# Distance from Houston (IAH) to South Galway Airport (ZGL)

> 14,404 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,404 km / 8,950 mi / 7,777 nm
- **Estimated flight time**: 18h
- **Heading**: 260° (west)
- **Return heading**: 71° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Australia
- **Intercontinental**: North America → Oceania
- **Time difference**: +15h (When it's 14:27 in Houston, it's 05:27 in South Galway Airport)
- **Elevation difference**: 20 ft (ZGL 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

### [South Galway Airport (ZGL)](https://www.flightduration.online/airport/zgl-south-galway-airport/1ef266e0-18f6-6d90-8d01-06bb2780ed98)

- City: South Galway Airport, Australia
- ICAO: YSGW
- Timezone: Australia/Brisbane
- Coordinates: -25.680000, 142.110000
- Elevation: 116 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 14:27 in Houston, it's 05:27 in South Galway 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)
- [South Galway Airport (ZGL)](https://www.flightduration.online/airport/zgl-south-galway-airport/1ef266e0-18f6-6d90-8d01-06bb2780ed98)
- [Flight duration calculator](/#calculator)