Distance From Diamond H Airport to George Bush Intercontinental Houston Airport

The distance from Diamond H Airport () to George Bush Intercontinental Houston Airport (IAH) is 503 miles or 809 kilometers or 437 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 Parsons ( United States ) to Houston ( United States )?

A one-way nonstop (direct) flight between Parsons and Houston takes around 1 hours 9 minutes.

Estimated flight time from Diamond H Airport, Parsons, United States to George Bush Intercontinental Houston Airport, Houston, United States is 1 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 • - IAH

Kilometers		809 km
Statute Miles		503 miles
Nautical Miles		437 nm
Avg. Time of Flight		1 hours 9 minutes

Diamond H Airport to George Bush Intercontinental Houston Airport Flight Route Map - to IAH Flight Path

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

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

Nonstop flight route between Parsons, United States and Houston, United States.

Time Difference Between the Airports • - IAH

Time difference between Parsons (United States) and Houston (United States) is 1 Hours.
Houston time is 1 Hours behind Parsons.

Location	Local Time
Parsons (United States)	2025-12-15, 00:29:55 EST
Houston (United States)	2025-12-14, 23:29:55 CST

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

Diamond H Airport ( / 80KS) Parsons, United States

Destination

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