# Distance from Houston (IAH) to Masslo (MZX)

> 13,745 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,745 km / 8,541 mi / 7,422 nm
- **Estimated flight time**: 17h
- **Heading**: 57° (east northeast)
- **Return heading**: 313° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Ethiopia
- **Intercontinental**: North America → Africa
- **Time difference**: +8h (When it's 15:54 in Houston, it's 23:54 in Masslo)
- **Elevation difference**: 4,084 ft (MZX 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

### [Masslo Airport (MZX)](https://www.flightduration.online/airport/mzx-masslo-masslo-airport/1ef266de-ea4d-64e0-a65a-06bb2780ed98)

- City: Masslo, Ethiopia
- ICAO: HAML
- Timezone: Africa/Addis_Ababa
- Coordinates: 6.410000, 39.720000
- Elevation: 4,180 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 15:54 in Houston, it's 23:54 in Masslo.
With a 8-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)
- [Masslo Airport (MZX)](https://www.flightduration.online/airport/mzx-masslo-masslo-airport/1ef266de-ea4d-64e0-a65a-06bb2780ed98)
- [Flight duration calculator](/#calculator)