# Distance from Caldwell (CDW) to Perth (PER)

> 18,664 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,664 km / 11,598 mi / 10,078 nm
- **Estimated flight time**: 23h
- **Heading**: 314° (northwest)
- **Return heading**: 40° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +12h (When it's 00:39 in Caldwell, it's 12:39 in Perth)
- **Elevation difference**: 105 ft (PER is lower than CDW)

## Airports

### [Essex County Airport (CDW)](https://www.flightduration.online/airport/cdw-caldwell-essex-county-airport/1ef266df-1359-606e-9a05-06bb2780ed98)

- City: Caldwell, United States
- ICAO: KCDW
- Timezone: America/New_York
- Coordinates: 40.880000, -74.280000
- Elevation: 172 ft

### [Perth International Airport (PER)](https://www.flightduration.online/airport/per-perth-perth-international-airport/1ef266e0-1765-627e-aa2d-06bb2780ed98)

- City: Perth, Australia
- ICAO: YPPH
- Timezone: Australia/Perth
- Coordinates: -31.940000, 115.970000
- Elevation: 67 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 00:39 in Caldwell, it's 12:39 in Perth.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Essex County Airport (CDW)](https://www.flightduration.online/airport/cdw-caldwell-essex-county-airport/1ef266df-1359-606e-9a05-06bb2780ed98)
- [Perth International Airport (PER)](https://www.flightduration.online/airport/per-perth-perth-international-airport/1ef266e0-1765-627e-aa2d-06bb2780ed98)
- [Flight duration calculator](/#calculator)