# Distance from Houston (HOU) to Zagreb (ZAG)

> 9,155 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,155 km / 5,688 mi / 4,943 nm
- **Estimated flight time**: 12h
- **Heading**: 41° (northeast)
- **Return heading**: 305° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Croatia
- **Intercontinental**: North America → Europe
- **Time difference**: +7h (When it's 17:46 in Houston, it's 00:46 in Zagreb)
- **Elevation difference**: 307 ft (ZAG is higher than HOU)

## Airports

### [William P Hobby Airport (HOU)](https://www.flightduration.online/airport/hou-houston-william-p-hobby-airport/1ef266df-211f-6e6e-9c9b-06bb2780ed98)

- City: Houston, United States
- ICAO: KHOU
- Timezone: America/Chicago
- Coordinates: 29.650000, -95.280000
- Elevation: 46 ft

### [Zagreb Airport (ZAG)](https://www.flightduration.online/airport/zag-zagreb-zagreb-airport/1ef266df-43f4-691c-9d2a-06bb2780ed98)

- City: Zagreb, Croatia
- ICAO: LDZA
- Timezone: Europe/Zagreb
- Coordinates: 45.740000, 16.070000
- Elevation: 353 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 17:46 in Houston, it's 00:46 in Zagreb.
With a 7-hour time difference, expect significant jet lag.

## Related

- [William P Hobby Airport (HOU)](https://www.flightduration.online/airport/hou-houston-william-p-hobby-airport/1ef266df-211f-6e6e-9c9b-06bb2780ed98)
- [Zagreb Airport (ZAG)](https://www.flightduration.online/airport/zag-zagreb-zagreb-airport/1ef266df-43f4-691c-9d2a-06bb2780ed98)
- [Flight duration calculator](/#calculator)