# Distance from Houston (IAH) to Sliac (SLD)

> 9,126 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,126 km / 5,670 mi / 4,927 nm
- **Estimated flight time**: 12h
- **Heading**: 37° (northeast)
- **Return heading**: 307° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Slovakia
- **Intercontinental**: North America → Europe
- **Time difference**: +7h (When it's 03:27 in Houston, it's 10:27 in Sliac)
- **Elevation difference**: 947 ft (SLD 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

### [Sliac Airport (SLD)](https://www.flightduration.online/airport/sld-sliac-sliac-airport/1ef266df-5a2e-657a-823f-06bb2780ed98)

- City: Sliac, Slovakia
- ICAO: LZSL
- Timezone: Europe/Bratislava
- Coordinates: 48.640000, 19.130000
- Elevation: 1,043 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 03:27 in Houston, it's 10:27 in Sliac.
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)
- [Sliac Airport (SLD)](https://www.flightduration.online/airport/sld-sliac-sliac-airport/1ef266df-5a2e-657a-823f-06bb2780ed98)
- [Flight duration calculator](/#calculator)