what terminal is delta at iah? Delta Airlines is the main attraction at George Bush Intercontinental Airport (IAH), operating largely from Terminal A. Delta travelers benefit from a streamlined and centralized experience in Terminal A, from check-in to boarding gates. With conveniently positioned check-in counters, speedy security screening, and easy access to Delta's boarding gates, navigating the airport is a snap. Terminal A is more than just a departure point; it also serves as a portal to the Delta experience at IAH. The Delta Sky Club Lounge is a tranquil sanctuary for individuals looking for an upgraded pre-flight experience. Terminal A serves as Delta's center point, enabling passengers to embark and exit with convenience and ease, whether they are beginning a new adventure or arriving at IAH. Delta's presence at Terminal A improves the overall travel experience, underscoring the airline's commitment to providing passengers with a seamless journey at George Bush Intercontinental Airport.