# Distance from Claris (GBZ) to Houston (IAH)

> 11,852 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,852 km / 7,365 mi / 6,400 nm
- **Estimated flight time**: 15h
- **Heading**: 65° (east northeast)
- **Return heading**: 237° (west southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -17h (When it's 18:37 in Claris, it's 01:37 in Houston)
- **Elevation difference**: 76 ft (IAH is higher than GBZ)

## Airports

### [Great Barrier Aerodrome (GBZ)](https://www.flightduration.online/airport/gbz-claris-great-barrier-aerodrome/1ef266df-7699-61ce-99cb-06bb2780ed98)

- City: Claris, New Zealand
- ICAO: NZGB
- Timezone: Pacific/Auckland
- Coordinates: -36.240000, 175.470000
- Elevation: 20 ft

### [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

## 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 18:37 in Claris, it's 01:37 in Houston.
With a 17-hour time difference, expect significant jet lag.

## Related

- [Great Barrier Aerodrome (GBZ)](https://www.flightduration.online/airport/gbz-claris-great-barrier-aerodrome/1ef266df-7699-61ce-99cb-06bb2780ed98)
- [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)
- [Flight duration calculator](/#calculator)