At IAH, Frontier Airlines mainly operates from Terminal A, which makes it easy for passengers to access a wide variety of flights within the U.S. Frontier Airlines George Bush Intercontinental Airport is a great choice for leisure travelers going to Florida, Las Vegas, and Denver, among other places, and also for business travelers looking for affordable air travel. The airline has a wide route network connecting Houston to many cities, making IAH a busy hub for both domestic and international flights.
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