# Distance from Ardabil (ADU) to Houston (IAH)

> 11,539 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,539 km / 7,170 mi / 6,231 nm
- **Estimated flight time**: 15h
- **Heading**: 328° (north northwest)
- **Return heading**: 29° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Iran) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -8.5h (When it's 03:16 in Ardabil, it's 18:46 in Houston)
- **Elevation difference**: 4,219 ft (IAH is lower than ADU)

## Airports

### [Ardabil Airport (ADU)](https://www.flightduration.online/airport/adu-ardabil-ardabil-airport/1ef266df-7e6a-60ba-8347-06bb2780ed98)

- City: Ardabil, Iran
- ICAO: OITL
- Timezone: Asia/Tehran
- Coordinates: 38.330000, 48.420000
- Elevation: 4,315 ft

### [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

## 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 03:16 in Ardabil, it's 18:46 in Houston.
With a 8.5-hour time difference, expect significant jet lag.

## Related

- [Ardabil Airport (ADU)](https://www.flightduration.online/airport/adu-ardabil-ardabil-airport/1ef266df-7e6a-60ba-8347-06bb2780ed98)
- [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)
- [Flight duration calculator](/#calculator)