# Distance from Houston (IAH) to Vila do Porto (SMA)

> 6,409 km · estimated flight time 9h · Long-haul route.

## Summary

- **Distance**: 6,409 km / 3,982 mi / 3,461 nm
- **Estimated flight time**: 9h
- **Heading**: 63° (east northeast)
- **Return heading**: 285° (west northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Portugal
- **Intercontinental**: North America → Europe
- **Time difference**: +5h (When it's 15:19 in Houston, it's 20:19 in Vila do Porto)
- **Elevation difference**: 212 ft (SMA 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

### [Santa Maria Airport (SMA)](https://www.flightduration.online/airport/sma-vila-do-porto-santa-maria-airport/1ef266df-5554-60b8-b2bd-06bb2780ed98)

- City: Vila do Porto, Portugal
- ICAO: LPAZ
- Timezone: Atlantic/Azores
- Coordinates: 36.970000, -25.170000
- Elevation: 308 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 15:19 in Houston, it's 20:19 in Vila do Porto.
The 5-hour time difference may cause some 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)
- [Santa Maria Airport (SMA)](https://www.flightduration.online/airport/sma-vila-do-porto-santa-maria-airport/1ef266df-5554-60b8-b2bd-06bb2780ed98)
- [Flight duration calculator](/#calculator)