# Distance from Dalanzadgad (DLZ) to Houston (IAH)

> 11,590 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,590 km / 7,202 mi / 6,258 nm
- **Estimated flight time**: 15h
- **Heading**: 18° (north northeast)
- **Return heading**: 345° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Mongolia) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 23:48 in Dalanzadgad, it's 10:48 in Houston)
- **Elevation difference**: 4,691 ft (IAH is lower than DLZ)

## Airports

### [Dalanzadgad Airport (DLZ)](https://www.flightduration.online/airport/dlz-dalanzadgad-dalanzadgad-airport/1ef266e0-1f77-61ba-9c8a-06bb2780ed98)

- City: Dalanzadgad, Mongolia
- ICAO: ZMDZ
- Timezone: Asia/Ulaanbaatar
- Coordinates: 43.590000, 104.430000
- Elevation: 4,787 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 23:48 in Dalanzadgad, it's 10:48 in Houston.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Dalanzadgad Airport (DLZ)](https://www.flightduration.online/airport/dlz-dalanzadgad-dalanzadgad-airport/1ef266e0-1f77-61ba-9c8a-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)