania → North America
- **Time difference**: -14.5h (When it's 17:06 in Christchurch, it's 02:36 in Mary's Harbour)
- **Elevation difference**: 85 ft (YMH is lower than CHC)

## Airports

### [Christchurch International Airport (CHC)](https://www.flightduration.online/airport/chc-christchurch-christchurch-international-airport/1ef266df-7661-64f4-a788-06bb2780ed98)

- City: Christchurch, New Zealand
- ICAO: NZCH
- Timezone: Pacific/Auckland
- Coordinates: -43.490000, 172.530000
- Elevation: 123 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 17:06 in Christchurch, it's 02:36 in Mary's Harbour.
With a 14.5-hour time difference, expect significant jet lag.

## Related

- [Christchurch International Airport (CHC)](https://www.flightduration.online/airport/chc-christchurch-christchurch-international-airport/1ef266df-7661-64f4-a788-06bb2780ed98)
- [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)