# Distance from Perth (PER) to Somerset (SME)

> 18,049 km · estimated flight time 22h · Ultra-long-haul route.

## Summary

- **Distance**: 18,049 km / 11,215 mi / 9,746 nm
- **Estimated flight time**: 22h
- **Heading**: 68° (east northeast)
- **Return heading**: 281° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -12h (When it's 02:00 in Perth, it's 14:00 in Somerset)
- **Elevation difference**: 860 ft (SME is higher 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

### [Lake Cumberland Regional Airport (SME)](https://www.flightduration.online/airport/sme-somerset-lake-cumberland-regional-airport/1ef266df-38f3-6176-85bd-06bb2780ed98)

- City: Somerset, United States
- ICAO: KSME
- Timezone: America/New_York
- Coordinates: 37.050000, -84.620000
- Elevation: 927 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 02:00 in Perth, it's 14:00 in Somerset.
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)
- [Lake Cumberland Regional Airport (SME)](https://www.flightduration.online/airport/sme-somerset-lake-cumberland-regional-airport/1ef266df-38f3-6176-85bd-06bb2780ed98)
- [Flight duration calculator](/#calculator)