# Distance from Christchurch (CHC) to Miles City (MLS)

> 12,807 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,807 km / 7,958 mi / 6,915 nm
- **Estimated flight time**: 16h
- **Heading**: 49° (northeast)
- **Return heading**: 232° (southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -18h (When it's 22:03 in Christchurch, it's 04:03 in Miles City)
- **Elevation difference**: 2,511 ft (MLS is higher 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

### [Frank Wiley Field (MLS)](https://www.flightduration.online/airport/mls-miles-city-frank-wiley-field/1ef266df-2b7a-61ac-920c-06bb2780ed98)

- City: Miles City, United States
- ICAO: KMLS
- Timezone: America/Denver
- Coordinates: 46.430000, -105.890000
- Elevation: 2,634 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 22:03 in Christchurch, it's 04:03 in Miles City.
With a 18-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)
- [Frank Wiley Field (MLS)](https://www.flightduration.online/airport/mls-miles-city-frank-wiley-field/1ef266df-2b7a-61ac-920c-06bb2780ed98)
- [Flight duration calculator](/#calculator)