# Distance from Atiu Island (AIU) to Copenhagen (CPH)

> 15,977 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 15,977 km / 9,927 mi / 8,627 nm
- **Estimated flight time**: 20h
- **Heading**: 9° (north)
- **Return heading**: 345° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (CK) → Denmark
- **Intercontinental**: Oceania → Europe
- **Time difference**: +12h (When it's 15:09 in Atiu Island, it's 03:09 in Copenhagen)
- **Elevation difference**: 19 ft (CPH is lower than AIU)

## Airports

### [Enua Airport (AIU)](https://www.flightduration.online/airport/aiu-atiu-island-enua-airport/1ef266df-6e67-660e-ad82-06bb2780ed98)

- City: Atiu Island, CK
- ICAO: NCAT
- Timezone: Pacific/Rarotonga
- Coordinates: -19.970000, -158.120000
- Elevation: 36 ft

### [Copenhagen Kastrup Airport (CPH)](https://www.flightduration.online/airport/cph-copenhagen-copenhagen-kastrup-airport/1ef266de-c7ce-6bbc-8b57-06bb2780ed98)

- City: Copenhagen, Denmark
- ICAO: EKCH
- Timezone: Europe/Copenhagen
- Coordinates: 55.620000, 12.660000
- Elevation: 17 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 15:09 in Atiu Island, it's 03:09 in Copenhagen.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Enua Airport (AIU)](https://www.flightduration.online/airport/aiu-atiu-island-enua-airport/1ef266df-6e67-660e-ad82-06bb2780ed98)
- [Copenhagen Kastrup Airport (CPH)](https://www.flightduration.online/airport/cph-copenhagen-copenhagen-kastrup-airport/1ef266de-c7ce-6bbc-8b57-06bb2780ed98)
- [Flight duration calculator](/#calculator)