# Distance from Christchurch (CHC) to Southend (SEN)

> 18,929 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,929 km / 11,762 mi / 10,221 nm
- **Estimated flight time**: 23h
- **Heading**: 329° (north northwest)
- **Return heading**: 37° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → United Kingdom
- **Intercontinental**: Oceania → Europe
- **Time difference**: -11h (When it's 08:57 in Christchurch, it's 21:57 in Southend)
- **Elevation difference**: 74 ft (SEN 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

### [Southend Airport (SEN)](https://www.flightduration.online/airport/sen-southend-southend-airport/1ef266de-c471-617c-a9f1-06bb2780ed98)

- City: Southend, United Kingdom
- ICAO: EGMC
- Timezone: Europe/London
- Coordinates: 51.570000, 0.700000
- Elevation: 49 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 08:57 in Christchurch, it's 21:57 in Southend.
With a 11-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)
- [Southend Airport (SEN)](https://www.flightduration.online/airport/sen-southend-southend-airport/1ef266de-c471-617c-a9f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)