# Distance from Seattle (BFI) to Christchurch (CHC)

> 11,962 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,962 km / 7,433 mi / 6,459 nm
- **Estimated flight time**: 15h
- **Heading**: 224° (southwest)
- **Return heading**: 40° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → New Zealand
- **Intercontinental**: North America → Oceania
- **Time difference**: +19h (When it's 21:34 in Seattle, it's 16:34 in Christchurch)
- **Elevation difference**: 101 ft (CHC is higher than BFI)

## Airports

### [Boeing Field/King County International Airport (BFI)](https://www.flightduration.online/airport/bfi-seattle-boeing-fieldking-county-international-airport/1ef266df-104a-6602-8542-06bb2780ed98)

- City: Seattle, United States
- ICAO: KBFI
- Timezone: America/Los_Angeles
- Coordinates: 47.530000, -122.300000
- Elevation: 22 ft

### [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

## 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 21:34 in Seattle, it's 16:34 in Christchurch.
With a 19-hour time difference, expect significant jet lag.

## Related

- [Boeing Field/King County International Airport (BFI)](https://www.flightduration.online/airport/bfi-seattle-boeing-fieldking-county-international-airport/1ef266df-104a-6602-8542-06bb2780ed98)
- [Christchurch International Airport (CHC)](https://www.flightduration.online/airport/chc-christchurch-christchurch-international-airport/1ef266df-7661-64f4-a788-06bb2780ed98)
- [Flight duration calculator](/#calculator)