Distance From Zwettl Heliport to George Bush Intercontinental Houston Airport

The distance from Zwettl Heliport () to George Bush Intercontinental Houston Airport (IAH) is 5525 miles or 8892 kilometers or 4798 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 Zwettl ( Austria ) to Houston ( United States )?

A one-way nonstop (direct) flight between Zwettl and Houston takes around 12 hours 42 minutes.

Estimated flight time from Zwettl Heliport, Zwettl, Austria to George Bush Intercontinental Houston Airport, Houston, United States is 12 hours 42 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 • - IAH

Kilometers		8892 km
Statute Miles		5525 miles
Nautical Miles		4798 nm
Avg. Time of Flight		12 hours 42 minutes

Zwettl Heliport to George Bush Intercontinental Houston Airport Flight Route Map - to IAH Flight Path

Location of Zwettl Heliport & George Bush Intercontinental Houston Airport is given below.
Click the map to view Zwettl to Houston nonstop flight path and travel direction.

Click to see flight route on Google Map between Zwettl, Austria and Houston, United States. .

Nonstop flight route between Zwettl, Austria and Houston, United States.

Time Difference Between the Airports • - IAH

Time difference between Zwettl (Austria) and Houston (United States) is 6 Hours.
Houston time is 6 Hours behind Zwettl.

Location	Local Time
Zwettl (Austria)	2026-03-18, 07:30:43 CET
Houston (United States)	2026-03-18, 01:30:43 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

Zwettl Heliport ( / ) Zwettl, Austria

Destination

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