# Distance from Perth (PER) to Roundup (RPX)

> 15,919 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 15,919 km / 9,892 mi / 8,596 nm
- **Estimated flight time**: 20h
- **Heading**: 54° (northeast)
- **Return heading**: 277° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -14h (When it's 14:59 in Perth, it's 00:59 in Roundup)
- **Elevation difference**: 3,423 ft (RPX 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

### [Roundup Airport (RPX)](https://www.flightduration.online/airport/rpx-roundup-roundup-airport/1ef266df-35b3-6aec-afe9-06bb2780ed98)

- City: Roundup, United States
- ICAO: KRPX
- Timezone: America/Denver
- Coordinates: 46.480000, -108.540000
- Elevation: 3,490 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 14:59 in Perth, it's 00:59 in Roundup.
With a 14-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)
- [Roundup Airport (RPX)](https://www.flightduration.online/airport/rpx-roundup-roundup-airport/1ef266df-35b3-6aec-afe9-06bb2780ed98)
- [Flight duration calculator](/#calculator)