# Distance from Greeneville (GCY) to Perth (PER)

> 18,225 km · estimated flight time 22h · Ultra-long-haul route.

## Summary

- **Distance**: 18,225 km / 11,324 mi / 9,841 nm
- **Estimated flight time**: 22h
- **Heading**: 280° (west)
- **Return heading**: 70° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +12h (When it's 02:34 in Greeneville, it's 14:34 in Perth)
- **Elevation difference**: 1,541 ft (PER is lower than GCY)

## Airports

### [Greeneville Municipal Airport (GCY)](https://www.flightduration.online/airport/gcy-greeneville-greeneville-municipal-airport/1ef266df-1dd6-63c0-969e-06bb2780ed98)

- City: Greeneville, United States
- ICAO: KGCY
- Timezone: America/New_York
- Coordinates: 36.200000, -82.810000
- Elevation: 1,608 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 02:34 in Greeneville, it's 14:34 in Perth.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Greeneville Municipal Airport (GCY)](https://www.flightduration.online/airport/gcy-greeneville-greeneville-municipal-airport/1ef266df-1dd6-63c0-969e-06bb2780ed98)
- [Perth International Airport (PER)](https://www.flightduration.online/airport/per-perth-perth-international-airport/1ef266e0-1765-627e-aa2d-06bb2780ed98)
- [Flight duration calculator](/#calculator)