Distance From Santa Maria Airport to George Bush Intercontinental Houston Airport, SMA - IAH Distance

The distance from Santa Maria Airport (SMA) to George Bush Intercontinental Houston Airport (IAH) is 3983 miles or 6409 kilometers or 3458 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Vila do Porto ( Portugal ) to Houston ( United States )?

A one-way nonstop (direct) flight between Vila do Porto and Houston takes around 9 hours 9 minutes.

Estimated flight time from Santa Maria Airport, Vila do Porto, Portugal to George Bush Intercontinental Houston Airport, Houston, United States is 9 hours 9 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • SMA - IAH

Kilometers		6409 km
Statute Miles		3983 miles
Nautical Miles		3458 nm
Avg. Time of Flight		9 hours 9 minutes

Santa Maria Airport to George Bush Intercontinental Houston Airport Flight Route Map - SMA to IAH Flight Path

Location of Santa Maria Airport & George Bush Intercontinental Houston Airport is given below.
Click the map to view Vila do Porto to Houston nonstop flight path and travel direction.

Click to see flight route on Google Map between Vila do Porto, Portugal and Houston, United States. .

Nonstop flight route between Vila do Porto, Portugal and Houston, United States.

Time Difference Between the Airports • SMA - IAH

Time difference between Vila do Porto (Portugal) and Houston (United States) is 5 Hours.
Houston time is 5 Hours behind Vila do Porto.

Location	Local Time
Vila do Porto (Portugal)	2026-05-01, 06:18:09 +00
Houston (United States)	2026-05-01, 01:18:09 CDT

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Santa Maria Airport (SMA / LPAZ) Vila do Porto, Portugal

Destination

George Bush Intercontinental Houston Airport (IAH / KIAH) Houston, United States