Spirit Airlines George Bush Airport provides affordable domestic and international travel options from George Bush Intercontinental Airport (IAH). Spirit, which is renowned for its straightforward style, lets customers personalize their trips by choosing just the services they require. The airline ensures a seamless travel experience with its speedy check-in and boarding procedures. While waiting for their flights, passengers can take advantage of a range of culinary and shopping options at IAH. Spirit Airlines offers flexible and reasonably priced travel options, making it a great option for travelers on a tight budget who want to see new places from Houston.