# Distance from Cotulla (COT) to Perth (PER)

> 16,626 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,626 km / 10,331 mi / 8,977 nm
- **Estimated flight time**: 21h
- **Heading**: 255° (west southwest)
- **Return heading**: 87° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +13h (When it's 09:49 in Cotulla, it's 22:49 in Perth)
- **Elevation difference**: 407 ft (PER is lower than COT)

## Airports

### [Cotulla-La Salle County Airport (COT)](https://www.flightduration.online/airport/cot-cotulla-cotulla-la-salle-county-airport/1ef266df-14ba-6372-a944-06bb2780ed98)

- City: Cotulla, United States
- ICAO: KCOT
- Timezone: America/Chicago
- Coordinates: 28.460000, -99.220000
- Elevation: 474 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 09:49 in Cotulla, it's 22:49 in Perth.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Cotulla-La Salle County Airport (COT)](https://www.flightduration.online/airport/cot-cotulla-cotulla-la-salle-county-airport/1ef266df-14ba-6372-a944-06bb2780ed98)
- [Perth International Airport (PER)](https://www.flightduration.online/airport/per-perth-perth-international-airport/1ef266e0-1765-627e-aa2d-06bb2780ed98)
- [Flight duration calculator](/#calculator)