# Distance from Houston (IAH) to Ulaanbaatar (UBN)

> 11,103 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,103 km / 6,899 mi / 5,995 nm
- **Estimated flight time**: 14h
- **Heading**: 345° (north northwest)
- **Return heading**: 19° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Mongolia
- **Intercontinental**: North America → Asia
- **Time difference**: +13h (When it's 10:05 in Houston, it's 23:05 in Ulaanbaatar)
- **Elevation difference**: 4,389 ft (UBN 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

### [Chinggis Khaan International Airport (UBN)](https://www.flightduration.online/airport/ubn-ulaanbaatar-chinggis-khaan-international-airport/1ef266e0-1f73-64e8-ba98-06bb2780ed98)

- City: Ulaanbaatar, Mongolia
- ICAO: ZMCK
- Timezone: Asia/Ulaanbaatar
- Coordinates: 47.650000, 106.820000
- Elevation: 4,485 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 10:05 in Houston, it's 23:05 in Ulaanbaatar.
With a 13-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)
- [Chinggis Khaan International Airport (UBN)](https://www.flightduration.online/airport/ubn-ulaanbaatar-chinggis-khaan-international-airport/1ef266e0-1f73-64e8-ba98-06bb2780ed98)
- [Flight duration calculator](/#calculator)