# Distance from Houston (IAH) to Karratha (KTA)

> 16,641 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,641 km / 10,340 mi / 8,985 nm
- **Estimated flight time**: 21h
- **Heading**: 280° (west)
- **Return heading**: 66° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +13h (When it's 21:42 in Houston, it's 10:42 in Karratha)
- **Elevation difference**: 67 ft (KTA is lower than IAH)

## Airports

### [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)

- City: Houston, United States
- ICAO: KIAH
- Timezone: America/Chicago
- Coordinates: 29.980000, -95.340000
- Elevation: 96 ft

### [Karratha Airport (KTA)](https://www.flightduration.online/airport/kta-karratha-karratha-airport/1ef266e0-16f1-618a-91be-06bb2780ed98)

- City: Karratha, Australia
- ICAO: YPKA
- Timezone: Australia/Perth
- Coordinates: -20.710000, 116.770000
- Elevation: 29 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 21:42 in Houston, it's 10:42 in Karratha.
With a 13-hour time difference, expect significant jet lag.

## Related

- [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)
- [Karratha Airport (KTA)](https://www.flightduration.online/airport/kta-karratha-karratha-airport/1ef266e0-16f1-618a-91be-06bb2780ed98)
- [Flight duration calculator](/#calculator)