# Distance from Houston (IAH) to Birjand (XBJ)

> 12,530 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,530 km / 7,786 mi / 6,765 nm
- **Estimated flight time**: 16h
- **Heading**: 23° (north northeast)
- **Return heading**: 336° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Iran
- **Intercontinental**: North America → Asia
- **Time difference**: +8.5h (When it's 20:16 in Houston, it's 04:46 in Birjand)
- **Elevation difference**: 4,856 ft (XBJ 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

### [Birjand Airport (XBJ)](https://www.flightduration.online/airport/xbj-birjand-birjand-airport/1ef266df-7de5-602c-8219-06bb2780ed98)

- City: Birjand, Iran
- ICAO: OIMB
- Timezone: Asia/Tehran
- Coordinates: 32.900000, 59.270000
- Elevation: 4,952 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 20:16 in Houston, it's 04:46 in Birjand.
With a 8.5-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)
- [Birjand Airport (XBJ)](https://www.flightduration.online/airport/xbj-birjand-birjand-airport/1ef266df-7de5-602c-8219-06bb2780ed98)
- [Flight duration calculator](/#calculator)