# Distance from Houston (IAH) to Portsmouth (PMH)

> 1,508 km · estimated flight time 3h · Medium-haul route.

## Summary

- **Distance**: 1,508 km / 937 mi / 815 nm
- **Estimated flight time**: 3h
- **Heading**: 46° (northeast)
- **Return heading**: 233° (southwest)
- **Classification**: Medium-haul
- **Type**: Domestic (United States)
- **Time difference**: +1h (When it's 07:42 in Houston, it's 08:42 in Portsmouth)
- **Elevation difference**: 568 ft (PMH 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

### [Greater Portsmouth Regional Airport (PMH)](https://www.flightduration.online/airport/pmh-portsmouth-greater-portsmouth-regional-airport/1ef266df-3304-6558-b825-06bb2780ed98)

- City: Portsmouth, United States
- ICAO: KPMH
- Timezone: America/New_York
- Coordinates: 38.840000, -82.850000
- Elevation: 663 ft

## Route notes

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

Time-zone information: When it's 07:42 in Houston, it's 08:42 in Portsmouth.

## Related

- [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)
- [Greater Portsmouth Regional Airport (PMH)](https://www.flightduration.online/airport/pmh-portsmouth-greater-portsmouth-regional-airport/1ef266df-3304-6558-b825-06bb2780ed98)
- [Flight duration calculator](/#calculator)