# Distance from Houston (IAH) to Khost (KHT)

> 12,807 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,807 km / 7,958 mi / 6,915 nm
- **Estimated flight time**: 16h
- **Heading**: 14° (north northeast)
- **Return heading**: 346° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Afghanistan
- **Intercontinental**: North America → Asia
- **Time difference**: +9.5h (When it's 23:50 in Houston, it's 09:20 in Khost)
- **Elevation difference**: 3,660 ft (KHT 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

### [Khost Airport (KHT)](https://www.flightduration.online/airport/kht-khost-khost-airport/1ef266df-78c4-648a-b868-06bb2780ed98)

- City: Khost, Afghanistan
- ICAO: OAKS
- Timezone: Asia/Kabul
- Coordinates: 33.330000, 69.950000
- Elevation: 3,756 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 23:50 in Houston, it's 09:20 in Khost.
With a 9.5-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)
- [Khost Airport (KHT)](https://www.flightduration.online/airport/kht-khost-khost-airport/1ef266df-78c4-648a-b868-06bb2780ed98)
- [Flight duration calculator](/#calculator)