# Distance from Houston (IAH) to Ihosy (IHO)

> 16,101 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,101 km / 10,005 mi / 8,694 nm
- **Estimated flight time**: 20h
- **Heading**: 87° (east)
- **Return heading**: 291° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Madagascar
- **Intercontinental**: North America → Africa
- **Time difference**: +8h (When it's 10:50 in Houston, it's 18:50 in Ihosy)
- **Elevation difference**: 2,404 ft (IHO 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

### [Ihosy Airport (IHO)](https://www.flightduration.online/airport/iho-ihosy-ihosy-airport/1ef266de-dc3a-681c-bc21-06bb2780ed98)

- City: Ihosy, Madagascar
- ICAO: FMSI
- Timezone: Indian/Antananarivo
- Coordinates: -22.400000, 46.160000
- Elevation: 2,500 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 10:50 in Houston, it's 18:50 in Ihosy.
With a 8-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)
- [Ihosy Airport (IHO)](https://www.flightduration.online/airport/iho-ihosy-ihosy-airport/1ef266de-dc3a-681c-bc21-06bb2780ed98)
- [Flight duration calculator](/#calculator)