# Distance from Kelso (KLS) to Perth (PER)

> 14,819 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,819 km / 9,208 mi / 8,001 nm
- **Estimated flight time**: 18h
- **Heading**: 266° (west)
- **Return heading**: 55° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +15h (When it's 12:03 in Kelso, it's 03:03 in Perth)
- **Elevation difference**: 47 ft (PER is higher than KLS)

## Airports

### [Southwest Washington Regional Airport (KLS)](https://www.flightduration.online/airport/kls-kelso-southwest-washington-regional-airport/1ef266df-2607-6b02-a2f2-06bb2780ed98)

- City: Kelso, United States
- ICAO: KKLS
- Timezone: America/Los_Angeles
- Coordinates: 46.120000, -122.900000
- Elevation: 20 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 12:03 in Kelso, it's 03:03 in Perth.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Southwest Washington Regional Airport (KLS)](https://www.flightduration.online/airport/kls-kelso-southwest-washington-regional-airport/1ef266df-2607-6b02-a2f2-06bb2780ed98)
- [Perth International Airport (PER)](https://www.flightduration.online/airport/per-perth-perth-international-airport/1ef266e0-1765-627e-aa2d-06bb2780ed98)
- [Flight duration calculator](/#calculator)