# Distance from Ashburton Aerodrome (ASG) to Houston (IAH)

> 12,475 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,475 km / 7,751 mi / 6,736 nm
- **Estimated flight time**: 16h
- **Heading**: 69° (east northeast)
- **Return heading**: 231° (southwest)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → United States
- **Intercontinental**: Oceania → North America
- **Time difference**: -17h (When it's 18:23 in Ashburton Aerodrome, it's 01:23 in Houston)
- **Elevation difference**: 206 ft (IAH is lower than ASG)

## Airports

### [Ashburton Aerodrome (ASG)](https://www.flightduration.online/airport/asg-ashburton-aerodrome/1ef266df-7654-6d9e-bd25-06bb2780ed98)

- City: Ashburton Aerodrome, New Zealand
- ICAO: NZAS
- Timezone: Pacific/Auckland
- Coordinates: -43.900000, 171.800000
- Elevation: 302 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 18:23 in Ashburton Aerodrome, it's 01:23 in Houston.
With a 17-hour time difference, expect significant jet lag.

## Related

- [Ashburton Aerodrome (ASG)](https://www.flightduration.online/airport/asg-ashburton-aerodrome/1ef266df-7654-6d9e-bd25-06bb2780ed98)
- [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)