# Distance from Ottumwa (OTM) to Perth (PER)

> 17,294 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 17,294 km / 10,746 mi / 9,338 nm
- **Estimated flight time**: 21h
- **Heading**: 283° (west northwest)
- **Return heading**: 60° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +13h (When it's 03:34 in Ottumwa, it's 16:34 in Perth)
- **Elevation difference**: 779 ft (PER is lower than OTM)

## Airports

### [Ottumwa Regional Airport (OTM)](https://www.flightduration.online/airport/otm-ottumwa-ottumwa-regional-airport/1ef266df-3159-687a-893c-06bb2780ed98)

- City: Ottumwa, United States
- ICAO: KOTM
- Timezone: America/Chicago
- Coordinates: 41.110000, -92.450000
- Elevation: 846 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 03:34 in Ottumwa, it's 16:34 in Perth.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Ottumwa Regional Airport (OTM)](https://www.flightduration.online/airport/otm-ottumwa-ottumwa-regional-airport/1ef266df-3159-687a-893c-06bb2780ed98)
- [Perth International Airport (PER)](https://www.flightduration.online/airport/per-perth-perth-international-airport/1ef266e0-1765-627e-aa2d-06bb2780ed98)
- [Flight duration calculator](/#calculator)