# Distance from Alldays (ADY) to Houston (IAH)

> 14,467 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,467 km / 8,989 mi / 7,812 nm
- **Estimated flight time**: 18h
- **Heading**: 291° (west northwest)
- **Return heading**: 96° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (South Africa) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -7h (When it's 01:55 in Alldays, it's 18:55 in Houston)
- **Elevation difference**: 2,504 ft (IAH is lower than ADY)

## Airports

### [Alldays Airport (ADY)](https://www.flightduration.online/airport/ady-alldays-alldays-airport/1ef266de-d0bd-6c28-b78b-06bb2780ed98)

- City: Alldays, South Africa
- ICAO: FAAL
- Timezone: Africa/Johannesburg
- Coordinates: -22.680000, 29.060000
- Elevation: 2,600 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 01:55 in Alldays, it's 18:55 in Houston.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Alldays Airport (ADY)](https://www.flightduration.online/airport/ady-alldays-alldays-airport/1ef266de-d0bd-6c28-b78b-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)