# Distance from Houston (IAH) to Isisford Airport (ISI)

> 14,130 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,130 km / 8,780 mi / 7,630 nm
- **Estimated flight time**: 18h
- **Heading**: 261° (west)
- **Return heading**: 70° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +15h (When it's 20:04 in Houston, it's 11:04 in Isisford Airport)
- **Elevation difference**: 598 ft (ISI is higher 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

### [Isisford Airport (ISI)](https://www.flightduration.online/airport/isi-isisford-airport/1ef266e0-0ec0-654c-89c9-06bb2780ed98)

- City: Isisford Airport, Australia
- ICAO: YISF
- Timezone: Australia/Brisbane
- Coordinates: -24.260000, 144.430000
- Elevation: 694 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 20:04 in Houston, it's 11:04 in Isisford Airport.
With a 15-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)
- [Isisford Airport (ISI)](https://www.flightduration.online/airport/isi-isisford-airport/1ef266e0-0ec0-654c-89c9-06bb2780ed98)
- [Flight duration calculator](/#calculator)