# Distance from Houston (IAH) to Kastoria (KSO)

> 9,824 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 9,824 km / 6,104 mi / 5,304 nm
- **Estimated flight time**: 13h
- **Heading**: 43° (northeast)
- **Return heading**: 309° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Greece
- **Intercontinental**: North America → Europe
- **Time difference**: +8h (When it's 18:46 in Houston, it's 02:46 in Kastoria)
- **Elevation difference**: 2,071 ft (KSO 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

### [Kastoria National Airport (KSO)](https://www.flightduration.online/airport/kso-kastoria-kastoria-national-airport/1ef266df-4e00-6014-8602-06bb2780ed98)

- City: Kastoria, Greece
- ICAO: LGKA
- Timezone: Europe/Athens
- Coordinates: 40.450000, 21.280000
- Elevation: 2,167 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 18:46 in Houston, it's 02:46 in Kastoria.
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)
- [Kastoria National Airport (KSO)](https://www.flightduration.online/airport/kso-kastoria-kastoria-national-airport/1ef266df-4e00-6014-8602-06bb2780ed98)
- [Flight duration calculator](/#calculator)