Where is Houston (IAH)?

Houston is in USA. George Bush Intcntl Houston (IAH) is the main commercial airport with 193 non-stop destinations.

How do you calculate the cheapest month?

We pull 6 months of forward fare data from the affiliate-network month-matrix API for each route, find the lowest price per calendar month, then identify which month is cheapest across multiple major-market origins. Cached daily.

Cheapest month to fly to Houston (IAH)

Compare 6 months of forward fares to Houston, USA from London, New York, and Dubai.

Last updated July 25, 2026 · By Flightmaps Editorial

Limited price data

We don't currently have forward fare coverage for the major routes into Houston (IAH). Try the airport page for full route options:

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Frequently asked questions

Where is Houston (IAH)?

Houston is in USA. George Bush Intcntl Houston (IAH) is the main commercial airport with 193 non-stop destinations.
How do you calculate the cheapest month?

We pull 6 months of forward fare data from the affiliate-network month-matrix API for each route, find the lowest price per calendar month, then identify which month is cheapest across multiple major-market origins. Cached daily.

Related guides for Houston

Sibling pages — airport overview, country aggregations, visa context.