# Distance from Perth (PER) to Philadelphia (PHL)

> 18,677 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,677 km / 11,605 mi / 10,085 nm
- **Estimated flight time**: 23h
- **Heading**: 46° (northeast)
- **Return heading**: 308° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -12h (When it's 02:31 in Perth, it's 14:31 in Philadelphia)
- **Elevation difference**: 31 ft (PHL is lower than PER)

## Airports

### [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

### [Philadelphia International Airport (PHL)](https://www.flightduration.online/airport/phl-philadelphia-philadelphia-international-airport/1ef266df-3298-6dbc-a5dd-06bb2780ed98)

- City: Philadelphia, United States
- ICAO: KPHL
- Timezone: America/New_York
- Coordinates: 39.870000, -75.240000
- Elevation: 36 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 02:31 in Perth, it's 14:31 in Philadelphia.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Perth International Airport (PER)](https://www.flightduration.online/airport/per-perth-perth-international-airport/1ef266e0-1765-627e-aa2d-06bb2780ed98)
- [Philadelphia International Airport (PHL)](https://www.flightduration.online/airport/phl-philadelphia-philadelphia-international-airport/1ef266df-3298-6dbc-a5dd-06bb2780ed98)
- [Flight duration calculator](/#calculator)