# Distance from Washington (IAD) to Mount Cook Airport (MON)

> 14,501 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,501 km / 9,011 mi / 7,830 nm
- **Estimated flight time**: 18h
- **Heading**: 241° (west southwest)
- **Return heading**: 71° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → New Zealand
- **Intercontinental**: North America → Oceania
- **Time difference**: +16h (When it's 18:04 in Washington, it's 10:04 in Mount Cook Airport)
- **Elevation difference**: 1,841 ft (MON is higher than IAD)

## Airports

### [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)

- City: Washington, United States
- ICAO: KIAD
- Timezone: America/New_York
- Coordinates: 38.900000, -77.500000
- Elevation: 312 ft

### [Mount Cook Airport (MON)](https://www.flightduration.online/airport/mon-mount-cook-airport/1ef266df-7713-637a-bbdb-06bb2780ed98)

- City: Mount Cook Airport, New Zealand
- ICAO: NZMC
- Timezone: Pacific/Auckland
- Coordinates: -43.770000, 170.130000
- Elevation: 2,153 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 18:04 in Washington, it's 10:04 in Mount Cook Airport.
With a 16-hour time difference, expect significant jet lag.

## Related

- [Washington Dulles International Airport (IAD)](https://www.flightduration.online/airport/iad-washington-washington-dulles-international-airport/1ef266df-22cc-64e2-b8c0-06bb2780ed98)
- [Mount Cook Airport (MON)](https://www.flightduration.online/airport/mon-mount-cook-airport/1ef266df-7713-637a-bbdb-06bb2780ed98)
- [Flight duration calculator](/#calculator)