# Distance from Houston (IAH) to Klagenfurt am Worthersee (KLU)

> 8,964 km · estimated flight time 12h · Long-haul route.

## Summary

- **Distance**: 8,964 km / 5,570 mi / 4,840 nm
- **Estimated flight time**: 12h
- **Heading**: 41° (northeast)
- **Return heading**: 304° (northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Austria
- **Intercontinental**: North America → Europe
- **Time difference**: +7h (When it's 20:50 in Houston, it's 03:50 in Klagenfurt am Worthersee)
- **Elevation difference**: 1,374 ft (KLU 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

### [Klagenfurt Airport (KLU)](https://www.flightduration.online/airport/klu-klagenfurt-am-worthersee-klagenfurt-airport/1ef266df-5523-6ecc-b5ed-06bb2780ed98)

- City: Klagenfurt am Worthersee, Austria
- ICAO: LOWK
- Timezone: Europe/Vienna
- Coordinates: 46.640000, 14.340000
- Elevation: 1,470 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 20:50 in Houston, it's 03:50 in Klagenfurt am Worthersee.
With a 7-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)
- [Klagenfurt Airport (KLU)](https://www.flightduration.online/airport/klu-klagenfurt-am-worthersee-klagenfurt-airport/1ef266df-5523-6ecc-b5ed-06bb2780ed98)
- [Flight duration calculator](/#calculator)